Company lists · Data refreshed September 2026

Top 25 B2B services companies based in the United States

RevenueBase identified 2,011 company matches for B2B services companies associated with the United States as of September 2026 and tracks 15,569 professional contacts across them, including 3,001 with verified work emails. New York is the largest hub.

This list covers company matches for B2B services companies 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 September 21, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
2,011Companies
15,569Contacts tracked
3,001Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest B2B services companies based in the United States

Ranked by team size
Top 25 of 2,011 company matches for B2B services companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026501-1,000740 contacts →

Exact match

“Data Driven.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchAjman Free Zone, United StatesHQ recorded Sep 21, 2026n/a490 contacts →

Exact match

“OBM is a leading business process management company in UAE which provides client driven business management solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchWorthington, OH, United StatesHQ recorded Sep 21, 2026n/a290 contacts →

Exact match

“An integrated B2B agency of strategists and execution specialists, Marketing Works is outcomes driven, strategy focused and values-based.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchWoodland Hills, CA, United StatesHQ recorded Sep 21, 202651-200278 contacts →

Exact match

“1105 Media, Inc, is a leading business-to-business (B2B) services provider whose sole mission is to help our customers grow their business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchHayward, CA, United StatesHQ recorded Sep 21, 2026n/a254 contacts →

Exact match

“Magnus Technology Solutions, is a leading services firm that provides a portfolio of consulting, outsourcing and staffing services to a broad range of clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchRaleigh, NC, United StatesHQ recorded Sep 21, 2026201-500244 contacts →

Exact match

“ScottMadden is a management consulting firm that does what it takes to get the job done right.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchGreensboro, NC, United StatesHQ recorded Sep 21, 2026201-500233 contacts →

Exact match

“Cogent Analytics is a business management consulting firm committed to serving the small to mid-sized business community.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchSioux Falls, SD, United StatesHQ recorded Sep 21, 202651-200210 contacts →

Exact match

“A&B Business is a facilitator for businesses that understand value of efficiency and reliable service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 21, 2026201-500199 contacts →

Exact match

“Walker Sands is an integrated B2B growth services agency with expertise in strategy, data, content, creative, strategic communications, digital marketing and RevOps.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchGlen Ellyn, IL, United StatesHQ recorded Sep 21, 2026201-500194 contacts →

Exact match

“ISG specializes in delivering transformative consulting and BPO services that empower businesses to thrive in a competitive, ever-changing market.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchWest Point, GA, United StatesHQ recorded Sep 21, 20261,001-5,000166 contacts →

Exact match

“ARGO is a managed services outsourcing BPO that makes our clients' jobs easier.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchSaratoga, CA, United StatesHQ recorded Sep 21, 202651-200163 contacts →

Exact match

“Markable Solutions is a Silicon Valley B2B marketing company offering end-to-end demand generation and funnel management services to clients worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchMorrisville, NC, United StatesHQ recorded Sep 21, 202651-200147 contacts →

Exact match

“Midatlantic Business Management Inc- “An AI Powered – B2B Demand Generation Platform”/ “A Complete Solution for your Outsourcing, Customer Service & Debt Collection Efforts” and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500123 contacts →

Exact match

“We help great entrepreneurs build great companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchBoca Raton, FL, United StatesHQ recorded Sep 21, 202651-200114 contacts →

Exact match

“SalesRoads is an award-winning B2B sales outsourcing firm providing appointment setting and lead generation services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchBroomfield, CO, United StatesHQ recorded Sep 21, 2026201-50098 contacts →

Exact match

“Sales Partnerships is the most-awarded B2B field sales and marketing outsourcing organization in North America.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchBurr Ridge, IL, United StatesHQ recorded Sep 21, 202651-20097 contacts →

Exact match

“MX is the 2nd largest independent, integrated B2B marketing agency in the U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchSheridan, WY, United StatesHQ recorded Sep 21, 202651-20096 contacts →

Exact match

“We are Right Pace TechMedia, founded in 2017, headquartered in WY, USA, with 2 operational centers in Pune, India.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 21, 2026n/a90 contacts →

Exact match

“A company that provides business services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchNewark, CA, United StatesHQ recorded Sep 21, 202651-20076 contacts →

Exact match

“Luckwell Solutions is a business process outsourcing (BPO) company based out of California.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchMiramar, FL, United StatesHQ recorded Sep 21, 202611-5076 contacts →

Exact match

“GBS Group is a business consultancy team offering comprehensive advice across multiple business areas.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchDetroit, MI, United StatesHQ recorded Sep 21, 202651-20071 contacts →

Exact match

“With over 20 years of experience in B2B eCommerce consulting, AltiusNxt is one of the world's leading curators of robust product content and enablers of great digital…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchDover, DE, United StatesHQ recorded Sep 21, 202651-20068 contacts →

Exact match

“We are an IT company dedicated to supporting Managed Service Providers (MSPs) and IT Consulting firms.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202651-20067 contacts →

Exact match

“Mitsubishi International Corporation ("MIC") offers high-value-added services in a broad range of business fields.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchNC, United StatesHQ recorded Sep 21, 2026201-50062 contacts →

Exact match

“WHO WE ARE?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 2,011 B2B services companies based in the United States

See the full list, filter by size, metro and specialty, and access 3,001 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

B2B services companies based in the United States at a glance

As of Sep 21, 2026
19.3%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
4.9%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
1,433
11-50
389
51-200
132
201-500
34
501-1,000
8
1,001-5,000
9
10001+
4

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 2,011 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 “B2B services companies” 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 3,001 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 September 21, 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.

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 “B2B services companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many B2B services companies are there based in the United States?

RevenueBase identified 2,011 company matches for B2B services companies associated with the United States as of September 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?

Anteriad tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most B2B services companies?

New York leads with 99 company records, followed by Atlanta (51) and Los Angeles (49).

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 3,001 professional contacts with verified work emails tracked across these 2,011 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 September 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 2,011 B2B services companies based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.