Company lists · Data refreshed October 2026
Top 25 Customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
RevenueBase identified 1,213 company matches for customer service inbound & outbound voice, chat & e-mail suppliers associated with the United States as of October 2026 and tracks 191,026 professional contacts across them, including 21,739 with verified work emails. New York is the largest hub.
This list covers company matches for customer service inbound & outbound voice, chat & e-mail suppliers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 19, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 29,675 contacts → | ||||
Exact match “We’re TTEC (pronounced t.tec).” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 17,258 contacts → | ||||
Exact match “ibex delivers innovative business process outsourcing (BPO), smart digital marketing, online acquisition technology, and end-to-end customer engagement solutions to help companies…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 16,705 contacts → | ||||
Exact match “About VXI Global Solutions VXI Global Solutions is a BPO leader in customer service, customer experience, and digital solutions.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 6,580 contacts → | ||||
Exact match “Everise delivers happiness to millions of customers around the world.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 6,507 contacts → | ||||
Exact match “When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 4,646 contacts → | ||||
Exact match “With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 4,273 contacts → | ||||
Exact match “We are The Customer Company®, a global leader in Customer Experience (CX), Omnichannel Marketing, Data Services, Customer Care, Fulfillment, and Logistics.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 3,992 contacts → | ||||
Exact match “Recognized as the #1 CX provider for disruptors and innovators across financial services, healthcare, and e-commerce, Ubiquity was founded on the belief that our clients and their…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 3,352 contacts → | ||||
Exact match “Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 3,164 contacts → | ||||
Exact match “Stream Global Services is a premium business process outsource (BPO) service provider specializing in customer relationship management solutions including sales, customer care…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 2,997 contacts → | ||||
Exact match “Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 2,258 contacts → | ||||
Exact match “Alta Resources has always worked to be something different.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 1,995 contacts → | ||||
Exact match “SupportNinja provides customer experience and back-office support services for tech companies and startups around the world.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 1,974 contacts → | ||||
Exact match “Human-Led, Tech-Powered Customer Service For over 25 years, Liveops has redefined customer support by combining technology with real human connection.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 1,961 contacts → | ||||
Exact match “Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 1,902 contacts → | ||||
Exact match “InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 1,813 contacts → | ||||
Exact match “Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 1,794 contacts → | ||||
Exact match “Faneuil is now part of Continuum Global Solutions This exciting evolution marks a significant step in our commitment to delivering unmatched customer care and transforming digital…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 1,660 contacts → | ||||
Exact match “Percepta is a global customer relationship organization that manages all forms of contact with our clients’ customers, prospective customers, suppliers and distribution networks.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 1,606 contacts → | ||||
Exact match “DialAmerica is now Aucera.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 1,566 contacts → | ||||
Exact match “At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 22 | 1,505 contacts → | ||||
Exact match “Full Potential Solutions (FPS) is a new kind of performance-based outsourcing firm that puts culture and employees first, because we believe that happy, fulfilled teams accomplish…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 23 | 1,487 contacts → | ||||
Exact match “DATAMARK Inc, a provider of omni-channel contact centers and business process outsourcing (BPO) services since 1989, employs more than at our facilities in the United States…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 24 | 1,365 contacts → | ||||
Exact match “BroadPath provides transformational outsourcing and managed services powered by our one-of-a-kind, 100% remote business model.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 25 | 1,235 contacts → | ||||
Exact match “Peak Support: A Ubiquity Company is a business process outsourcing (BPO) company growing dedicated to providing exceptional support to high-growth companies.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “customer service inbound & outbound voice, chat & e-mail suppliers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,213 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 21,739 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Customer service inbound & outbound voice, chat & e-mail suppliers based in the United States at a glance
As of Oct 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,213 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “customer service inbound & outbound voice, chat & e-mail suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 21,739 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 19, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Customer service inbound & outbound voice, chat & e-mail suppliers by metro
- Customer service inbound & outbound voice, chat & e-mail suppliers in New York52
- Customer service inbound & outbound voice, chat & e-mail suppliers in Houston32
- Customer service inbound & outbound voice, chat & e-mail suppliers in Miami31
- Customer service inbound & outbound voice, chat & e-mail suppliers in Austin26
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “customer service inbound & outbound voice, chat & e-mail suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many customer service inbound & outbound voice, chat & e-mail suppliers are there based in the United States?
