Company lists · Data refreshed September 2026

Top 25 Outsourced bookkeeping and accounting firms based in the United States

Name: Outsourced bookkeeping and accounting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 15,351 companies tracked

RevenueBase identified 15,351 company matches for outsourced bookkeeping and accounting firms associated with the United States as of September 2026 and tracks 70,093 professional contacts across them, including 23,048 with verified work emails. New York is the largest hub.

This list covers company matches for outsourced bookkeeping and accounting firms associated with the 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

15,351Companies

70,093Contacts tracked

23,048Verified emails

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The 25 largest outsourced bookkeeping and accounting firms based in the United States

Ranked by team size

Top 25 of 15,351 company matches for outsourced bookkeeping and accounting firms based in the 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Personiv	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 2026	10001+	2,231 contacts →
	Exact match “OUR PEOPLE, YOUR PRIORITIES Streamline your finance & accounting team at 50% cost savings with a team as small as one.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	B Consulting	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 21, 2026	n/a	913 contacts →
	Exact match “B Consulting provides a plug-and-play financial operations team for high-growth startups.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Metriqe Solutions	Exact match	Irving, TX, United StatesHQ recorded Sep 21, 2026	201-500	571 contacts →
	Exact match “Founded in 2007, Metriqe Solutions started out as a Hotel Accounting firm in USA.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	NOW CFO	Exact match	Salt Lake City, UT, United StatesHQ recorded Sep 21, 2026	201-500	482 contacts →
	Exact match “We specialize in providing full-service CFOs, controllers, and operational accountants to consult with our clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Supporting Strategies	Exact match	Beverly, MA, United StatesHQ recorded Sep 21, 2026	51-200	415 contacts →
	Exact match “Outsourced Bookkeeping and Controller Services Supporting Strategies provides outsourced bookkeeping services, controller services and operational support to growing businesses.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	ZENI	Exact match	Palo Alto, CA, United StatesHQ recorded Sep 21, 2026	201-500	414 contacts →
	Exact match “Zeni is an AI bookkeeping software backed by a dedicated finance team.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Bench Accounting By Mainstreet	Exact match	San Francisco, CA, United StatesHQ recorded Sep 21, 2026	201-500	366 contacts →
	Exact match “At Bench by Mainstreet, we believe small business owners deserve more than just software - they deserve real financial support.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Cohesive	Exact match	Exton, PA, United StatesHQ recorded Sep 21, 2026	501-1,000	364 contacts →
	Exact match “Cohesive is a leading solutions provider and systems integrator for IBM Maximo.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Advantage ONE TAX Consulting	Exact match	Sterling, VA, United StatesHQ recorded Sep 21, 2026	201-500	347 contacts →
	Exact match “Advantage One Tax Consulting is a multi-disciplinary group of highly experienced tax professionals who understand the tax practice in its true spirit, examine the issues it faces…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	OHI	Exact match	New York, United StatesHQ recorded Sep 21, 2026	201-500	339 contacts →
	Exact match “OHI is a specialized finance and real estate accounting outsourcing service provider with operations out of New Delhi (India) since 2006.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	1-800accountant	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	201-500	320 contacts →
	Exact match “1-800Accoutant is America’s leading virtual accounting firm for small businesses.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Unison Globus	Exact match	Coral Springs, FL, United StatesHQ recorded Sep 21, 2026	201-500	320 contacts →
	Exact match “Unison Globus is a global accounting outsourcing and offshore staffing partner dedicated to supporting CPA firms and accounting professionals.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Montpac	Exact match	Granite Bay, CA, United StatesHQ recorded Sep 21, 2026	201-500	298 contacts →
	Exact match “Montgomery Pacific Corporation (MontPac) is an outsourced accounting and financial management firm with personnel in the US, UK, and the Philippines.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Mayatax	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	501-1,000	269 contacts →
	Exact match “Growth exposes financial weakness.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	TGG	Exact match	San Antonio, TX, United StatesHQ recorded Sep 21, 2026	51-200	249 contacts →
	Exact match “The true performance of your business shouldn’t be a mystery.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Finadvantage	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 2026	201-500	239 contacts →
	Exact match “FinAdvantage is a tech-powered boutique finance and accounting operations firm offering a full suite of services for over a decade.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Nichols Cauley	Exact match	Norcross, GA, United StatesHQ recorded Sep 21, 2026	201-500	232 contacts →
	Exact match “At Nichols Cauley, we walk alongside business owners-helping them manage, protect, and grow their wealth while navigating the ups and downs of running a business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	TJT	Exact match	Raleigh, NC, United StatesHQ recorded Sep 21, 2026	201-500	231 contacts →
	Exact match “Thomas, Judy and Tucker, P.A.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Small Business Services	Exact match	Atlanta, GA, United StatesHQ recorded Sep 21, 2026	n/a	229 contacts →
	Exact match “Founded in 1990 in Atlanta, Georgia, Small Business Services is part of LedgerWay, a tax, accounting, and advisory firm built for small businesses and entrepreneurs who are…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Porte Brown LLC	Exact match	Elk Grove Village, IL, United StatesHQ recorded Sep 21, 2026	51-200	191 contacts →
	Exact match “Porte Brown LLC is a full service accounting and consulting firm headquartered in the Chicago suburb of Elk Grove Village, Illinois.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Larson Gross	Exact match	Bellingham, WA, United StatesHQ recorded Sep 21, 2026	201-500	186 contacts →
	Exact match “Larson Gross is a full-service firm providing comprehensive accounting, bookkeeping, tax, and consulting services to clients throughout the United States and Canada.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Intuit Accountants	Exact match	Mountain View, CA, United StatesHQ recorded Sep 21, 2026	10001+	186 contacts →
	Exact match “This page serves the accounting, bookkeeping, and tax professional community who are at the heart of everything we do at Intuit.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	OIL & GAS Business Solutions, INC	Exact match	Dallas, TX, United StatesHQ recorded Sep 21, 2026	n/a	182 contacts →
	Exact match “Providing bookkeeping functions for oil and gas operator, investor, and royalty management entities.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Indinero	Exact match	Los Angeles, United StatesHQ recorded Sep 21, 2026	201-500	175 contacts →
	Exact match “Indinero is on a mission to help every business realize its potential.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Infinity Globus, A Springline Company	Exact match	Dallas, TX, United StatesHQ recorded Sep 21, 2026	201-500	168 contacts →
	Exact match “Infinity Globus, a Springline company, is a leading accounting outsourcing firm with over two decades of industry experience, providing tailored taxation and accounting services…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “outsourced bookkeeping and accounting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 15,351 outsourced bookkeeping and accounting firms based in the United States

See the full list, filter by size, metro and specialty, and access 23,048 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourced bookkeeping and accounting firms based in the United States at a glance

As of Sep 21, 2026

32.9%Verified-email coverage

4.6Average contacts per company

1-10Median size (employees)

2.3%Largest-city concentration · New York

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

12,548

11-50

2,295

51-200

345

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 15,351 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 the United States whose business descriptions match “outsourced bookkeeping and accounting 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 23,048 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.

Outsourced bookkeeping and accounting firms by metro

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 “outsourced bookkeeping and accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced bookkeeping and accounting firms are there based in the United States?

RevenueBase identified 15,351 company matches for outsourced bookkeeping and accounting firms associated with the 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?

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

Which city has the most outsourced bookkeeping and accounting firms?

New York leads with 350 company records, followed by Houston (251) and Los Angeles (189).

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 23,048 professional contacts with verified work emails tracked across these 15,351 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.