Company lists · Data refreshed September 2026
Top 25 Accounting compliance outsourcing companies based in the United States
RevenueBase identified 2,088 accounting compliance outsourcing companies headquartered in the United States as of September 2026 and tracks 17,446 professional contacts across them, including 5,800 with verified work emails. New York is the largest hub.
This list covers accounting compliance outsourcing 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 accounting compliance outsourcing companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,231 contacts → | ||||
Partial evidence “OUR PEOPLE, YOUR PRIORITIES Streamline your finance & accounting team at 50% cost savings with a team as small as one.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 571 contacts → | ||||
Partial evidence “Founded in 2007, Metriqe Solutions started out as a Hotel Accounting firm in USA.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 320 contacts → | ||||
Strong evidence “Unison Globus is a global accounting outsourcing and offshore staffing partner dedicated to supporting CPA firms and accounting professionals.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 298 contacts → | ||||
Partial evidence “Montgomery Pacific Corporation (MontPac) is an outsourced accounting and financial management firm with personnel in the US, UK, and the Philippines.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 297 contacts → | ||||
Indirect evidence “Squire is a nationally recognized audit, tax, and business advisory firm serving clients across the U.S.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 249 contacts → | ||||
Indirect evidence “The true performance of your business shouldn’t be a mystery.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 231 contacts → | ||||
Indirect evidence “Thomas, Judy and Tucker, P.A.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 216 contacts → | ||||
Partial evidence “FlexTecs delivers customized financial compliance solutions that act as a safety net to protect company profits.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 179 contacts → | ||||
Indirect evidence “On May 1, 2026, NeoSystems Enterprise Solutions Group (ESG) was acquired by BlueStreet Solutions Inc.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 174 contacts → | ||||
Partial evidence “Legacy Professionals LLP, headquartered in Westchester, IL, with offices in Schererville, IN, and Edina, MN, is a Certified Public Accounting firm serving clients nationwide.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 168 contacts → | ||||
Strong evidence “Infinity Globus, a Springline company, is a leading accounting outsourcing firm with over two decades of industry experience, providing tailored taxation and accounting services…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 165 contacts → | ||||
Indirect evidence “DLA, LLC is a leading consultancy firm that provides a wide range of specialized services designed to optimize business operations and drive sustainable growth.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 160 contacts → | ||||
Partial evidence “We’re a Portland-based accounting firm with a 90+ year legacy, and we’re continuing to grow and evolve every day.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 155 contacts → | ||||
Strong evidence “Accounting Outsourcing to Drive Growth for Global CPA Firms & MNCs.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 146 contacts → | ||||
Partial evidence “Mize CPAs is now part of Aprio, a Top 25 premier, full-service business advisory and accounting firm that’s passionate for what’s next.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 146 contacts → | ||||
Partial evidence “The CPAs and staff accountants at Jain & Associates have an experience in both public accounting and industry.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 134 contacts → | ||||
Strong evidence “Vertaccount is a boutique Finance and Accounting Outsourcing provider with offices and affiliates in the United States, Australia, Singapore and the Philippines.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 115 contacts → | ||||
Partial evidence “Welcome to GLOCAL Accounting.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 97 contacts → | ||||
Partial evidence “Anand Tated a seasoned chartered accountant and the CEO of Pacific Accounting & Business Services (PABS) started PABS with his vision to customize modern solutions and deliver…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 95 contacts → | ||||
Partial evidence “MCB is a full-service accounting firm celebrating nearly 80 very independent years of business in the Washington, DC metro area.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 92 contacts → | ||||
Partial evidence “We are one of the leading offshore companies that offer the best in the industry staffing solutions to CPAs, accounting firms, and other companies.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 88 contacts → | ||||
Indirect evidence “Consero Global Acquires BTQ Financial, Expanding Its Reach to the Non-Profit World With a Leading Provider of Finance as a Service to the Sector.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 78 contacts → | ||||
Indirect evidence “We’re here to help businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 74 contacts → | ||||
Partial evidence “SST Accountants & Consultants provides tax, audit, accounting, and business advisory services to privately-held businesses and individuals.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 73 contacts → | ||||
Indirect evidence “Aldridge, Borden & Company, P.C.” 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: accounting compliance outsourcing 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 accounting compliance outsourcing companies.
- Partial evidence
- Its own public description names part of accounting compliance outsourcing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting compliance outsourcing 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 2,088 accounting compliance outsourcing companies based in the United States
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Accounting compliance outsourcing 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 2,088 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 accounting compliance outsourcing 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 “accounting compliance outsourcing 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 accounting compliance outsourcing 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 accounting compliance outsourcing 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, 5,800 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.
Accounting compliance outsourcing companies by metro
- Accounting compliance outsourcing companies in New York71
- Accounting compliance outsourcing companies in Houston47
- Accounting compliance outsourcing companies in Austin34
- Accounting compliance outsourcing companies in Los Angeles33
- Accounting compliance outsourcing companies in Chicago30
- Accounting compliance outsourcing companies in Miami27
- Accounting compliance outsourcing companies in Atlanta26
- Accounting compliance outsourcing companies in San Diego25
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 accounting compliance outsourcing 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 accounting compliance outsourcing companies are there based in the United States?
RevenueBase identified 2,088 accounting compliance outsourcing 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?
Personiv, headquartered in Austin, tops this list with the largest team on record.
Which city has the most accounting compliance outsourcing companies?
New York leads with 71 headquartered companies, followed by Houston (47) and Austin (34).
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 5,800 verified decision-maker contacts tracked across these 2,088 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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