RevenueBase identified 1,213 company matches for customer service inbound & outbound voice, chat & e-mail suppliers associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
TTEC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most customer service inbound & outbound voice, chat & e-mail suppliers?
New York leads with 52 company records, followed by Houston (32) and Miami (31).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 21,739 professional contacts with verified work emails tracked across these 1,213 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,213 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Customer service inbound & outbound voice, chat & e-mail suppliers by geography
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Sao Paulo, Brazil
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Toronto, Canada
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Cairo, Egypt
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Paris, France
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Bangalore, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Gurgaon, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Kolkata, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Mumbai, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Noida, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Pune, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Lahore, Pakistan
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Warsaw, Poland
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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- Customer service inbound & outbound voice, chat & e-mail suppliers based in Sao Paulo, Brazil
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Toronto, Canada
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Cairo, Egypt
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Paris, France
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Bangalore, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Gurgaon, India
Company intelligence · public preview
Top 25 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,213 matching company records for customer service inbound & outbound voice, chat & e-mail suppliers based in the United States, with 191,026 tracked contacts and 21,739 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  TTECttec.comHQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 29,675 contacts → |
“We’re TTEC (pronounced t.tec).” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  IBEXibex.coHQ: Washington, DC, United StatesReported employees: 10001+ | Washington, DC, United States | 10001+ | Exact match | 17,258 contacts → |
“ibex delivers innovative business process outsourcing (BPO), smart digital marketing, online acquisition technology, and end-to-end customer engagement solutions to help companies…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  VXI Global Solutionsvxi.comHQ: Los Angeles, CA, United StatesReported employees: 10001+ | Los Angeles, CA, United States | 10001+ | Exact match | 16,705 contacts → |
“About VXI Global Solutions VXI Global Solutions is a BPO leader in customer service, customer experience, and digital solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Everiseweareeverise.comHQ: Plantation, FL, United StatesReported employees: 10001+ | Plantation, FL, United States | 10001+ | Exact match | 6,580 contacts → |
“Everise delivers happiness to millions of customers around the world.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Afni, INCafni.comHQ: Bloomington, IL, United StatesReported employees: 10001+ | Bloomington, IL, United States | 10001+ | Exact match | 6,507 contacts → |
“When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Continuum Global Solutionscontinuumgbl.comHQ: Dallas, TX, United StatesReported employees: 5,001-10,000 | Dallas, TX, United States | 5,001-10,000 | Exact match | 4,646 contacts → |
“With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Harte Hankshartehanks.comHQ: Chelmsford, MA, United StatesReported employees: 1,001-5,000 | Chelmsford, MA, United States | 1,001-5,000 | Exact match | 4,273 contacts → |
“We are The Customer Company®, a global leader in Customer Experience (CX), Omnichannel Marketing, Data Services, Customer Care, Fulfillment, and Logistics.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Ubiquityubiquity.comHQ: New York, NY, United StatesReported employees: 10001+ | New York, NY, United States | 10001+ | Exact match | 3,992 contacts → |
“Recognized as the #1 CX provider for disruptors and innovators across financial services, healthcare, and e-commerce, Ubiquity was founded on the belief that our clients and their…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Telvistatelvista.comHQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 3,352 contacts → |
“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Stream Global Servicesstream.comHQ: Eagan, MN, United StatesReported employees: 10001+ | Eagan, MN, United States | 10001+ | Exact match | 3,164 contacts → |
“Stream Global Services is a premium business process outsource (BPO) service provider specializing in customer relationship management solutions including sales, customer care…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Advanced Call Center Technologies, LLCacttoday.comHQ: Berwyn, PA, United StatesReported employees: 5,001-10,000 | Berwyn, PA, United States | 5,001-10,000 | Exact match | 2,997 contacts → |
“Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Alta Resourcesaltaresources.comHQ: Neenah, WI, United StatesReported employees: 1,001-5,000 | Neenah, WI, United States | 1,001-5,000 | Exact match | 2,258 contacts → |
“Alta Resources has always worked to be something different.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Supportninjasupportninja.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,995 contacts → |
“SupportNinja provides customer experience and back-office support services for tech companies and startups around the world.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Liveops, INCliveops.comHQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 1,974 contacts → |
“Human-Led, Tech-Powered Customer Service For over 25 years, Liveops has redefined customer support by combining technology with real human connection.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Support Services Groupsupportservicesgroup.coHQ: Waco, TX, United StatesReported employees: 5,001-10,000 | Waco, TX, United States | 5,001-10,000 | Exact match | 1,961 contacts → |
“Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Infocision Management Corporationinfocision.comHQ: Akron, OH, United StatesReported employees: 1,001-5,000 | Akron, OH, United States | 1,001-5,000 | Exact match | 1,902 contacts → |
“InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Km2 Solutionskm2solutions.comHQ: Boca Raton, FL, United StatesReported employees: 5,001-10,000 | Boca Raton, FL, United States | 5,001-10,000 | Exact match | 1,813 contacts → |
“Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Faneuil INCfaneuil.comHQ: Hampton, VA, United StatesReported employees: 1,001-5,000 | Hampton, VA, United States | 1,001-5,000 | Exact match | 1,794 contacts → |
“Faneuil is now part of Continuum Global Solutions This exciting evolution marks a significant step in our commitment to delivering unmatched customer care and transforming digital…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Perceptapercepta.comHQ: Allen Park, MI, United StatesReported employees: 1,001-5,000 | Allen Park, MI, United States | 1,001-5,000 | Exact match | 1,660 contacts → |
“Percepta is a global customer relationship organization that manages all forms of contact with our clients’ customers, prospective customers, suppliers and distribution networks.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Dialamericaaucera.comHQ: Mahwah, NJ, United StatesReported employees: 1,001-5,000 | Mahwah, NJ, United States | 1,001-5,000 | Exact match | 1,606 contacts → |
“DialAmerica is now Aucera.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  RDI Corporationrdicorp.comHQ: Cincinnati, OH, United StatesReported employees: 1,001-5,000 | Cincinnati, OH, United States | 1,001-5,000 | Exact match | 1,566 contacts → |
“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Full Potential Solutionsfpsinc.comHQ: Waltham, MA, United StatesReported employees: 1,001-5,000 | Waltham, MA, United States | 1,001-5,000 | Exact match | 1,505 contacts → |
“Full Potential Solutions (FPS) is a new kind of performance-based outsourcing firm that puts culture and employees first, because we believe that happy, fulfilled teams accomplish…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Datamark, INCdatamark.netHQ: El Paso, TX, United StatesReported employees: 1,001-5,000 | El Paso, TX, United States | 1,001-5,000 | Exact match | 1,487 contacts → |
“DATAMARK Inc, a provider of omni-channel contact centers and business process outsourcing (BPO) services since 1989, employs more than at our facilities in the United States…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Broadpathbroad-path.comHQ: Tucson, AZ, United StatesReported employees: 1,001-5,000 | Tucson, AZ, United States | 1,001-5,000 | Exact match | 1,365 contacts → |
“BroadPath provides transformational outsourcing and managed services powered by our one-of-a-kind, 100% remote business model.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Peak Supportpeaksupport.ioHQ: Cambridge, MA, United StatesReported employees: 1,001-5,000 | Cambridge, MA, United States | 1,001-5,000 | Exact match | 1,235 contacts → |
“Peak Support: A Ubiquity Company is a business process outsourcing (BPO) company growing dedicated to providing exceptional support to high-growth companies.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,213 company matches
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Customer service inbound & outbound voice, chat & e-mail suppliers: dataset insights
October 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,211 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,213 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Customer service inbound & outbound voice, chat & e-mail suppliers by metro
- Customer service inbound & outbound voice, chat & e-mail suppliers in New York52
- Customer service inbound & outbound voice, chat & e-mail suppliers in Houston32
- Customer service inbound & outbound voice, chat & e-mail suppliers in Miami31
- Customer service inbound & outbound voice, chat & e-mail suppliers in Austin26
Questions about this company list
What does Exact match mean for customer service inbound & outbound voice, chat & e-mail suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many customer service inbound & outbound voice, chat & e-mail suppliers did RevenueBase find based in the United States?
