Company lists · Data refreshed September 2026
Top 25 Contract management consulting companies based in the United States
RevenueBase identified 1,804 contract management consulting companies headquartered in the United States as of September 2026 and tracks 15,967 professional contacts across them, including 4,039 with verified work emails. Washington is the largest hub.
This list covers contract management consulting companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 contract management consulting companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 765 contacts → | ||||
Strong evidence “The Vertex Companies, LLC is a global consulting firm that provides strategic advisory, project management, and dispute resolution services for organizations that face complex…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 558 contacts → | ||||
Partial evidence “GSA National has been helping government contractors ensure compliance and streamline costs since 1991.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 334 contacts → | ||||
Indirect evidence “IMC Construction is an award-winning professional construction firm based in Malvern, Pennsylvania.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 313 contacts → | ||||
Indirect evidence “ATS – 40 Years: Advancing Projects, Boosting Profits, and Cutting Costs For over 40 years, ATS has partnered with organizations worldwide to deliver outstanding results.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 312 contacts → | ||||
Indirect evidence “Based in Sterling, Virginia, iQuasar LLC, with over 20 years of experience, we help small and medium businesses grow in the federal marketplace through Proposal Development…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 249 contacts → | ||||
Indirect evidence “Since 1927, M.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 244 contacts → | ||||
Strong evidence “ScottMadden is a management consulting firm that does what it takes to get the job done right.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 118 contacts → | ||||
Strong evidence “McKing Consulting Corporation provides a variety of general and specialized management consulting services to the federal government, state agencies, nonprofits, and public and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 109 contacts → | ||||
Partial evidence “Campus Construction Management Group specializes in professional construction management services, with a proactive approach and tailored solutions to plan, coordinate, and manage…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 109 contacts → | ||||
Indirect evidence “We Make Your Business Operations Comfortable.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 107 contacts → | ||||
Strong evidence “Thornton Construction Company, Inc, a contracting and construction management firm headquartered in Miami, was founded by Thomas Thornton in 1998.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 100 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 99 contacts → | ||||
Strong evidence “Engaging Solutions is a multi-faceted management consulting firm with the personnel and resources to accomplish everything from high level management and auditing to ground-level…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 98 contacts → | ||||
Strong evidence “Evoke Research and Consulting, LLC, is a federal management consulting firm predicated on the belief that a corporate culture free from the assumptions surrounding government…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 86 contacts → | ||||
Strong evidence “KCM Group (KCM) is a San Diego based, certified small business, providing full-service construction management consulting services to public and private building owners and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 84 contacts → | ||||
Indirect evidence “For over 25 years Monterey Consultants, Inc.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 75 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 70 contacts → | ||||
Strong evidence “Capital Edge is the largest consulting firm exclusively dedicated to government contractors and grant recipients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 68 contacts → | ||||
Partial evidence “SIRQ is a team of construction-minded entrepreneurs consulting and managing projects from inception to completion.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 67 contacts → | ||||
Strong evidence “At FGA we are an independent contract consulting firm that assists businesses of all sizes, non-profit organizations, and freelancers in obtaining everything necessary in order to…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 65 contacts → | ||||
Partial evidence “PROJECS is a full service consulting firm offering a broad range of professional project control services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 64 contacts → | ||||
Partial evidence “Miller Construction Services, Inc.(MCS) is a regional leader in providing construction management services to our valued customers.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 64 contacts → | ||||
Partial evidence “provides descriptions of ongoing consulting services, special projects, and areas of consulting expertise,” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 63 contacts → | ||||
Indirect evidence “Originally Grace was established as a development company, focused on alignment with developers, to provide seamless leadership through the course of a project.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 61 contacts → | ||||
Partial evidence “Strategic Partnerships, Inc.(SPI) is a nationally recognized leader in public sector business development and procurement consulting.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: contract management consulting companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names contract management consulting companies.
- Partial evidence
- Its own public description names part of contract management consulting companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name contract management consulting companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,804 contract management consulting companies based in the United States
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Contract management consulting companies based in the United States at a glance
As of Sep 27, 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 1,804 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among contract management consulting companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “contract management consulting companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names contract management consulting companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among contract management consulting companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 4,039 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Contract management consulting companies by metro
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names contract management consulting companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many contract management consulting companies are there based in the United States?
RevenueBase identified 1,804 contract management consulting companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
The Vertex Companies LLC, headquartered in New York, tops this list with the largest team on record.
Which city has the most contract management consulting companies?
Washington leads with 62 headquartered companies, followed by New York (58) and Houston (46).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,039 verified decision-maker contacts tracked across these 1,804 companies.
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 Smart Search, 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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