Company lists · Data refreshed September 2026

Top 25 Cpa firm compliance and audit software vendors worldwide

RevenueBase identified 575 cpa firm compliance and audit software vendors worldwide as of September 2026 and tracks 7,919 professional contacts across them, including 3,042 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers cpa firm compliance and audit software vendors worldwide, 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 27, 2026. Country and city lists for cpa firm compliance and audit software vendors follow the table.

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 27, 2026 86% judged on-target in blind review
575Companies
7,919Contacts tracked
3,042Verified emails
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The 25 largest cpa firm compliance and audit software vendors worldwide

Ranked by team size
Top 25 of 575 cpa firm compliance and audit software vendors worldwide, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to cpa firm compliance and audit software vendors: 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 evidenceAlexandria, VA, United StatesHQ checked Sep 27, 20261,001-5,000999 contacts →

Partial evidence

“Established in 1985, Kearney & Company is the largest Certified Public Accounting (CPA) firm in the country exclusively focused on the government.”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceToronto, ON, CanadaHQ checked Sep 27, 2026501-1,000614 contacts →

Partial evidence

“Caseware is the leading global provider of cloud-enabled audit, financial reporting and data analytics solutions for accounting firms, corporations and government regulators.”

Source: RevenueBase Database · checked Sep 27, 2026
3Partial evidenceFairfax, VA, United StatesHQ checked Sep 27, 2026201-500411 contacts →

Partial evidence

“ControlCase is committed to bringing peace of mind to the world’s IT compliance programs through our signature partnership approach, commitment to automation, and cost-effective…”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceUmhlanga, South AfricaHQ checked Sep 27, 2026201-500184 contacts →

Indirect evidence

“Auditing, Accounting and Taxation It’s been 100 years since David Strachan strode from the pavement of Smith Street into William Cotta Building at number 331, and put up his…”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceIrvine, CA, United StatesHQ checked Sep 27, 202651-200178 contacts →

Indirect evidence

“LSL provides solid guidance, support & solutions to businesses, governments and non-profits.”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceBuffalo, NY, United StatesHQ checked Sep 27, 202651-200151 contacts →

Partial evidence

“Lumsden McCormick CPA is located in the newly renovated Cyclorama Building in downtown Buffalo.”

Source: RevenueBase Database · checked Sep 27, 2026
7Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 27, 2026n/a146 contacts →

Partial evidence

“The CPAs and staff accountants at Jain & Associates have an experience in both public accounting and industry.”

Source: RevenueBase Database · checked Sep 27, 2026
8Partial evidenceNashville, TN, United StatesHQ checked Sep 27, 202651-200139 contacts →

Partial evidence

“KirkpatrickPrice is a licensed information security CPA firm, a PCI QSA, and a HITRUST CSF Assessor, providing assurance services to over clients worldwide.”

Source: RevenueBase Database · checked Sep 27, 2026
9Strong evidenceAlexandria, VA, United StatesHQ checked Sep 27, 202651-200135 contacts →

Strong evidence

“Castro & Company is an audit, advisory, and IT services CPA Firm specializing in providing the full resources and quality expected from a larger CPA firm while not compromising in…”

Source: RevenueBase Database · checked Sep 27, 2026
10Partial evidenceToronto, ON, CanadaHQ checked Sep 27, 2026201-500135 contacts →

Partial evidence

“Wolters Kluwer Tax & Accounting Canada is a leading provider of expert solutions for tax, accounting, and audit professionals, offering industry-leading resources that utilize…”

Source: RevenueBase Database · checked Sep 27, 2026
11Strong evidenceJohannesburg, South AfricaHQ checked Sep 27, 202651-200133 contacts →

Strong evidence

“Caseware Africa is a trusted audit, assurance, and financial reporting software provider used by leading accounting firms, corporates, and public-sector institutions across Africa.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceKnoxville, TN, United StatesHQ checked Sep 27, 202651-200109 contacts →

Indirect evidence

“We got our start in 1969.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceSyracuse, NY, United StatesHQ checked Sep 27, 202651-20095 contacts →

Indirect evidence

“Our FMF & E team is eager to learn about you and your business!”

Source: RevenueBase Database · checked Sep 27, 2026
14Partial evidenceRockville, MD, United StatesHQ checked Sep 27, 202651-20093 contacts →

Partial evidence

“TFC Consulting, Inc is a licensed CPA and consulting firm in the Washington DC metro area.”

