Company lists · Data refreshed November 2026
Top 25 Phone system integrators based in the United States
RevenueBase identified 1,914 company matches for phone system integrators associated with the United States as of November 2026 and tracks 27,987 professional contacts across them, including 9,067 with verified work emails. New York is the largest hub.
This list covers company matches for phone system integrators 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 November 6, 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 phone system integrators based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,994 contacts → | ||||
Exact match “IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 419 contacts → | ||||
Exact match “Founded in 2004, MicroTech is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 392 contacts → | ||||
Exact match “With three decades of expertise in the enterprise communications space, Continuant stands out as a seasoned Managed Services Provider, Systems Integrator, and Technology…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 373 contacts → | ||||
Exact match “ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 358 contacts → | ||||
Exact match “ComNet Communications is a national network infrastructure integrator delivering large-scale, mission-critical deployments across the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 309 contacts → | ||||
Exact match “Avidex is an innovative leader in the design, integration, project management, equipment procurement, and support services of audiovisual and collaboration solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 306 contacts → | ||||
Exact match “HB Communications, Inc, is among the largest and most innovative Audiovisual System Integrators in North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 266 contacts → | ||||
Exact match “TRITECH is a leading technology systems integrator providing clients with a single source for engineering, installation and maintenance of large / complex communications, audio…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 262 contacts → | ||||
Exact match “MidPoint Technology Group is the central hub of technology systems integrating them together to work in synergy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 261 contacts → | ||||
Exact match “As the leading global integrator of business communication solutions and services since 1993, NACR has been a trusted advisor to more than 40% of the Fortune 100 companies…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 212 contacts → | ||||
Exact match “MCA Communications is a Design-Build Technology Integrator specializing in network cabling infrastructure, audio visual installations, wireless solutions, and security solutions…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 209 contacts → | ||||
Exact match “Info: 800-377-0271 * Service: 866-423-2247 Established in 1946, CEC has evolved from a small two-way radio shop into a nationally recognized technology integrator with nine…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 206 contacts → | ||||
Exact match “LINX is a technology integrator specializing in the design, installation and support of network cabling, multimedia, security and wireless systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 184 contacts → | ||||
Exact match “Established in 1988, Forerunner Technologies, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 178 contacts → | ||||
Exact match “Clear-Com®, an HME company, is the global leader in professional voice communication systems for live productions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 172 contacts → | ||||
Exact match “Electronic Security Integrator Access Control Closed Circuit Television Intercom” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 170 contacts → | ||||
Exact match “Zultys is a premier provider of omnichannel, Unified Communications, hosted business phone services and premise-based communications systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 161 contacts → | ||||
Exact match “In-Telecom offers a full spectrum of solutions such as VoIP phones, access control, unparalleled customer service, IT consulting, and quality workmanship from our experienced…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 160 contacts → | ||||
Exact match “Comtel is a full service systems integrator providing communications and security systems to the Commercial, Healthcare and Education markets since 1982.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 155 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 150 contacts → | ||||
Exact match “EKC Enterprises is a leader in Technology integrations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 143 contacts → | ||||
Exact match “Unimax believes that administering PBX and voice messaging systems can be far less complex and costly, while delivering better service levels.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 143 contacts → | ||||
Exact match “Transcom Telecommunications (formerly called "Transcom Services") is a Veteran Owned Business founded in 1986 on 3 core ideas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 133 contacts → | ||||
Exact match “Dobil Laboratories is an award-winning, nationally recognized, a full-service audiovisual & security systems integrator.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 125 contacts → | ||||
Exact match “Founded in 1987, Estech Systems (ESI), a Crexendo® company, delivers high-performance phone systems designed for growing businesses.” Recorded in the RevenueBase company graph · Nov 6, 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 “phone system integrators”. 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 1,914 phone system integrators based in the United States
See the full list, filter by size, metro and specialty, and access 9,067 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Phone system integrators based in the United States at a glance
As of Nov 6, 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 1,914 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 “phone system integrators” 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 9,067 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 November 6, 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.
Phone system integrators by metro
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 “phone system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many phone system integrators are there based in the United States?
RevenueBase identified 1,914 company matches for phone system integrators associated with the United States as of November 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?
IES Communications tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most phone system integrators?
New York leads with 43 company records, followed by Houston (33) and Austin (27).
