Company lists · Data refreshed September 2026

Top 25 Compliance accounting firms based in Washington, United States

Name: Compliance accounting firms based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 59 companies tracked

RevenueBase identified 59 compliance accounting firms headquartered in Washington, United States as of September 2026 and tracks 403 professional contacts across them, including 148 with verified work emails. Across the United States, New York is the largest hub for this category (385 companies); Washington has 59.

This list covers compliance accounting firms headquartered in Washington, 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 28, 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 28, 2026 86% judged on-target in blind review

59Companies

403Contacts tracked

148Verified emails

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The 25 largest compliance accounting firms based in Washington, United States

Ranked by team size

Top 25 of 59 compliance accounting firms based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to compliance accounting 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Raffa, PC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	87 contacts →
	Partial evidence “Top accounting firm Raffa, P.C.” Source: RevenueBase Database · checked Sep 28, 2026
2	Think LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	54 contacts →
	Indirect evidence “Think, LLP is a national professional tax services firm that consists of former Big-4 partners from the national tax practices, attorneys, CPAs, engineers, former IRS technicians…” Source: RevenueBase Database · checked Sep 28, 2026
3	HAN Group LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	51 contacts →
	Partial evidence “Han Group is a public accounting firm committed to serving the nonprofit community by providing unparalleled expertise in nonprofit Audits & Assurance, Managed Accounting, Tax…” Source: RevenueBase Database · checked Sep 28, 2026
4	Bazilio Cobb Associates	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	201-500	28 contacts →
	Indirect evidence “Since our founding in 1983, Bazilio Cobb Associates has provided professional services to federal, state, and local government agencies; Fortune 500 companies; nonprofit…” Source: RevenueBase Database · checked Sep 28, 2026
5	CWP Consulting INC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	16 contacts →
	Indirect evidence “CWP Consulting was built around the desire to provide quality, professional services to individuals and business owners through the use of specialized and individualized services.” Source: RevenueBase Database · checked Sep 28, 2026
6	Phillips, Salmi Associates, LLC	Partial evidence	Washington, IL, United StatesHQ checked Sep 28, 2026	1-10	8 contacts →
	Partial evidence “Background Phillips, Salmi + Associates, LLC is a certified public accounting firm with locations in Washington and Springfield, Illinois.” Source: RevenueBase Database · checked Sep 28, 2026
7	Helfer And Company, LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	7 contacts →
	Indirect evidence “For over three decades, Alan S.” Source: RevenueBase Database · checked Sep 28, 2026
8	Myrick CPA	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	7 contacts →
	Partial evidence “Myrick CPA is a Washington, DC-based accounting firm - now offering virtual service to clients throughout the U.S- specializing in ensuring tax advantages and resolution for small…” Source: RevenueBase Database · checked Sep 28, 2026
9	Allenmitchell, LLP Cpas & Consultants	Indirect evidence	Washington, IA, United StatesHQ checked Sep 28, 2026	1-10	5 contacts →
	Indirect evidence “At AllenMitchell, our goal is to provide the top shelf service that you've come to expect at larger national and regional firms but in a more relaxed environment and at a price…” Source: RevenueBase Database · checked Sep 28, 2026
10	Morgan Wingate & Co, P.C	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	5 contacts →
	Indirect evidence “Welcome to the firm of” Source: RevenueBase Database · checked Sep 28, 2026
11	Franklin & Turner	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	5 contacts →
	Indirect evidence “Hamilton Enterprises, LLC, is an assurance and advisory company that provides professional services to clients.” Source: RevenueBase Database · checked Sep 28, 2026
12	Mantid International LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	3 contacts →
	Partial evidence “MANTID INTERNATIONAL LLC is a compliance and business intelligence consulting firm.” Source: RevenueBase Database · checked Sep 28, 2026
13	David A. Santini, Cpa, LLC	Indirect evidence	Washington, NJ, United StatesHQ checked Sep 28, 2026	1-10	3 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
14	Jasmine Rose Financial Services, INC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	3 contacts →
	Indirect evidence “What do you get when you combine the best of financial services: accurate reporting, tax preparation, and financial analysis?” Source: RevenueBase Database · checked Sep 28, 2026
15	Stoll & Graber Cpas LLC	Indirect evidence	Washington, IN, United StatesHQ checked Sep 28, 2026	51-200	2 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
