Company lists · Data refreshed September 2026

Top 25 Tax preparation services for nonprofits based in the United States

RevenueBase identified 3,431 company matches for tax preparation services for nonprofits associated with the United States as of September 2026 and tracks 88,347 professional contacts across them, including 10,199 with verified work emails. Houston is the largest hub.

This list covers company matches for tax preparation services for nonprofits 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 22, 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 22, 2026 How this list was built
3,431Companies
88,347Contacts tracked
10,199Verified emails
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The 25 largest tax preparation services for nonprofits based in the United States

Ranked by team size
Top 25 of 3,431 company matches for tax preparation services for nonprofits based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchKansas City, MO, United StatesHQ recorded Sep 22, 202610001+59,451 contacts →

Exact match

“H&R Block’s purpose is simple: To provide help and inspire confidence in our clients and communities everywhere.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchHurst, TX, United StatesHQ recorded Sep 22, 2026n/a6,260 contacts →

Exact match

“Liberty Tax is income tax preparation at its best: friendly, accurate, and with a money back guarantee.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchKansas City, MO, United StatesHQ recorded Sep 22, 20261,001-5,0001,379 contacts →

Exact match

“We are Block Advisors by H&R Block.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchExton, PA, United StatesHQ recorded Sep 22, 2026501-1,000364 contacts →

Exact match

“Cohesive is a leading solutions provider and systems integrator for IBM Maximo.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchUnited StatesHQ recorded Sep 22, 2026201-500243 contacts →

Exact match

“Our name means “The Spirit of Serving Others.” It’s who we are and why we believe there’s no higher value than partnering with nonprofits to make the world a better place.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchPlano, TX, United StatesHQ recorded Sep 22, 202651-200100 contacts →

Exact match

“At MyTaxFiler, we offer more than just tax preparation-we provide peace of mind.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchUnited StatesHQ recorded Sep 22, 202651-20085 contacts →

Exact match

“Crescent Tax Filing, Inc- Your Trusted Partner in US #Tax Services for Over 7 Years Welcome to Crescent Tax Filing, Inc, your go-to destination for comprehensive US Tax…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchValley Stream, NY, United StatesHQ recorded Sep 22, 202651-20078 contacts →

Exact match

“Tax Consulting Services Individual Tax Return Preparation * Electronic Filing * Refund Anticipation Loans * Same Day Refund Anticipation Loans * Refund Anticipation Checks * State…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202611-5077 contacts →

Exact match

“Colbert/Ball Tax Service understands that whenever a customer visits their location for service, the client will be immediately assisted by a trained professional.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchIrvine, CA, United StatesHQ recorded Sep 22, 202611-5070 contacts →

Exact match

“Omega Accounting Solutions is a financial and tax advisory based in Irvine, California that empowers small and medium-sized businesses (SMBs) to make better-informed decisions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-20055 contacts →

Exact match

“With clients in every country worldwide, Bright!Tax is the go-to cloud-based US expat tax prep firm most sought after by the 10 million Americans who are living abroad.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchBoca Raton, FL, United StatesHQ recorded Sep 22, 202651-20054 contacts →

Exact match

“LerroSarbey, PLLC, a full-service accounting firm located in Boca Raton and Fort Lauderdale, Florida.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchNy, United StatesHQ recorded Sep 22, 202651-20053 contacts →

Exact match

“Tax Preparation for U.S.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchPlymouth, MI, United StatesHQ recorded Sep 22, 202651-20050 contacts →

Exact match

“Formed in 1987, Financial One was founded because of the need nonprofit organizations have for accurate and timely financial information.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchWinter Park, FL, United StatesHQ recorded Sep 22, 202611-5048 contacts →

Exact match

“At BryteBridge, we are on a Mission to Empower dreamers and doers to build organizations that positively impact their communities.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchNorthville, MI, United StatesHQ recorded Sep 22, 202611-5048 contacts →

Exact match

“Our services encompass nearly every aspect of your small business.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchKaty, TX, United StatesHQ recorded Sep 22, 20261,001-5,00042 contacts →

Exact match

“RightTaxMate is trusted partner for individual and businesses seeking expert financial guidance and support.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchGlendale, CA, United StatesHQ recorded Sep 22, 202651-20040 contacts →

Exact match

“With over 50 years of experience, Robert Hall & Associates is your trusted partner for tax preparation and consulting.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchMiami, FL, United StatesHQ recorded Sep 22, 202651-20039 contacts →

Exact match

“At Gelt, we are committed to delivering top-tier tax solutions that enable you to retain more of your hard-earned income.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchIrvine, CA, United StatesHQ recorded Sep 22, 202651-20037 contacts →

Exact match

“Make sure you get every dollar back from the government.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchClifton, NJ, United StatesHQ recorded Sep 22, 202611-5032 contacts →

Exact match

“For many years PRECISION ACCOUNTING has been helping individuals, families and small businesses in the community prepare their taxes.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchHamilton, NJ, United StatesHQ recorded Sep 22, 202611-5032 contacts →

Exact match

“Ram Associates is a tax and accounting firm that has been helping individual and corporate clients for nearly 30 years.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchBirmingham, AL, United StatesHQ recorded Sep 22, 202611-5029 contacts →

Exact match

“Provide tax preparation and planning services to businesses and individuals.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchLincolnshire, IL, United StatesHQ recorded Sep 22, 202651-20029 contacts →

Exact match

“Tax & Beyond is a new concept that brings high quality CPA services to everyone.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 20261-1028 contacts →

Exact match

“Through skilled volunteers, Tax-Aid provides free year-round tax services to strengthen our San Francisco Bay Area community.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 3,431 tax preparation services for nonprofits based in the United States

See the full list, filter by size, metro and specialty, and access 10,199 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax preparation services for nonprofits based in the United States at a glance

As of Sep 22, 2026
11.5%Verified-email coverage
25.7Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
2,799
11-50
497
51-200
75
201-500
11
501-1,000
4
1,001-5,000
4
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 3,431 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 “tax preparation services for nonprofits” 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 10,199 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 22, 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.

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 “tax preparation services for nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax preparation services for nonprofits are there based in the United States?

RevenueBase identified 3,431 company matches for tax preparation services for nonprofits 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?

H&r Block tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most tax preparation services for nonprofits?

Houston leads with 79 company records, followed by New York (78) and Miami (37).

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 10,199 professional contacts with verified work emails tracked across these 3,431 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 22, 2026.

Ready to reach these companies? Verified emails and direct dials for all 3,431 tax preparation services for nonprofits based in the United States. Start with a free account, no credit card.

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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.