The saved snapshot records 1,213 matching company records, 191,026 tracked contacts and 21,739 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Customer service inbound & outbound voice, chat & e-mail suppliers by geography
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Sao Paulo, Brazil
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Toronto, Canada
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Cairo, Egypt
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Paris, France
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Bangalore, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Gurgaon, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Kolkata, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Mumbai, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Noida, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Pune, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Lahore, Pakistan
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Warsaw, Poland
Cite this list
RevenueBase Data Team. Top 25 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States. Snapshot: October 19, 2026. https://revenuebase.ai/companies/customer-service-inbound-outbound-voice-chat-e-mail-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Sao Paulo, Brazil
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Toronto, Canada
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Cairo, Egypt
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Paris, France
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Bangalore, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Gurgaon, India
Company intelligence · public preview
Top 25 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
RevenueBase records 1,213 matching company records for customer service inbound & outbound voice, chat & e-mail suppliers based in the United States, with 191,026 tracked contacts and 21,739 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | TTECttec.com HQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 29,675 contacts → |
“We’re TTEC (pronounced t.tec).” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | IBEXibex.co HQ: Washington, DC, United StatesReported employees: 10001+ | Washington, DC, United States | 10001+ | Exact match | 17,258 contacts → |
“ibex delivers innovative business process outsourcing (BPO), smart digital marketing, online acquisition technology, and end-to-end customer engagement solutions to help companies…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | VXI Global Solutionsvxi.com HQ: Los Angeles, CA, United StatesReported employees: 10001+ | Los Angeles, CA, United States | 10001+ | Exact match | 16,705 contacts → |
“About VXI Global Solutions VXI Global Solutions is a BPO leader in customer service, customer experience, and digital solutions.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Everiseweareeverise.com HQ: Plantation, FL, United StatesReported employees: 10001+ | Plantation, FL, United States | 10001+ | Exact match | 6,580 contacts → |
“Everise delivers happiness to millions of customers around the world.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Afni, INCafni.com HQ: Bloomington, IL, United StatesReported employees: 10001+ | Bloomington, IL, United States | 10001+ | Exact match | 6,507 contacts → |
“When people reach for their phones, use laptops, or grab their tablets, Afni's contact center teams are there to provide prompt and friendly help.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Continuum Global Solutionscontinuumgbl.com HQ: Dallas, TX, United StatesReported employees: 5,001-10,000 | Dallas, TX, United States | 5,001-10,000 | Exact match | 4,646 contacts → |
“With a fresh name and decades of contact center expertise, we’re dedicated to collaborative partnerships, understanding your unique needs, and tailoring solutions for an enhanced…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Harte Hankshartehanks.com HQ: Chelmsford, MA, United StatesReported employees: 1,001-5,000 | Chelmsford, MA, United States | 1,001-5,000 | Exact match | 4,273 contacts → |
“We are The Customer Company®, a global leader in Customer Experience (CX), Omnichannel Marketing, Data Services, Customer Care, Fulfillment, and Logistics.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Ubiquityubiquity.com HQ: New York, NY, United StatesReported employees: 10001+ | New York, NY, United States | 10001+ | Exact match | 3,992 contacts → |
“Recognized as the #1 CX provider for disruptors and innovators across financial services, healthcare, and e-commerce, Ubiquity was founded on the belief that our clients and their…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Telvistatelvista.com HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 3,352 contacts → |
“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Stream Global Servicesstream.com HQ: Eagan, MN, United StatesReported employees: 10001+ | Eagan, MN, United States | 10001+ | Exact match | 3,164 contacts → |
“Stream Global Services is a premium business process outsource (BPO) service provider specializing in customer relationship management solutions including sales, customer care…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Advanced Call Center Technologies, LLCacttoday.com HQ: Berwyn, PA, United StatesReported employees: 5,001-10,000 | Berwyn, PA, United States | 5,001-10,000 | Exact match | 2,997 contacts → |
“Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Alta Resourcesaltaresources.com HQ: Neenah, WI, United StatesReported employees: 1,001-5,000 | Neenah, WI, United States | 1,001-5,000 | Exact match | 2,258 contacts → |
“Alta Resources has always worked to be something different.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Supportninjasupportninja.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,995 contacts → |
“SupportNinja provides customer experience and back-office support services for tech companies and startups around the world.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Liveops, INCliveops.com HQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 1,974 contacts → |
