Company lists · Data refreshed September 2026
Top 22 Legislative consulting firms based in Arlington, United States
RevenueBase identified 37 legislative consulting firms headquartered in Arlington, United States as of September 2026 and tracks 599 professional contacts across them, including 286 with verified work emails. Washington is the largest hub.
This list covers legislative consulting firms headquartered in Arlington, 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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.
The 22 largest legislative consulting firms based in Arlington, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 189 | ||||
“Strategy + Execution = Results.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | MultistateIndirect evidence | 103 | |||
“MultiState is a full-service state and local government relations company.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 103 | ||||
“Stateside Associates is the largest state and local government affairs firm.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | The Potomac AdvocatesPartial evidence | 29 | |||
“The Potomac Advocates is a leading Washington-based consulting and governmental relations firm.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 27 | ||||
“Potomac River Partners is a specialized management consulting firm offering a variety of services to meet our clients’ challenges.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | RED Edge, LLCIndirect evidence | 21 | |||
“Red Edge applies world-class strategy and creative execution to our clients' pressing public affairs, public relations, and government affairs challenges.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 20 | ||||
“GP3 is one of the nation’s largest public affairs companies, with more than 500 of the industry’s most capable and experienced professionals.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 12 | ||||
“We combine substance and creativity to affect change in Washington, DC.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 11 | ||||
“Founded in 1991, DCLRS is a government relations and consulting firm with expertise in several key issues.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | The Russell Group, INCIndirect evidence | 8 | |||
“The Russell Group is Washington’s leading bipartisan government relations firm focused exclusively on food and agriculture public policy.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 7 | ||||
“B Strategic is a Washington, D.C.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | TerrapinPartial evidence | 5 | |||
“Terrapin is a consulting 2.0 platform built by and for government affairs professionals representing an entirely new paradigm in how governmental affairs is conducted.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | The Advocacy Group, LLCIndirect evidence | 5 | |||
“TAG provides direct access to leading lobbying firms in every state, D.C, U.S.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | The Lydia Mode, LLCPartial evidence | 4 | |||
“A premier professional consulting services firm dedicated to providing Executive Support to government contract firms and commercial clients.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | Pace, LLPPartial evidence | 4 | |||
“Pace LLP is a government relations consulting firm.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | Lynnbrook Consulting LLCPartial evidence | 3 | |||
“Lynnbrook Consulting LLC (LBC) offers business to business as well as support to federal government customers.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 | ||||
“JaM is a consulting firm that specializes in strategic planning - whether you’re looking at your overall organization or at new programs and ideas.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 | ||||
“Advance Strategies offers customized, comprehensive, political, business and non-profit consulting services.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | JS Consulting & Marketing, LLCPartial evidence | 2 | |||
“JS Consulting & Marketing is a full-service consulting firm that specializes in helping businesses, non-profits, and political campaigns reach their tangible, mission driven goals.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | National Public AffairsPartial evidence | 1 | |||
“National Public Affairs is a full-service national consulting firm that services a variety of candidates, campaign committees, and other non-political entities.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | TKS Strategies LLCIndirect evidence | 1 | |||
“The challenges confronting federal, state & local agencies today are massive - and so too are the opportunities to make a positive impact at government scale.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 | ||||
“Hettinger Strategy Group LLC is Washington’s premier boutique government market strategy and legislative advisory firms.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 22 of 37 legislative consulting firms based in Arlington, United States
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Legislative consulting firms based in Arlington, United States at a glance
As of Sep 4, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Arlington, over 37 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 legislative consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Arlington, United States whose own description of what they do matches “legislative consulting firms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among legislative consulting firms, and records with no verified work email. Companies headquartered outside Arlington 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 an evidence 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, 286 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 4, 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.
Legislative consulting firms by metro in the United States
- Legislative consulting firms in Washington536
- Legislative consulting firms in Sacramento90
- Legislative consulting firms in Austin79
- Legislative consulting firms in New York50
- Legislative consulting firms in Atlanta42
- Legislative consulting firms in Denver40
- Legislative consulting firms in Tallahassee39
- Legislative consulting firms in Chicago38
- Legislative consulting firms in Phoenix38
- Legislative consulting firms in Arlington37
- Legislative consulting firms in Alexandria36
- Legislative consulting firms in Boston32
- Legislative consulting firms in Los Angeles32
- Legislative consulting firms in Columbus30
- Legislative consulting firms in Raleigh29
- Legislative consulting firms in Harrisburg26
Frequently asked
How many legislative consulting firms are there based in Arlington, United States?
RevenueBase identified 37 legislative consulting firms headquartered in Arlington, 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?
Plus Communications, headquartered in Arlington, tops this list with the largest team on record.
Which city has the most legislative consulting firms?
Washington leads with 536 headquartered companies, followed by Sacramento (90) and Austin (79).
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 286 verified decision-maker contacts tracked across these 37 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 4, 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.
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