Company lists · Data refreshed September 2026

Top 25 Trained outsourced accountants based in the United States

RevenueBase identified 5,332 trained outsourced accountants headquartered in the United States as of September 2026 and tracks 22,378 professional contacts across them, including 6,432 with verified work emails. New York is the largest hub.

This list covers trained outsourced accountants 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 21, 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 21, 2026 86% judged on-target in blind review
5,332Companies
22,378Contacts tracked
6,432Verified emails
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The 25 largest trained outsourced accountants based in the United States

Ranked by team size
Top 25 of 5,332 trained outsourced accountants based in the United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to trained outsourced accountants: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceBeverly, MA, United StatesHQ checked Sep 21, 202651-200415 contacts →

Partial evidence

Outsourced Bookkeeping and Controller Services Supporting Strategies provides outsourced bookkeeping services, controller services and operational support to growing businesses.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceCoral Springs, FL, United StatesHQ checked Sep 21, 2026201-500320 contacts →

Partial 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 21, 2026
3Indirect evidenceSan Antonio, TX, United StatesHQ checked Sep 21, 202651-200249 contacts →

Indirect evidence

“The true performance of your business shouldn’t be a mystery.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceDallas, TX, United StatesHQ checked Sep 21, 2026201-500168 contacts →

Partial 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 21, 2026
5Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-200155 contacts →

Partial evidence

“Accounting Outsourcing to Drive Growth for Global CPA Firms & MNCs.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceHouston, PA, United StatesHQ checked Sep 21, 2026n/a149 contacts →

Indirect evidence

“Accounting Solutions provides a wide range of services to individuals and businesses in a variety of industries.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceDelaware, DE, United StatesHQ checked Sep 21, 2026501-1,000115 contacts →

Indirect evidence

“Welcome to GLOCAL Accounting.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceDallas, TX, United StatesHQ checked Sep 21, 202651-200108 contacts →

Indirect evidence

“CrystalVoxx offers a wide range of accounting and payroll services to suit diverse customer needs [Accounting & Payroll, EMR Integrated Transcription, Revenue Cycle Management,].”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidencePalatine, United StatesHQ checked Sep 21, 2026n/a101 contacts →

Indirect evidence

“We specialize in accounting services for small and family-owned businesses-serving as the perfect extension of your company’s financial team.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceIrving, TX, United StatesHQ checked Sep 21, 20261,001-5,00097 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 21, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20092 contacts →

Indirect 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 21, 2026
12Partial evidenceWoodland Hills, CA, United StatesHQ checked Sep 21, 202651-20078 contacts →

Partial evidence

“K&A was founded in 1939 by entrepreneurial Certified Public Accountants who specialized in providing tax, bookkeeping, business management and audit services to owner-operated…”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceReston, VA, United StatesHQ checked Sep 21, 202651-20078 contacts →

Indirect evidence

“We’re here to help businesses.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceWalnut Creek, CA, United StatesHQ checked Sep 21, 202651-20077 contacts →

Indirect evidence

“HC Global Business Solutions, LLC provides you with quality, cost-effective, scalable finance and accounting services, delivered by experienced professionals applying…”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceFully Remote, United StatesHQ checked Sep 21, 202651-20074 contacts →

Indirect evidence

“We handle the financial operations so small businesses don’t have to.”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceManassas, VA, United StatesHQ checked Sep 21, 202651-20073 contacts →

Indirect evidence

“Sareen and Associates provides business intelligence to small to mid-size businesses.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceAntioch, IL, United StatesHQ checked Sep 21, 202651-20072 contacts →

Indirect evidence

“We help business owners get out of the frustration that comes with messy or unclear financials and replace it with systems, consistency, and advice they can actually rely on.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceNew York, United StatesHQ checked Sep 21, 202651-20064 contacts →

Indirect evidence

“Our accounting team utilizes online technology to help scale up your business by managing your Bookkeeping and Accounting, with a personalized touch.”

Source: RevenueBase Database · checked Sep 21, 2026
19Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20062 contacts →

Strong evidence

“Welcome to CRSP Connect, your trusted partner in outsourcing and offshore staffing solutions, tailored for Certified Public Accountants, Enrolled Agents, accounting firms, and…”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20062 contacts →

Indirect evidence

“We offer a wide range of custom accounting, bookkeeping and consulting services: Tax Accounting Services, Bookkeeping, Consulting Services, Payroll, Report Generation, QuickBooks…”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceNew City, NY, United StatesHQ checked Sep 21, 202611-5059 contacts →

Indirect evidence

“Not more than 5 minutes of your day will be spent on your bookkeeping,we will do it all.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceTexas, TX, United StatesHQ checked Sep 21, 202651-20059 contacts →

Indirect evidence

“Welcome to Intellgus, the firm that’s reshaping the landscape of offshore staffing solutions for CPAs, accounting firms, and tax professionals.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceSeminole, TX, United StatesHQ checked Sep 21, 202651-20055 contacts →

Indirect evidence

“South Plains Implement Ltd is an Accounting company located at 204 North Highway 385, Seminole, Texas 79360.”

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceConcord, NH, United StatesHQ checked Sep 21, 202611-5052 contacts →

Indirect evidence

“Mission: At Nathan Wechsler & Company, P.A.”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceDenver, CO, United StatesHQ checked Sep 21, 202611-5050 contacts →

Indirect evidence

“Accounting delivered: accurately, stress-free, with excellence.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 5,332 trained outsourced accountants based in the United States

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Trained outsourced accountants based in the United States at a glance

As of Sep 21, 2026
28.7%Verified-email coverage
4.2Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
4,411
11-50
770
51-200
105
201-500
12
501-1,000
2
1,001-5,000
5
5,001-10,000
1
10001+
1

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 5,332 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 trained outsourced accountants, 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 “trained outsourced accountants”. 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 trained outsourced accountants), 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 trained outsourced accountants, 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, 6,432 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 21, 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.

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 trained outsourced accountants, 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 trained outsourced accountants are there based in the United States?

RevenueBase identified 5,332 trained outsourced accountants 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?

Supporting Strategies, headquartered in Beverly, tops this list with the largest team on record.

Which city has the most trained outsourced accountants?

New York leads with 110 headquartered companies, followed by Houston (96) and Los Angeles (65).

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 6,432 verified decision-maker contacts tracked across these 5,332 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 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 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.