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 9,067 professional contacts with verified work emails tracked across these 1,914 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,914 phone system integrators based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Phone system integrators by geography
- Phone system integrators based in Sao Paulo, Brazil
- Phone system integrators based in Rome, Italy
- Phone system integrators based in Riyadh, Saudi Arabia
- Phone system integrators based in Istanbul, Türkiye
- Phone system integrators based in Dubai, United Arab Emirates
- Phone system integrators based in London, United Kingdom
- Phone system integrators based in Austin, United States
- Phone system integrators based in Dallas, United States
- Phone system integrators based in Houston, United States
- Phone system integrators based in New York, United States
- Phone system integrators based in Argentina
- Phone system integrators based in Australia
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Phone system integrators based in Sao Paulo, Brazil
- Phone system integrators based in Rome, Italy
- Phone system integrators based in Riyadh, Saudi Arabia
- Phone system integrators based in Istanbul, Türkiye
- Phone system integrators based in Dubai, United Arab Emirates
- Phone system integrators based in London, United Kingdom
Company intelligence · public preview
Top 25 phone system integrators 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 1,914 matching company records for phone system integrators based in the United States, with 27,987 tracked contacts and 9,067 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: November 6, 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 phone system integrators 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 |  IES Communicationsiescomm.comHQ: Tempe, AZ, United StatesReported employees: 1,001-5,000 | Tempe, AZ, United States | 1,001-5,000 | Exact match | 1,994 contacts → |
“IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Microtechmicrotech.netHQ: Delray Beach, FL, United StatesReported employees: 51-200 | Delray Beach, FL, United States | 51-200 | Exact match | 419 contacts → |
“Founded in 2004, MicroTech is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Continuantcontinuant.comHQ: Tacoma, WA, United StatesReported employees: 201-500 | Tacoma, WA, United States | 201-500 | Exact match | 392 contacts → |
“With three decades of expertise in the enterprise communications space, Continuant stands out as a seasoned Managed Services Provider, Systems Integrator, and Technology…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  ACS2acs.comHQ: Lake Mary, FL, United StatesReported employees: Not recorded | Lake Mary, FL, United States | Not recorded | Exact match | 373 contacts → |
“ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Comnet Communicationscomnetcomm.comHQ: Bethel, FL, United StatesReported employees: 201-500 | Bethel, FL, United States | 201-500 | Exact match | 358 contacts → |
“ComNet Communications is a national network infrastructure integrator delivering large-scale, mission-critical deployments across the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Avidexavidex.comHQ: Cary, NH, United StatesReported employees: 501-1,000 | Cary, NH, United States | 501-1,000 | Exact match | 309 contacts → |
“Avidex is an innovative leader in the design, integration, project management, equipment procurement, and support services of audiovisual and collaboration solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Hb, A Diversified Companyhbcommunications.comHQ: North Haven, NY, United StatesReported employees: 201-500 | North Haven, NY, United States | 201-500 | Exact match | 306 contacts → |
“HB Communications, Inc, is among the largest and most innovative Audiovisual System Integrators in North America.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Tritech Communications INCtritechcomm.comHQ: Garden City, NC, United StatesReported employees: 201-500 | Garden City, NC, United States | 201-500 | Exact match | 266 contacts → |
“TRITECH is a leading technology systems integrator providing clients with a single source for engineering, installation and maintenance of large / complex communications, audio…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Midpoint Technology Groupmidpointtechnologygroup.comHQ: Columbia, MD, United StatesReported employees: 51-200 | Columbia, MD, United States | 51-200 | Exact match | 262 contacts → |
“MidPoint Technology Group is the central hub of technology systems integrating them together to work in synergy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  NACRnacr.comHQ: Eagan, MN, United StatesReported employees: 501-1,000 | Eagan, MN, United States | 501-1,000 | Exact match | 261 contacts → |
“As the leading global integrator of business communication solutions and services since 1993, NACR has been a trusted advisor to more than 40% of the Fortune 100 companies…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  MCA Communications, INCmcacom.comHQ: Houston, FL, United StatesReported employees: 501-1,000 | Houston, FL, United States | 501-1,000 | Exact match | 212 contacts → |
