Company lists · Data refreshed September 2026

Top 25 Financial due diligence firms worldwide

RevenueBase identified 669 company matches for financial due diligence firms worldwide as of September 2026 and tracks 4,162 professional contacts across them, including 1,339 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for financial due diligence firms worldwide, 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 20, 2026. Country and city lists for financial due diligence firms follow the table.

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 20, 2026 How this list was built
669Companies
4,162Contacts tracked
1,339Verified emails
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The 25 largest financial due diligence firms worldwide

Ranked by team size
Top 25 of 669 company matches for financial due diligence firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchHowell, NJ, United StatesHQ recorded Sep 20, 2026n/a241 contacts →

Exact match

“We know you work hard to get the best deal possible.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchTampa, FL, United StatesHQ recorded Sep 20, 202651-200181 contacts →

Exact match

“Maximizing Value.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchParis, FranceHQ recorded Sep 20, 202651-200101 contacts →

Exact match

“Exelmans est un Cabinet de conseil et d’audit spécialisé dans la due diligence financière.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchLyon, FranceHQ recorded Sep 20, 202651-20093 contacts →

Exact match

“Advance Capital est un cabinet indépendant de conseil financier fondé en 2007.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchConcord, CA, United StatesHQ recorded Sep 20, 202651-20070 contacts →

Exact match

“A recognized leader in forensic and financial consulting for more than 60 years.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchRamat-gan, IsraelHQ recorded Sep 20, 202651-20069 contacts →

Exact match

“Giza Singer Even is Israel's largest financial advisory and investment banking firm.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchMedford, OR, United StatesHQ recorded Sep 20, 202611-5067 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Sep 20, 202651-20057 contacts →

Exact match

“Your finance team is stretched.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchAhmedabad, IndiaHQ recorded Sep 20, 202651-20056 contacts →

Exact match

“ValServe Advisors offers an unparalleled array of integrated services and the team has a proven track record of supporting and defending rigorous analyses, opinions and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSanta Monica, CA, United StatesHQ recorded Sep 20, 202651-20049 contacts →

Exact match

“Ironsides is an M&A advisory firm focused exclusively on providing transaction services including financial and accounting due diligence, tax due diligence and structuring…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchJuiz De Fora, BrazilHQ recorded Sep 20, 202611-5048 contacts →

Exact match

“Decisões financeiras precisam de segurança e previsibilidade.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchForest Hill, MD, United StatesHQ recorded Sep 20, 202611-5047 contacts →

Exact match

“Breslin, Young & Slaughter, LLC (BY & S) is a healthcare financial consulting firm that provides due diligence and financial consulting services to lenders, investors, and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 202611-5047 contacts →

Exact match

“SINCERIUS is frontrunner in data-driven due diligence.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchToronto, ON, CanadaHQ recorded Sep 20, 202611-5045 contacts →

Exact match

“Sapling Financial Consultants is a Toronto-based boutique consultancy serving clients across North America.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchMilano, ItalyHQ recorded Sep 20, 202611-5045 contacts →

Exact match

“New Deal Advisors è una società indipendente specializzata nella consulenza e servizi a supporto di operazioni straordinarie.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchHenley-on-thames, United KingdomHQ recorded Sep 20, 202611-5041 contacts →

Exact match

“For over 30 years, HMT has been a leading independent corporate finance advisor with an exceptional track record of completing transactions and supporting ambitious…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchBoston, MA, United StatesHQ recorded Sep 20, 202611-5037 contacts →

Exact match

“Fairmont Consulting Group is a Boston-based firm focused on due diligence and strategic advisory services for clients active in aerospace, defense, government services, and the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Sep 20, 202611-5037 contacts →

Exact match

“CDS is now part of CrossCountry Consulting.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Sep 20, 202651-20033 contacts →

Exact match

“OakBridge is a Healthcare focused financial advisory practice offering transaction-related due diligence and operational financial services to private equity firms, corporations…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchVienna, VA, United StatesHQ recorded Sep 20, 202611-5033 contacts →

Exact match

“Pipaya has joined Prosperity Partners!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchDubai, United Arab EmiratesHQ recorded Sep 20, 202611-5031 contacts →

Exact match

“ADE Professional Solutions renders financial consulting services to the companies in various industries in Russia, UAE and other jurisdictions since 2004.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchGurgaon, IndiaHQ recorded Sep 20, 202611-5031 contacts →

Exact match

“ValAdvisor is a global valuation and corporate advisory firm trusted by unicorns, mid-cap, and large enterprises across diverse industries and geographies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchWarsaw, PolandHQ recorded Sep 20, 202651-20029 contacts →

Exact match

“Ground Frost to grupa firm dostarczająca wysoko wyspecjalizowane usługi z zakresu rachunkowości, finansów oraz modelowania finansowego.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchBreda, NetherlandsHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“Van Oers Corporate Finance gaat Vol Overgave voor de deal die u verdient.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchWarsaw, PolandHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“Independent consulting firm specialising in transaction services, particularly in due diligence, valuations and financial modelling.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 669 financial due diligence firms worldwide

See the full list, filter by size, metro and specialty, and access 1,339 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Financial due diligence firms worldwide at a glance

As of Sep 20, 2026
32.2%Verified-email coverage
6.2Average contacts per company
1-10Median size (employees)
3.1%Largest-city concentration · Sao Paulo
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
494
11-50
139
51-200
29
201-500
4

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for financial due diligence firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “financial due diligence firms” 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. 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 1,339 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 20, 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.

Financial due diligence firms by location

5 lists · largest first

Every Financial due diligence firms 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 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 “financial due diligence firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many financial due diligence firms are there worldwide?

RevenueBase identified 669 company matches for financial due diligence firms worldwide 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?

Gparency tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most financial due diligence firms?

The United States leads with 155 companies, followed by India (49) and Brazil (39). Every financial due diligence firms list by country and city is linked on this page.

Which city has the most financial due diligence firms?

Sao Paulo leads with 21 company records, followed by London (20) and New York (17).

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 1,339 professional contacts with verified work emails tracked across these 669 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 20, 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.