16	Wilkerson PC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	2 contacts →
	Partial evidence “Founded in 2009, Wilkerson PC is a full-service accounting firm based in Washington, DC.” Source: RevenueBase Database · checked Sep 28, 2026
17	Francis Awoyera & Associates	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	1 contacts →
	Indirect evidence “Francis Awoyera & Associates (FAA) is a fast-growing firm in the financial and technology industry, anchored on the four pillars of integrity, honesty, hard work, and optimal…” Source: RevenueBase Database · checked Sep 28, 2026
18	Centric Business Solutions, LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Indirect evidence “Centric Business Solutions, LLC is national consulting firm, based in metro Washington, DC.” Source: RevenueBase Database · checked Sep 28, 2026
19	Lane & Company, Certified Public Accountants	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “For over two decades, Lane & Company, CPAs has served as a public accounting firm and trusted adviser to its non-profit clients, providing audit, outsourced accounting and tax…” Source: RevenueBase Database · checked Sep 28, 2026
20	Eduorg Consulting	Indirect evidence	Washington, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Indirect evidence “VISION: Our vision is to make my clients grow by providing pure services that produce rich and healthy outcomes.” Source: RevenueBase Database · checked Sep 28, 2026
21	MBA Services	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “About MBA Services, LLC Founded in 2007, MBA Services is a women‑founded, owned, and operated accounting firm built on the belief that financial clarity drives organizational…” Source: RevenueBase Database · checked Sep 28, 2026
22	Veco, Cpas & Advisors	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “VECO, CPAs & Advisors is the trading name for Swift Accounting & Financial Consulting LLC, a CPA licensed Firm.” Source: RevenueBase Database · checked Sep 28, 2026
23	Bridgehaven Consulting, LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “Bridgehaven Consulting is a boutique forensic accounting firm that helps companies and audit firms solve accounting, auditing, financial reporting and internal controls problems…” Source: RevenueBase Database · checked Sep 28, 2026
24	10k LAW PC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “Whether you are a new business just getting started or a multi-national company seeking assistance with reporting and restructure compliance, our team at 10K Law can solve even…” Source: RevenueBase Database · checked Sep 28, 2026
25	Lesher TAX Services	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “Lesher Tax Services all-in-one CPA firm offering expert bookkeeping, tax preparation, strategy consulting, and compliance services to business owners, individuals, and non-profits.” Source: RevenueBase Database · checked Sep 28, 2026

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: compliance accounting firms. 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 compliance accounting firms.
Partial evidence: Its own public description names part of compliance accounting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name compliance accounting firms. 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 59 compliance accounting firms based in Washington, United States

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Compliance accounting firms based in Washington, United States at a glance

As of Sep 28, 2026

36.7%Verified-email coverage

6.8Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

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 59 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 compliance accounting 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 Washington, United States whose own description of what they do matches “compliance accounting 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 compliance accounting 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 compliance accounting firms, and records with no verified work email. Companies headquartered outside Washington 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, 148 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 28, 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.

Compliance accounting firms by metro in the United States

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 compliance accounting 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 compliance accounting firms are there based in Washington, United States?

RevenueBase identified 59 compliance accounting firms headquartered in Washington, 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?

Raffa, PC, headquartered in Washington, tops this list with the largest team on record.

Which city in the United States has the most compliance accounting firms?

New York leads the United States with 385 headquartered companies, followed by Houston (237) and Chicago (160). Washington has 59.

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 148 verified decision-maker contacts tracked across these 59 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 28, 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.