“MCA Communications is a Design-Build Technology Integrator specializing in network cabling infrastructure, audio visual installations, wireless solutions, and security solutions…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Communications Engineering Company CECcecinfo.comHQ: Hiawatha, IA, United StatesReported employees: 201-500 | Hiawatha, IA, United States | 201-500 | Exact match | 209 contacts → |
“Info: 800-377-0271 * Service: 866-423-2247 Established in 1946, CEC has evolved from a small two-way radio shop into a nationally recognized technology integrator with nine…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Linx Lllpteamlinx.com HQ: Denver, CO, United StatesReported employees: 501-1,000 | Denver, CO, United States | 501-1,000 | Exact match | 206 contacts → |
“LINX is a technology integrator specializing in the design, installation and support of network cabling, multimedia, security and wireless systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Forerunner Technologies, INCfrtinc.comHQ: Edgewood, NY, United StatesReported employees: 51-200 | Edgewood, NY, United States | 51-200 | Exact match | 184 contacts → |
“Established in 1988, Forerunner Technologies, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Clear-Comclearcom.comHQ: Alameda, CA, United StatesReported employees: 51-200 | Alameda, CA, United States | 51-200 | Exact match | 178 contacts → |
“Clear-Com®, an HME company, is the global leader in professional voice communication systems for live productions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Convergint Technologiesconvergint.comHQ: Atlanta, United StatesReported employees: 5,001-10,000 | Atlanta, United States | 5,001-10,000 | Exact match | 172 contacts → |
“Electronic Security Integrator Access Control Closed Circuit Television Intercom” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Zultyszultys.comHQ: Sunnyvale, CA, United StatesReported employees: 51-200 | Sunnyvale, CA, United States | 51-200 | Exact match | 170 contacts → |
“Zultys is a premier provider of omnichannel, Unified Communications, hosted business phone services and premise-based communications systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  In-Telecomin-telecom.comHQ: Slidell, LA, United StatesReported employees: 51-200 | Slidell, LA, United States | 51-200 | Exact match | 161 contacts → |
“In-Telecom offers a full spectrum of solutions such as VoIP phones, access control, unparalleled customer service, IT consulting, and quality workmanship from our experienced…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Comtel Systems Technology, INCcomtelsys.comHQ: Sunnyvale, CA, United StatesReported employees: 51-200 | Sunnyvale, CA, United States | 51-200 | Exact match | 160 contacts → |
“Comtel is a full service systems integrator providing communications and security systems to the Commercial, Healthcare and Education markets since 1982.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Tele-Optics, INCtele-optics.comHQ: Kingsport, TN, United StatesReported employees: 51-200 | Kingsport, TN, United States | 51-200 | Exact match | 155 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  EKC Enterprises INCekccorp.comHQ: Fresno, CA, United StatesReported employees: 201-500 | Fresno, CA, United States | 201-500 | Exact match | 150 contacts → |
“EKC Enterprises is a leader in Technology integrations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Unimaxunimax.comHQ: Minneapolis, MN, United StatesReported employees: 51-200 | Minneapolis, MN, United States | 51-200 | Exact match | 143 contacts → |
“Unimax believes that administering PBX and voice messaging systems can be far less complex and costly, while delivering better service levels.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Transcom Telecommunicationstranscomla.comHQ: Signal Hill, CA, United StatesReported employees: 11-50 | Signal Hill, CA, United States | 11-50 | Exact match | 143 contacts → |
“Transcom Telecommunications (formerly called "Transcom Services") is a Veteran Owned Business founded in 1986 on 3 core ideas.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Dobil Laboratories, INCdobil.comHQ: Glenshaw, PA, United StatesReported employees: 51-200 | Glenshaw, PA, United States | 51-200 | Exact match | 133 contacts → |
“Dobil Laboratories is an award-winning, nationally recognized, a full-service audiovisual & security systems integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Estech Systems, Inc. ESIesi-estech.comHQ: Plano, TX, United StatesReported employees: 51-200 | Plano, TX, United States | 51-200 | Exact match | 125 contacts → |
“Founded in 1987, Estech Systems (ESI), a Crexendo® company, delivers high-performance phone systems designed for growing businesses.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,914 company matches
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Phone system integrators: dataset insights
November 6, 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
1,911 records in the displayed employee bands.
3 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 1,914 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: November 6, 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 ↗
Phone system integrators by metro
Questions about this company list
What does Exact match mean for phone system integrators?
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 phone system integrators did RevenueBase find based in the United States?
