Company lists · Data refreshed September 2026

Top 25 Vendor management law firms based in the United States

RevenueBase identified 261 vendor management law firms headquartered in the United States as of September 2026 and tracks 4,803 professional contacts across them, including 2,168 with verified work emails. New York is the largest hub.

This list covers vendor management law firms 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 29, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
261Companies
4,803Contacts tracked
2,168Verified emails
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The 25 largest vendor management law firms based in the United States

Ranked by team size
Top 25 of 261 vendor management law firms based in the United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to vendor management law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0002,098 contacts →

Partial evidence

“UnitedLex is the preeminent business partner for legal delivering solutions that achieve value and drive growth for corporate legal departments and law firms in the areas of…”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceLancaster, PA, United StatesHQ checked Sep 29, 2026201-500262 contacts →

Partial evidence

“Saxton & Stump is a full-service law firm serving businesses by providing legal and consulting services.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceOmaha, NE, United StatesHQ checked Sep 29, 202651-200238 contacts →

Partial evidence

“Koley Jessen is a strategically growing law firm serving the needs of businesses and their owners, executives, and professionals in Nebraska and around the country.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidencePittsburgh, PA, United StatesHQ checked Sep 29, 202651-200192 contacts →

Indirect evidence

“As a collaborative and integrated group of attorneys, we work as a unified team, not as sole practitioners.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceBirmingham, AL, United StatesHQ checked Sep 29, 202651-200137 contacts →

Indirect evidence

“Litigation, compliance and investigations: It's what we do, day in and day out.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidencePhoenix, AZ, United StatesHQ checked Sep 29, 202651-20099 contacts →

Partial evidence

“Osborn Maledon is a leading Arizona law firm with more than 50 attorneys providing litigation, business and general counsel solutions for our clients.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceNashville, TN, United StatesHQ checked Sep 29, 2026201-50098 contacts →

Partial evidence

“Venminder by Ncontracts is an industry recognized leader of third-party risk management solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceOrlando, FL, United StatesHQ checked Sep 29, 202651-20094 contacts →

Indirect evidence

“Engage fi was founded on the principle of putting ourselves in our clients’ shoes to understand their needs, their business objectives, and their definition of success.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceMadison, NJ, United StatesHQ checked Sep 29, 202651-20091 contacts →

Indirect evidence

“Lawyers for Business, Counselors for Life.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceMilwaukee, WI, United StatesHQ checked Sep 29, 202651-20080 contacts →

Partial evidence

“Healthfuse is the industry’s leading revenue cycle vendor management company, exclusively dedicated to helping hospitals increase collections performance and reduce vendor cost.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceWashington, DC, United StatesHQ checked Sep 29, 202651-20070 contacts →

Partial evidence

“PilieroMazza – a business law firm – serves as a strategic partner to government contractors and commercial businesses from across the United States in numerous industries.”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceChicago, IL, United StatesHQ checked Sep 29, 202611-5053 contacts →

Partial evidence

“Christensen Hsu Sipes LLP is a law firm with offices in Chicago, Northwest Indiana, Los Angeles, and Sacramento.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceNew York, United StatesHQ checked Sep 29, 202611-5046 contacts →

Indirect evidence

“Founded in 2008, with operations in New York, London and Toronto, Bortstein Legal Group is a noted leader in the areas of technology, market data, digital content, privacy…”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceHenderson, NV, United StatesHQ checked Sep 29, 202611-5041 contacts →

Indirect evidence

“Swingtide helps clients with technology business issues.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceWesterville, OH, United StatesHQ checked Sep 29, 202611-5039 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceEnid, OK, United StatesHQ checked Sep 29, 202611-5039 contacts →

Partial evidence

“Davis Business Law is a group of dedicated general counsel and litigation experts to business clients of all sizes.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceAlpharetta, GA, United StatesHQ checked Sep 29, 202651-20030 contacts →

Indirect evidence

“Do you have a data center, telecom, managed services, cyber security/compliance, emerging technology or software project on your roadmap?”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceHolland, MI, United StatesHQ checked Sep 29, 202611-5029 contacts →

Indirect evidence

“NET(net), Inc.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceMclean, VA, United StatesHQ checked Sep 29, 202611-5027 contacts →

Partial evidence

“Berenzweig Leonard, LLP, is an aggressive and creative business law firm located in the Washington, D.C, metropolitan area that helps companies, executives, entrepreneurs and HR…”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceColorado Springs, CO, United StatesHQ checked Sep 29, 202611-5027 contacts →

Partial evidence

“Sparks Willson is a business law firm with specialized areas of practice.”

Source: RevenueBase Database · checked Sep 29, 2026
21Strong evidenceWashington, DC, United StatesHQ checked Sep 29, 202651-20027 contacts →

Strong evidence

“Gilbert LLP is a Washington, DC-based law firm with expertise in risk management, insurance recovery, litigation, and strategic consulting.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceTampa, United StatesHQ checked Sep 29, 202611-5027 contacts →

Indirect evidence

“Our clients face extraordinary challenges.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceBirmingham, MI, United StatesHQ checked Sep 29, 202611-5025 contacts →

Indirect evidence

“At Brooks Wilkins Sharkey & Turco, we are proud of our reputation, earned because of the high caliber of our experienced team.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceAtlanta, GA, United StatesHQ checked Sep 29, 202611-5024 contacts →

Partial evidence

“Watstein Terepka is an elite litigation and compliance boutique law firm with best-in-class attorneys and an impeccable track record handling sophisticated disputes across the…”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 202651-20024 contacts →

Partial evidence

“CCM is an expert-led procurement and vendor governance firm serving enterprise organizations and law firms.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 261 vendor management law firms based in the United States

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Vendor management law firms based in the United States at a glance

As of Sep 29, 2026
45.1%Verified-email coverage
18.4Average contacts per company
1-10Median size (employees)
7.7%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
192
11-50
48
51-200
17
201-500
3
1,001-5,000
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 261 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 vendor management law firms, 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 “vendor management law firms”. 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 vendor management law firms), 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 vendor management law firms, 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, 2,168 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 29, 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.

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 vendor management law firms, 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 vendor management law firms are there based in the United States?

RevenueBase identified 261 vendor management law firms 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?

Unitedlex, headquartered in New York, tops this list with the largest team on record.

Which city has the most vendor management law firms?

New York leads with 20 headquartered companies, followed by Houston (11) and Atlanta (9).

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 2,168 verified decision-maker contacts tracked across these 261 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 29, 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.