Company lists · Data refreshed September 2026

Top 15 Outsourcing law firms based in Washington, United States

RevenueBase identified 28 company matches for outsourcing law firms associated with Washington, United States as of September 2026 and tracks 3,976 professional contacts across them, including 2,099 with verified work emails. Across the United States, New York is the largest hub for this category (112 companies); Washington has 28.

This list covers company matches for outsourcing law firms associated with Washington, 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
28Companies
3,976Contacts tracked
2,099Verified emails
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The 15 largest outsourcing law firms based in Washington, United States

Ranked by team size
Top 15 of 28 company matches for outsourcing law firms based in Washington, 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 matchWashington, DC, United StatesHQ recorded Sep 21, 20261,001-5,0003,406 contacts →

Exact match

“Consilio stands as the global leader in eDiscovery, document review, flexible legal talent, and legal advisory & transformation consulting services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 21, 20261,001-5,000313 contacts →

Exact match

“Dentons is proud to announce that the merger between Dentons US and McKenna Long & Aldridge is complete.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202651-20076 contacts →

Exact match

“For over 20 years, Legal Placements, Inc.(LPI) has provided staffing assistance to the most prestigious law firms, associations and corporations in the DC metropolitan area.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202651-20047 contacts →

Exact match

“Contact’s team is composed of technologists and legal professionals who understand superior service determines the success of all our client relationships.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-5019 contacts →

Exact match

“From eDiscovery, Managed Review and Court Reporting (including Concise® Deposition Digesting, video synchronization, and digital video services) to Legal Staffing and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-5018 contacts →

Exact match

“Cogent is a full-service business law firm serving clients throughout the United States.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-5016 contacts →

Exact match

“The vision for LawVisory is a law firm that services its clients with the highest level of excellence and integrity, while also allowing legal and consulting services to be…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-5013 contacts →

Exact match

“Founded in February 2009, Mei & Mark LLP is a minority-owned law firm based in Washington, DC, and has been recognized as one of the Go-To Law Firms at the Top 500 Companies by…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“Law Counsel delivers a comprehensive portfolio of legal staffing and document review services to law firms and corporate law departments.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-506 contacts →

Exact match

“DigiSource LLC is a technology company focused on finding intelligent and effective solutions to the ever-increasing challenges of litigation support.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Sep 21, 20261-105 contacts →

Exact match

“Practicing together for years in the Washington D.C.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Sep 21, 20261-105 contacts →

Exact match

“Key practice areas include General Corporate, Corporate Governance, Mergers and Acquisitions, Private Offerings, Employment and Labor Laws, Business and Employment Contracts…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-504 contacts →

Exact match

“CaseDriven is a full service document management company providing cost-effective solutions for all your litigation support, records management & conversion needs.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Sep 21, 20261-103 contacts →

Exact match

“Passion for the Process, Respect for Colleagues, and Appreciation for the Common Goal Since 1992, these three principles helped PTA aggressively expand from one woman’s vision to…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchWashington, United StatesHQ recorded Sep 21, 20261-101 contacts →

Exact match

“Alberlon delivers electronic discovery consulting and LPO services to law firms and corporate legal departments.”

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

Showing 15 of 28 outsourcing law firms based in Washington, United States

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Outsourcing law firms based in Washington, United States at a glance

As of Sep 21, 2026
52.8%Verified-email coverage
142.0Average contacts per company
11-50Median size (employees)
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
13
51-200
2
1,001-5,000
2

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 28 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 Washington, United States whose business descriptions match “outsourcing law 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 2,099 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 “outsourcing law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourcing law firms are there based in Washington, United States?

RevenueBase identified 28 company matches for outsourcing law firms associated with Washington, 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?

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

Which city in the United States has the most outsourcing law firms?

New York leads the United States with 112 company records, followed by Dallas (52) and Houston (48). Washington has 28.

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 2,099 professional contacts with verified work emails tracked across these 28 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.

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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.