The saved snapshot records 1,914 matching company records, 27,987 tracked contacts and 9,067 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: November 6, 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
Phone system integrators by geography
- Phone system integrators based in Sao Paulo, Brazil
- Phone system integrators based in Rome, Italy
- Phone system integrators based in Riyadh, Saudi Arabia
- Phone system integrators based in Istanbul, Türkiye
- Phone system integrators based in Dubai, United Arab Emirates
- Phone system integrators based in London, United Kingdom
- Phone system integrators based in Austin, United States
- Phone system integrators based in Dallas, United States
- Phone system integrators based in Houston, United States
- Phone system integrators based in New York, United States
- Phone system integrators based in Argentina
- Phone system integrators based in Australia
Cite this list
RevenueBase Data Team. Top 25 phone system integrators based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/phone-system-integrators/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
- Phone system integrators based in Sao Paulo, Brazil
- Phone system integrators based in Rome, Italy
- Phone system integrators based in Riyadh, Saudi Arabia
- Phone system integrators based in Istanbul, Türkiye
- Phone system integrators based in Dubai, United Arab Emirates
- Phone system integrators based in London, United Kingdom
Company intelligence · public preview
Top 25 phone system integrators based in the United States
RevenueBase records 1,914 matching company records for phone system integrators based in the United States, with 27,987 tracked contacts and 9,067 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: November 6, 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 phone system integrators 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 | IES Communicationsiescomm.com HQ: Tempe, AZ, United StatesReported employees: 1,001-5,000 | Tempe, AZ, United States | 1,001-5,000 | Exact match | 1,994 contacts → |
“IES Communications, a division of IES Holdings, Inc.(NASDAQ: IESC), is a national technology infrastructure integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Microtechmicrotech.net HQ: Delray Beach, FL, United StatesReported employees: 51-200 | Delray Beach, FL, United States | 51-200 | Exact match | 419 contacts → |
“Founded in 2004, MicroTech is a certified Service-Disabled Veteran-Owned Small Business (SDVOSB).” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Continuantcontinuant.com HQ: Tacoma, WA, United StatesReported employees: 201-500 | Tacoma, WA, United States | 201-500 | Exact match | 392 contacts → |
“With three decades of expertise in the enterprise communications space, Continuant stands out as a seasoned Managed Services Provider, Systems Integrator, and Technology…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ACS2acs.com HQ: Lake Mary, FL, United StatesReported employees: Not recorded | Lake Mary, FL, United States | Not recorded | Exact match | 373 contacts → |
“ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Comnet Communicationscomnetcomm.com HQ: Bethel, FL, United StatesReported employees: 201-500 | Bethel, FL, United States | 201-500 | Exact match | 358 contacts → |
“ComNet Communications is a national network infrastructure integrator delivering large-scale, mission-critical deployments across the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Avidexavidex.com HQ: Cary, NH, United StatesReported employees: 501-1,000 | Cary, NH, United States | 501-1,000 | Exact match | 309 contacts → |
“Avidex is an innovative leader in the design, integration, project management, equipment procurement, and support services of audiovisual and collaboration solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Hb, A Diversified Companyhbcommunications.com HQ: North Haven, NY, United StatesReported employees: 201-500 | North Haven, NY, United States | 201-500 | Exact match | 306 contacts → |
“HB Communications, Inc, is among the largest and most innovative Audiovisual System Integrators in North America.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Tritech Communications INCtritechcomm.com HQ: Garden City, NC, United StatesReported employees: 201-500 | Garden City, NC, United States | 201-500 | Exact match | 266 contacts → |
“TRITECH is a leading technology systems integrator providing clients with a single source for engineering, installation and maintenance of large / complex communications, audio…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Midpoint Technology Groupmidpointtechnologygroup.com HQ: Columbia, MD, United StatesReported employees: 51-200 | Columbia, MD, United States | 51-200 | Exact match | 262 contacts → |
“MidPoint Technology Group is the central hub of technology systems integrating them together to work in synergy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | NACRnacr.com HQ: Eagan, MN, United StatesReported employees: 501-1,000 | Eagan, MN, United States | 501-1,000 | Exact match | 261 contacts → |
“As the leading global integrator of business communication solutions and services since 1993, NACR has been a trusted advisor to more than 40% of the Fortune 100 companies…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | MCA Communications, INCmcacom.com HQ: Houston, FL, United StatesReported employees: 501-1,000 | Houston, FL, United States | 501-1,000 | Exact match | 212 contacts → |
“MCA Communications is a Design-Build Technology Integrator specializing in network cabling infrastructure, audio visual installations, wireless solutions, and security solutions…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Communications Engineering Company CECcecinfo.com HQ: Hiawatha, IA, United StatesReported employees: 201-500 | Hiawatha, IA, United States | 201-500 | Exact match | 209 contacts → |
“Info: 800-377-0271 * Service: 866-423-2247 Established in 1946, CEC has evolved from a small two-way radio shop into a nationally recognized technology integrator with nine…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Linx Lllpteamlinx.com HQ: Denver, CO, United StatesReported employees: 501-1,000 | Denver, CO, United States | 501-1,000 | Exact match | 206 contacts → |
