Company lists · Data refreshed September 2026

Top 23 Scalable accounting services based in New York, United States

RevenueBase identified 214 scalable accounting services headquartered in New York, United States as of September 2026 and tracks 1,838 professional contacts across them, including 541 with verified work emails. New York is the largest hub.

This list covers scalable accounting services 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. 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
214Companies
1,838Contacts tracked
541Verified emails
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The 23 largest scalable accounting services based in New York, United States

Ranked by team size
Top 23 of 214 scalable accounting services based in New York, United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to scalable accounting services: 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 evidenceNew York, NY, United StatesHQ checked Sep 21, 2026201-500320 contacts →

Partial evidence

“1-800Accoutant is America’s leading virtual accounting firm for small businesses.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial 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
3Partial evidenceNew York, United StatesHQ checked Sep 21, 202651-200100 contacts →

Partial evidence

“The #1 Team Startups Rely On For Accounting, CFO & Tax.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5090 contacts →

Partial evidence

“About us- United States Certified Public Accountant with IRS e-file - Registered IRS Tax Preparer with valid PTIN for all 50 states - 10+ years experience in accounting - 5 star…”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20075 contacts →

Partial evidence

“Fasten Halberstam LLP is a full service accounting firm offering a broad range of services for a diversified clientele representing a variety of industries.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceNew York, United StatesHQ checked Sep 21, 202651-20064 contacts →

Partial 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
7Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20062 contacts →

Partial 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
8Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5043 contacts →

Partial evidence

“Unloop is the first and only accounting firm exclusively servicing ecommerce and inventory businesses in the US and Canada.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 2026n/a42 contacts →

Partial evidence

“We provide individuals and small businesses with professional accounting services.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5031 contacts →

Partial evidence

“Nongmin Consultancy Services (HireNCS) is a trusted partner for small and medium businesses, offering expert accounting & bookkeeping services.”

Source: RevenueBase Database · checked Sep 21, 2026
11Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5024 contacts →

Partial evidence

“The RMG Group provides comprehensive internal accounting support for small to mid-market businesses, startups, entrepreneurs, and sole proprietors.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5023 contacts →

Partial evidence

“We help great businesses get their Finance & Accounting in order.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1017 contacts →

Indirect evidence

“Here at Empire Tax Professionals, we care about your wealth.”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“A Trusted Accounting and Tax Advisor for Nearly 100 Years At LHF, we know that businesses are at the heart of our community.”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“We are a full service accounting firm serving clients throughout the United States.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1013 contacts →

Partial evidence

“Romano & Associates had a dream of opening a great accounting firm since back in the early 90’s.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1012 contacts →

Indirect evidence

“For over 40 years, C.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1010 contacts →

Partial evidence

“At AJOY, we believe accounting, tax preparation, payroll and financial management don’t have to be a hassle.”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-109 contacts →

Partial evidence

“ONE is dedicated to serving the accounting and tax needs of small to mid-sized businesses and individuals.”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-508 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-108 contacts →

Indirect evidence

“Real CPA’s.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceNew York, United StatesHQ checked Sep 21, 202611-506 contacts →

Indirect evidence

“Whether you're a small business owner, a manager at a mid-sized corporation, or a self-employed freelancer, the team at dbooks bookkeeping is at your service.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceNew York, United StatesHQ checked Sep 21, 202611-506 contacts →

Indirect evidence

“Growth within reach!”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 23 of 214 scalable accounting services based in New York, United States

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Scalable accounting services based in New York, United States at a glance

As of Sep 21, 2026
29.4%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
152
11-50
45
51-200
14
201-500
1

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 214 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 scalable accounting services, 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 New York, United States whose own description of what they do matches “scalable accounting services”. 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 scalable accounting services), 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 scalable accounting services, and records with no verified work email. Companies headquartered outside New York 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, 541 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.

Scalable accounting services by metro in the United States

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 scalable accounting services, 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 scalable accounting services are there based in New York, United States?

RevenueBase identified 214 scalable accounting services headquartered in New York, 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?

1-800accountant, headquartered in New York, tops this list with the largest team on record.

Which city has the most scalable accounting services?

New York leads with 214 headquartered companies, followed by Houston (176) and Miami (115).

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 541 verified decision-maker contacts tracked across these 214 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.