Source: RevenueBase Database · checked Sep 27, 2026
15Partial evidenceArlington, VA, United StatesHQ checked Sep 27, 202651-20090 contacts →

Partial evidence

“Blake Willson Group (BWG) is a nationally recognized, technology-enabled CPA firm transforming how the private sector serves federal agencies.”

Source: RevenueBase Database · checked Sep 27, 2026
16Strong evidenceDallas, TX, United StatesHQ checked Sep 27, 202651-20086 contacts →

Strong evidence

“Bodwell Vasek Wells DeSimone LLP, BVWD, is a full service, registered CPA firm offering audit, tax, and consulting services.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceRidgefield, CT, United StatesHQ checked Sep 27, 202651-20081 contacts →

Indirect evidence

“Based in Connecticut offering Accounting, Tax, and Auditing services as well as specialized support services which include litigation support, finance, strategic planning, and…”

Source: RevenueBase Database · checked Sep 27, 2026
18Strong evidenceSan Diego, CA, United StatesHQ checked Sep 27, 202611-5070 contacts →

Strong evidence

“Harshwal & Company LLP is a renowned CPA firm, offering a wide range of professional audit, tax, and consulting solutions.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceMumbai, IndiaHQ checked Sep 27, 202611-5069 contacts →

Indirect evidence

“Established in the year 1987, fully operational and growing exponentially since early 2003.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceMedford, OR, United StatesHQ checked Sep 27, 202611-5067 contacts →

Partial evidence

“Ashland Partners & Company LLP is a PCAOB registered, specialty CPA firm providing due diligence solutions to the investment management industry.”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceIrvine, CA, United StatesHQ checked Sep 27, 202651-20057 contacts →

Partial evidence

“Davis Farr is a full-service CPA firm specializing in governmental and nonprofit auditing, with offices in Irvine, Carlsbad, and Tacoma.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceChapel Hill, NC, United StatesHQ checked Sep 27, 202611-5057 contacts →

Indirect evidence

“Our firm is actively involved in auditing, taxation, management consulting, financial planning and related services.”

Source: RevenueBase Database · checked Sep 27, 2026
23Strong evidenceLake Forest, CA, United StatesHQ checked Sep 27, 202651-20052 contacts →

Strong evidence

“Conrad LLP is a CPA firm specializing in audit and consulting for government clients.”

Source: RevenueBase Database · checked Sep 27, 2026
24Strong evidenceIndore, IndiaHQ checked Sep 27, 2026n/a51 contacts →

Strong evidence

“Aprari Solutions is a leading Indian firm that provides audit assistance & other customized service to CPAs & Business firms of all sizes in USA, Canda & UK & since last 5 years.”

Source: RevenueBase Database · checked Sep 27, 2026
25Partial evidenceDresher, PA, United StatesHQ checked Sep 27, 202651-20050 contacts →

Partial evidence

“IS Partners, LLC is a globally recognized Certified Public Accounting firm specializing in IT Compliance and Cybersecurity.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 575 cpa firm compliance and audit software vendors worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 3,042 reachable decision-makers.

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Cpa firm compliance and audit software vendors worldwide at a glance

As of Sep 27, 2026
38.4%Verified-email coverage
13.8Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · New York
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
305
11-50
208
51-200
49
201-500
6
501-1,000
2
1,001-5,000
2

Email recency is reported on each country list linked below.

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 cpa firm compliance and audit software vendors, 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.
Coverage
Every country. Country and city lists for cpa firm compliance and audit software vendors are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “cpa firm compliance and audit software vendors”. 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 cpa firm compliance and audit software vendors), 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 cpa firm compliance and audit software vendors, and records with no verified work email.
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, 3,042 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 27, 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.

Cpa firm compliance and audit software vendors by location

1 lists · largest first

Every Cpa firm compliance and audit software vendors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 cpa firm compliance and audit software vendors, 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 cpa firm compliance and audit software vendors are there worldwide?

RevenueBase identified 575 cpa firm compliance and audit software vendors worldwide 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?

Kearney & Company, headquartered in Alexandria, tops this list with the largest team on record.

Which country has the most cpa firm compliance and audit software vendors?

The United States leads with 292 companies. Every cpa firm compliance and audit software vendors list by country and city is linked on this page.

Which city has the most cpa firm compliance and audit software vendors?

New York leads with 12 headquartered companies, followed by Houston (9) and Dallas (6).

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 3,042 verified decision-maker contacts tracked across these 575 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 27, 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.