Company lists · Data verified August 2026

Top 25 Accounting process outsourcing providers based in New York, United States

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 130 companies tracked

There are 130 accounting process outsourcing providers headquartered in New York, United States (RevenueBase, August 2026). RevenueBase tracks 2,071 professional contacts across them, including 428 with verified work emails and 310 with mobile numbers. New York is the largest hub.

This list covers accounting process outsourcing providers headquartered in New York, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

130Companies

2,071Contacts tracked

428Verified emails

310Mobile numbers

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The 25 largest accounting process outsourcing providers based in New York, United States

Ranked by team size

Top 25 of 130 accounting process outsourcing providers based in New York, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Outsource Partners International Alumni	New York, NY	1,001-5,000	398	6
2	Makosi	New York, NY	201-500	340	125
3	Mindspace Outsourcing	New York, NY	51-200	155	2
4	Sourcein	New York, NY	201-500	143	80
5	Capactix Business Solutions	New York, NY	51-200	92	6
6	BTQ Financial	New York, NY	51-200	87	39
7	Karma CPA Services LLP	New York	51-200	64	2
8	Better Accounting Solutions	New York, NY	51-200	63	19
9	Unloop Accounting	New York, NY	11-50	43	2
10	Nyctaxguys, INC	New York, NY	n/a	42	1
11	Nongmin Consultancy Services Hirencs	New York, NY	11-50	30	7
12	Caroprese & Company	New York, NY	11-50	29	18
13	The RMG Group	New York, NY	11-50	25	15
14	Mighty Digits Accounting	New York, NY	11-50	23	10
15	K9 Bookkeeping	New York, NY	51-200	19	3
16	Ursa Consultants	New York, NY	11-50	18	12
17	Profitline	New York, NY	11-50	11	7
18	Hammock	New York, NY	11-50	10	6
19	Quant Solutions, LLC	New York, NY	1-10	7	5
20	Relig Solutions INC	New York, NY	201-500	7	4
21	Egrowthc	New York	11-50	6	4
22	Ealytics	New York, NY	1-10	6	4
23	MBS Accounting Technology & Advisory	New York, NY	11-50	6	3
24	Nucleus DNA	New York, NY	11-50	6	2
25	Fullridge Advisors	New York, NY	11-50	5	2

Showing 25 of 130 accounting process outsourcing providers based in New York, United States

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Accounting process outsourcing providers based in New York, United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 130 HQs

310Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Accounting process outsourcing providers by metro in the United States

Metro	Companies
Accounting process outsourcing providers in New York	130
Accounting process outsourcing providers in Houston	88
Accounting process outsourcing providers in Los Angeles	79
Accounting process outsourcing providers in Austin	60
Accounting process outsourcing providers in Dallas	53
Accounting process outsourcing providers in San Diego	48
Accounting process outsourcing providers in Chicago	45

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “accounting process outsourcing providers”, with match quality audited by blind human judging, and headquartered in New York, United States.
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: Contact records re-verify on a rolling cadence; 2 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many accounting process outsourcing providers are there based in New York, United States?

There are 130 accounting process outsourcing providers headquartered in New York, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Outsource Partners International Alumni, headquartered in New York, tops this list with the largest team on record.

Which city has the most accounting process outsourcing providers?

New York leads with 130 headquartered companies, followed by Houston (88) and Los Angeles (79).

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 428 verified decision-maker contacts tracked across these 130 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.