“Human-Led, Tech-Powered Customer Service For over 25 years, Liveops has redefined customer support by combining technology with real human connection.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Support Services Groupsupportservicesgroup.co HQ: Waco, TX, United StatesReported employees: 5,001-10,000 | Waco, TX, United States | 5,001-10,000 | Exact match | 1,961 contacts → |
“Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Infocision Management Corporationinfocision.com HQ: Akron, OH, United StatesReported employees: 1,001-5,000 | Akron, OH, United States | 1,001-5,000 | Exact match | 1,902 contacts → |
“InfoCision is an award-winning contact center partner trusted by leading brands for over 40 years.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Km2 Solutionskm2solutions.com HQ: Boca Raton, FL, United StatesReported employees: 5,001-10,000 | Boca Raton, FL, United States | 5,001-10,000 | Exact match | 1,813 contacts → |
“Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Faneuil INCfaneuil.com HQ: Hampton, VA, United StatesReported employees: 1,001-5,000 | Hampton, VA, United States | 1,001-5,000 | Exact match | 1,794 contacts → |
“Faneuil is now part of Continuum Global Solutions This exciting evolution marks a significant step in our commitment to delivering unmatched customer care and transforming digital…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Perceptapercepta.com HQ: Allen Park, MI, United StatesReported employees: 1,001-5,000 | Allen Park, MI, United States | 1,001-5,000 | Exact match | 1,660 contacts → |
“Percepta is a global customer relationship organization that manages all forms of contact with our clients’ customers, prospective customers, suppliers and distribution networks.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dialamericaaucera.com HQ: Mahwah, NJ, United StatesReported employees: 1,001-5,000 | Mahwah, NJ, United States | 1,001-5,000 | Exact match | 1,606 contacts → |
“DialAmerica is now Aucera.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | RDI Corporationrdicorp.com HQ: Cincinnati, OH, United StatesReported employees: 1,001-5,000 | Cincinnati, OH, United States | 1,001-5,000 | Exact match | 1,566 contacts → |
“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Full Potential Solutionsfpsinc.com HQ: Waltham, MA, United StatesReported employees: 1,001-5,000 | Waltham, MA, United States | 1,001-5,000 | Exact match | 1,505 contacts → |
“Full Potential Solutions (FPS) is a new kind of performance-based outsourcing firm that puts culture and employees first, because we believe that happy, fulfilled teams accomplish…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Datamark, INCdatamark.net HQ: El Paso, TX, United StatesReported employees: 1,001-5,000 | El Paso, TX, United States | 1,001-5,000 | Exact match | 1,487 contacts → |
“DATAMARK Inc, a provider of omni-channel contact centers and business process outsourcing (BPO) services since 1989, employs more than at our facilities in the United States…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Broadpathbroad-path.com HQ: Tucson, AZ, United StatesReported employees: 1,001-5,000 | Tucson, AZ, United States | 1,001-5,000 | Exact match | 1,365 contacts → |
“BroadPath provides transformational outsourcing and managed services powered by our one-of-a-kind, 100% remote business model.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Peak Supportpeaksupport.io HQ: Cambridge, MA, United StatesReported employees: 1,001-5,000 | Cambridge, MA, United States | 1,001-5,000 | Exact match | 1,235 contacts → |
“Peak Support: A Ubiquity Company is a business process outsourcing (BPO) company growing dedicated to providing exceptional support to high-growth companies.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,213 company matches
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Customer service inbound & outbound voice, chat & e-mail suppliers: dataset insights
October 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,211 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,213 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Customer service inbound & outbound voice, chat & e-mail suppliers by metro
- Customer service inbound & outbound voice, chat & e-mail suppliers in New York52
- Customer service inbound & outbound voice, chat & e-mail suppliers in Houston32
- Customer service inbound & outbound voice, chat & e-mail suppliers in Miami31
- Customer service inbound & outbound voice, chat & e-mail suppliers in Austin26
Questions about this company list
What does Exact match mean for customer service inbound & outbound voice, chat & e-mail suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many customer service inbound & outbound voice, chat & e-mail suppliers did RevenueBase find based in the United States?
The saved snapshot records 1,213 matching company records, 191,026 tracked contacts and 21,739 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Customer service inbound & outbound voice, chat & e-mail suppliers by geography
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Sao Paulo, Brazil
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Toronto, Canada
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Cairo, Egypt
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Paris, France
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Bangalore, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Gurgaon, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Kolkata, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Mumbai, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Noida, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Pune, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Lahore, Pakistan
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Warsaw, Poland
Cite this list
RevenueBase Data Team. Top 25 customer service inbound & outbound voice, chat & e-mail suppliers based in the United States. Snapshot: October 19, 2026. https://revenuebase.ai/companies/customer-service-inbound-outbound-voice-chat-e-mail-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Sao Paulo, Brazil
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Toronto, Canada
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Cairo, Egypt
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Paris, France
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Bangalore, India
- Customer service inbound & outbound voice, chat & e-mail suppliers based in Gurgaon, India