“LINX is a technology integrator specializing in the design, installation and support of network cabling, multimedia, security and wireless systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Forerunner Technologies, INCfrtinc.com HQ: Edgewood, NY, United StatesReported employees: 51-200 | Edgewood, NY, United States | 51-200 | Exact match | 184 contacts → |
“Established in 1988, Forerunner Technologies, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Clear-Comclearcom.com HQ: Alameda, CA, United StatesReported employees: 51-200 | Alameda, CA, United States | 51-200 | Exact match | 178 contacts → |
“Clear-Com®, an HME company, is the global leader in professional voice communication systems for live productions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Convergint Technologiesconvergint.com HQ: Atlanta, United StatesReported employees: 5,001-10,000 | Atlanta, United States | 5,001-10,000 | Exact match | 172 contacts → |
“Electronic Security Integrator Access Control Closed Circuit Television Intercom” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Zultyszultys.com HQ: Sunnyvale, CA, United StatesReported employees: 51-200 | Sunnyvale, CA, United States | 51-200 | Exact match | 170 contacts → |
“Zultys is a premier provider of omnichannel, Unified Communications, hosted business phone services and premise-based communications systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | In-Telecomin-telecom.com HQ: Slidell, LA, United StatesReported employees: 51-200 | Slidell, LA, United States | 51-200 | Exact match | 161 contacts → |
“In-Telecom offers a full spectrum of solutions such as VoIP phones, access control, unparalleled customer service, IT consulting, and quality workmanship from our experienced…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Comtel Systems Technology, INCcomtelsys.com HQ: Sunnyvale, CA, United StatesReported employees: 51-200 | Sunnyvale, CA, United States | 51-200 | Exact match | 160 contacts → |
“Comtel is a full service systems integrator providing communications and security systems to the Commercial, Healthcare and Education markets since 1982.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Tele-Optics, INCtele-optics.com HQ: Kingsport, TN, United StatesReported employees: 51-200 | Kingsport, TN, United States | 51-200 | Exact match | 155 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | EKC Enterprises INCekccorp.com HQ: Fresno, CA, United StatesReported employees: 201-500 | Fresno, CA, United States | 201-500 | Exact match | 150 contacts → |
“EKC Enterprises is a leader in Technology integrations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Unimaxunimax.com HQ: Minneapolis, MN, United StatesReported employees: 51-200 | Minneapolis, MN, United States | 51-200 | Exact match | 143 contacts → |
“Unimax believes that administering PBX and voice messaging systems can be far less complex and costly, while delivering better service levels.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Transcom Telecommunicationstranscomla.com HQ: Signal Hill, CA, United StatesReported employees: 11-50 | Signal Hill, CA, United States | 11-50 | Exact match | 143 contacts → |
“Transcom Telecommunications (formerly called "Transcom Services") is a Veteran Owned Business founded in 1986 on 3 core ideas.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Dobil Laboratories, INCdobil.com HQ: Glenshaw, PA, United StatesReported employees: 51-200 | Glenshaw, PA, United States | 51-200 | Exact match | 133 contacts → |
“Dobil Laboratories is an award-winning, nationally recognized, a full-service audiovisual & security systems integrator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Estech Systems, Inc. ESIesi-estech.com HQ: Plano, TX, United StatesReported employees: 51-200 | Plano, TX, United States | 51-200 | Exact match | 125 contacts → |
“Founded in 1987, Estech Systems (ESI), a Crexendo® company, delivers high-performance phone systems designed for growing businesses.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Phone system integrators: dataset insights
November 6, 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
1,911 records in the displayed employee bands.
3 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 1,914 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: November 6, 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 ↗
Phone system integrators by metro
Questions about this company list
What does Exact match mean for phone system integrators?
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 phone system integrators did RevenueBase find based in the United States?
The saved snapshot records 1,914 matching company records, 27,987 tracked contacts and 9,067 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: November 6, 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
Phone system integrators by geography
- Phone system integrators based in Sao Paulo, Brazil
- Phone system integrators based in Rome, Italy
- Phone system integrators based in Riyadh, Saudi Arabia
- Phone system integrators based in Istanbul, Türkiye
- Phone system integrators based in Dubai, United Arab Emirates
- Phone system integrators based in London, United Kingdom
- Phone system integrators based in Austin, United States
- Phone system integrators based in Dallas, United States
- Phone system integrators based in Houston, United States
- Phone system integrators based in New York, United States
- Phone system integrators based in Argentina
- Phone system integrators based in Australia
Cite this list
RevenueBase Data Team. Top 25 phone system integrators based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/phone-system-integrators/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Phone system integrators based in Sao Paulo, Brazil
- Phone system integrators based in Rome, Italy
- Phone system integrators based in Riyadh, Saudi Arabia
- Phone system integrators based in Istanbul, Türkiye
- Phone system integrators based in Dubai, United Arab Emirates
- Phone system integrators based in London, United Kingdom