Company lists · Data refreshed September 2026

Top 25 Contract management outsourcing firms based in the United States

RevenueBase identified 145 company matches for contract management outsourcing firms associated with the United States as of September 2026 and tracks 1,436 professional contacts across them, including 316 with verified work emails. New York is the largest hub.

This list covers company matches for contract management outsourcing firms 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 27, 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 27, 2026 How this list was built
145Companies
1,436Contacts tracked
316Verified emails
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The 25 largest contract management outsourcing firms based in the United States

Ranked by team size
Top 25 of 145 company matches for contract management outsourcing firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchFairfax, VA, United StatesHQ recorded Sep 27, 2026201-500558 contacts →

Exact match

“GSA National has been helping government contractors ensure compliance and streamline costs since 1991.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchOrlando, FL, United StatesHQ recorded Sep 27, 202651-20065 contacts →

Exact match

“PROJECS is a full service consulting firm offering a broad range of professional project control services.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchFountain Hills, AZ, United StatesHQ recorded Sep 27, 202651-20058 contacts →

Exact match

“ABiz Corporation is a premier contract management solution company that takes pride in providing cost-effective, high-quality, innovative solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchReston, VA, United StatesHQ recorded Sep 27, 202651-20046 contacts →

Exact match

“Corporate support for GovCons - Accounting & Finance; Contracts, Procurement, & Pricing; HR & Recruiting; CMMC Enclaves; and Post-Merger Integration.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchAtlanta, GA, United StatesHQ recorded Sep 27, 2026201-50042 contacts →

Exact match

“At Complete Contract Consulting, our successful, dedicated team has over 30 years of combined experience winning contracts.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchWesterville, OH, United StatesHQ recorded Sep 27, 202611-5039 contacts →

Exact match

“The multifamily and real estate industries move fast – new technologies, new vendor services, new areas of impact, changing contract terms.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchBroomfield, CO, United StatesHQ recorded Sep 27, 202611-5023 contacts →

Exact match

“ReliAscent specializes in setting up and operating DCAA compliant accounting systems and also offer as-needed government contract management and outsourced CFO services for…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchBayport, NY, United StatesHQ recorded Sep 27, 202651-20023 contacts →

Exact match

“Virtual Construction Assistants is an outsourcing company that specializes in the Construction Industry.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchFort Worth, TX, United StatesHQ recorded Sep 27, 202611-5022 contacts →

Exact match

“With our dedicated network of subcontractors, and a national footprint, ABC can service your account across the country.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchPleasant Hill, CA, United StatesHQ recorded Sep 27, 202611-5015 contacts →

Exact match

“Humano is a company that specializes in helping general and sub-contractors obtain the best-fit business services such as 0-down pay as you go insurance and payroll.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchWimberley, TX, United StatesHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“GMP is a nationally recognized Service Disabled Veteran Owned contract management firm that is the primary link between top-performing IT, medical and security solution providers…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchLexington, KY, United StatesHQ recorded Sep 27, 202611-5011 contacts →

Exact match

“When you partner with OMNI, you work with a team of experienced contractors that have the scalability and resources to deliver the solutions you need.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchChandler, AZ, United StatesHQ recorded Sep 27, 202611-5011 contacts →

Exact match

“Relevate is founded on the belief that there is a better way to build construction.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchHuntington, NY, United StatesHQ recorded Sep 27, 202611-5011 contacts →

Exact match

“Understand Expenses and Manage Supplier Risk We help you manage complex contracts and expenses and minimize risk with your third party providers and suppliers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchAtlanta, GA, United StatesHQ recorded Sep 27, 20261-1010 contacts →

Exact match

“At Patrick law Group we focus our practice on the effective drafting and negotiating of commercial agreements which meet our Client's business objectives while minimizing risk.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchBoca Raton, FL, United StatesHQ recorded Sep 27, 20261-1010 contacts →

Exact match

“ONE-SOURCE RESPONSIBILITY CPD has been in business since 1984.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchSan Mateo, CA, United StatesHQ recorded Sep 27, 202611-509 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchJonesboro, GA, United StatesHQ recorded Sep 27, 202611-509 contacts →

Exact match

“Project Outsource Connects is a network of Independent Contractors providing outsourcing solutions to businesses nationwide.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchDallas, TX, United StatesHQ recorded Sep 27, 202611-509 contacts →

Exact match

“Accurate Builders has managed projects up to in value.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchForest Hill, MD, United StatesHQ recorded Sep 27, 20261-108 contacts →

Exact match

“Research Contract Consultants (RCC) is the only consultancy exclusively focused on helping law firms evaluate, negotiate, and optimize their legal research contracts.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchGreat Falls, VA, United StatesHQ recorded Sep 27, 20261-108 contacts →

Exact match

“GovConRx® helps federal contractors grow and sustain their government business and foster better mission outcomes with their government customers through proactive contract…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchLong Beach, CA, United StatesHQ recorded Sep 27, 20261-108 contacts →

Exact match

“Headquartered in Long Beach, CA, Tyler Construction Consulting Services Inc.(TCCS) strives to be one of the state’s leading construction management firms.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 20261-107 contacts →

Exact match

“Lovell is a boutique corporate law firm that offers outsourced legal services for everyday contracts.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchHartford, CT, United StatesHQ recorded Sep 27, 20261-106 contacts →

Exact match

“Accu-Track Financial Solutions provides turn-key offerings in contract administration, licensing management, business process outsourcing, and accounts receivable.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchJersey City, NJ, United StatesHQ recorded Sep 27, 202611-506 contacts →

Exact match

“Since 2013, Quadrangle has served hundreds of the most sophisticated members of the global asset management community with expert contract and vendor management services.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 145 contract management outsourcing firms based in the United States

See the full list, filter by size, metro and specialty, and access 316 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Contract management outsourcing firms based in the United States at a glance

As of Sep 27, 2026
22.0%Verified-email coverage
9.9Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · New York
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
89
11-50
41
51-200
9
201-500
5
501-1,000
1

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 145 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 “contract management outsourcing firms” 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 316 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 27, 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 “contract management outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many contract management outsourcing firms are there based in the United States?

RevenueBase identified 145 company matches for contract management outsourcing firms 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?

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

Which city has the most contract management outsourcing firms?

New York leads with 4 company records, followed by San Antonio (4) and Atlanta (3).

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 316 professional contacts with verified work emails tracked across these 145 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 27, 2026.

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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.