Company lists · Data refreshed August 2026

Top 25 Accounting services outsourcing companies based in New York, United States

Name: Accounting services outsourcing companies based in New York, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Aug 30, 2026 277 companies tracked

RevenueBase identified 277 company matches for accounting services outsourcing companies associated with New York, United States as of August 2026 and tracks 3,086 professional contacts across them, including 839 with verified work emails and 559 with mobile numbers. Across the United States, New York is the largest hub for this category.

This list covers company matches for accounting services outsourcing companies associated with New York, 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 August 30, 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 Aug 30, 2026 How this list was built

277Companies

3,086Contacts tracked

839Verified emails

559Mobile numbers

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The 25 largest accounting services outsourcing companies based in New York, United States

Ranked by team size

Top 25 of 277 company matches for accounting services outsourcing companies based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Aug 30, 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	Outsource Partners International Alumni	Exact match	New York, NY, United States	1,001-5,000	398 contacts →
	Exact match “Outsource Partners International (OPI) is a professional services firm dedicated to the outsourcing of finance, accounting, and analytics business processes.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
2	Makosi	Exact match	New York, NY, United States	201-500	340 contacts →
	Exact match “For over 15 years, Makosi has been redefining what’s possible in the accounting and audit industry with cutting-edge, tech-powered workforce solutions.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
3	SAPRO	Exact match	New York, NY, United States	501-1,000	259 contacts →
	Exact match “SAPRO is a global, tech-enabled talent outsourcing firm specializing in Assurance, Tax, Advisory, and Client Accounting Services (CAS).” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
4	Wilkinguttenplan	Exact match	New York, NY, United States	51-200	169 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
5	Mindspace Outsourcing	Exact match	New York, NY, United States	51-200	155 contacts →
	Exact match “Mindspace Outsourcing, established in 2007, and offers bookkeeping outsourcing and accounting services to individuals and small to medium-sized businesses in the United States…” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
6	Sourcein	Exact match	New York, NY, United States	201-500	143 contacts →
	Exact match “SourceIN helps global businesses build finance and accounting operations they can trust.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
7	Capactix Business Solutions	Exact match	New York, NY, United States	51-200	92 contacts →
	Exact match “We are one of the leading offshore companies that offer the best in the industry staffing solutions to CPAs, accounting firms, and other companies.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
8	BTQ Financial	Exact match	New York, NY, United States	51-200	87 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
9	Fasten Halberstam LLP	Exact match	New York, NY, United States	51-200	74 contacts →
	Exact match “Fasten Halberstam LLP is a full service accounting firm offering a broad range of services for a diversified clientele representing a variety of industries.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
10	Karma CPA Services LLP	Exact match	New York, United States	51-200	64 contacts →
	Exact match “Our accounting team utilizes online technology to help scale up your business by managing your Bookkeeping and Accounting, with a personalized touch.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
11	Better Accounting Solutions	Exact match	New York, NY, United States	51-200	63 contacts →
	Exact match “We offer a wide range of custom accounting, bookkeeping and consulting services: Tax Accounting Services, Bookkeeping, Consulting Services, Payroll, Report Generation, QuickBooks…” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
12	Sourcedesk Global Private Limited	Exact match	New York, NY, United States	201-500	61 contacts →
	Exact match “We take the complication out of any business.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
13	Unloop Accounting	Exact match	New York, NY, United States	11-50	43 contacts →
	Exact match “Unloop is the first and only accounting firm exclusively servicing ecommerce and inventory businesses in the US and Canada.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
14	SMG	Exact match	New York, NY, United States	11-50	39 contacts →
	Exact match “SMG ABA LLC - Accountants, Bookkeepers & Advisors provide provide innovative tax and accounting services to diverse businesses and individuals.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
15	Caroprese & Company	Exact match	New York, NY, United States	11-50	29 contacts →
	Exact match “Caroprese & Company is a strategic certified public accounting firm delivering tailored accounting, tax, advisory, and business process outsourcing solutions that help businesses…” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
16	The RMG Group	Exact match	New York, NY, United States	11-50	25 contacts →
	Exact match “The RMG Group provides comprehensive internal accounting support for small to mid-market businesses, startups, entrepreneurs, and sole proprietors.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
17	Mighty Digits Accounting	Exact match	New York, NY, United States	11-50	23 contacts →
	Exact match “We help great businesses get their Finance & Accounting in order.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
18	K9 Bookkeeping	Exact match	New York, NY, United States	51-200	19 contacts →
	Exact match “There's a reason so many people are choosing to scuttle their billing departments and move to a virtual bookkeeping solution: it's more efficient and cost effective.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
19	Ursa Consultants	Exact match	New York, NY, United States	11-50	18 contacts →
	Exact match “Working with Ursa Consultants is more than a partnership.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
20	Profitline	Exact match	New York, NY, United States	11-50	11 contacts →
	Exact match “The Profit Line is a leading bookkeeping firm in NYC, specializing in outsourced bookkeeping, accounting, back office & controller services to small businesses and nonprofits.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
21	QMK Consulting	Exact match	New York, NY, United States	11-50	11 contacts →
	Exact match “QMK Consulting, LLC is a professional services firm, our main headquarters is located at 401 Park Avenue South 10th floor NY 10016.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
22	Hammock	Exact match	New York, NY, United States	11-50	10 contacts →
	Exact match “At Hammock, we believe entrepreneurs and business owners prefer finance services that are simple, insightful, and supported by data.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
23	Shay CPA P.C	Exact match	New York, NY, United States	11-50	8 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
24	Relig Solutions INC	Exact match	New York, NY, United States	201-500	7 contacts →
	Exact match “RELIG is an abbreviation of the word Religion.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase
25	Pace Accounting & TAX Services, INC	Exact match	New York, United States	11-50	7 contacts →
	Exact match “Since 1969, Pace Accounting has helped clients with all their bookkeeping, payroll, and tax needs-personal and business.” Recorded in the RevenueBase company graph · Aug 30, 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 “accounting services outsourcing companies”. 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 277 accounting services outsourcing companies based in New York, United States

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Accounting services outsourcing companies based in New York, United States at a glance

As of Aug 30, 2026

27.2%Verified-email coverage

18.1%Mobile-number coverage

11.1Average contacts per company

1-10Median size (employees)

Aug 30, 2026Page data refreshed

Companies by employee count

1-10

179

11-50

51-200

201-500

501-1,000

1,001-5,000

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 New York, United States whose business descriptions match “accounting services outsourcing companies” 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 839 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 August 30, 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.

Accounting services outsourcing companies by metro in the United States

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 “accounting services outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many accounting services outsourcing companies are there based in New York, United States?

RevenueBase identified 277 company matches for accounting services outsourcing companies associated with New York, United States as of August 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?

Outsource Partners International Alumni tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most accounting services outsourcing companies?

New York leads the United States with 277 company records, followed by Houston (209) and Los Angeles (164).

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 839 professional contacts with verified work emails tracked across these 277 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 August 30, 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.