Company lists · Data refreshed November 2026
Top 25 Acquisition diligence firms worldwide
RevenueBase identified 953 company matches for acquisition diligence firms worldwide as of November 2026 and tracks 7,603 professional contacts across them, including 2,440 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for acquisition 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 November 6, 2026. Country and city lists for acquisition 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.
The 25 largest acquisition diligence firms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 372 contacts → | ||||
Exact match “BDA is an investment advisory firm founded in 1994, initially to serve Morgan Stanley and its clients then our own.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 334 contacts → | ||||
Exact match “M & am & m&a m&a” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 251 contacts → | ||||
Exact match “RBSA Advisors, formed in 1971, is a Leading independent Transaction Advisory firm that provides Valuation, Investment Banking, Restructuring, Due Diligence, Transaction Tax, Risk…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 247 contacts → | ||||
Exact match “Oderis provides specialized transaction and operational support and related services to a wide range of corporate and private equity clients since 2006.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 241 contacts → | ||||
Exact match “We know you work hard to get the best deal possible.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 216 contacts → | ||||
Exact match “DPO & Co specializes in helping Private Equity firms and their portfolio companies gain fact-based insights during the diligence process and realize post-close synergies and value…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 193 contacts → | ||||
Exact match “Maximizing Value.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 182 contacts → | ||||
Exact match “Harvey & Company is a leading buyside acquisition search and advisory firm that has been involved in over 1,200 transactions, including 151 in 2025.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 177 contacts → | ||||
Exact match “For over 25 years, IGS has helped investors and management teams make better, faster decisions, from commercial due diligence, to growth strategy, pricing, and go-to-market…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 130 contacts → | ||||
Exact match “Strategy Determines Outcome.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 114 contacts → | ||||
Exact match “Exelmans est un Cabinet de conseil et d’audit spécialisé dans la due diligence financière.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 104 contacts → | ||||
Exact match “Global PMI Partners is a specialist consulting firm supporting our listed company and private equity clients with their M&A integrations, divestments and operational…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 97 contacts → | ||||
Exact match “MCube Financial LLC is an international boutique consulting firm focused on providing advisory and consulting services to the commercial real estate industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 87 contacts → | ||||
Exact match “CREtelligent’s Radius Platform is the world's first 24/7 "CRE Due Diligence Storefront." CREtelligent provides almost every due diligence service CRE buyers, lenders and sellers…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 71 contacts → | ||||
Exact match “Advance Capital est un cabinet indépendant de conseil financier fondé en 2007.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 67 contacts → | ||||
Exact match “Giza Singer Even is Israel's largest financial advisory and investment banking firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 63 contacts → | ||||
Exact match “RPL is one of the leading providers of research and commercial due diligence for mid and lower-mid market projects and transactions across the UK and Europe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 59 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 58 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 54 contacts → | ||||
Exact match “Regalis Capital is a buy-side acquisition advisory firm providing done-for-you business acquisition services for U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 47 contacts → | ||||
Exact match “On the leading edge of innovation in commercial real estate transactions, GRS an NV5 Company is one of the largest national provider CRE due diligence services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 46 contacts → | ||||
Exact match “M&A Advisory Firm M&A buy-side: Company acquisitions - Guiding companies in external growth strategies - Guiding private persons in acquisition processes M&A sell-side: Disposal…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 45 contacts → | ||||
Exact match “Sapling Financial Consultants is a Toronto-based boutique consultancy serving clients across North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 44 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 43 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “acquisition diligence firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 953 acquisition diligence firms worldwide
See the full list, filter by size, metro and specialty, and access 2,440 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Acquisition diligence firms worldwide at a glance
As of Nov 6, 2026Companies by employee count
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 acquisition diligence firms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “acquisition 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 2,440 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 November 6, 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.
Acquisition diligence firms by location
6 lists · largest firstEvery Acquisition diligence firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Acquisition diligence firms based in the United States239
- Acquisition diligence firms based in the United Kingdom64
- Acquisition diligence firms based in India47
- Acquisition diligence firms based in France42
- Acquisition diligence firms based in Brazil35
Cities
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 “acquisition diligence firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many acquisition diligence firms are there worldwide?
RevenueBase identified 953 company matches for acquisition diligence firms worldwide as of November 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?
BDA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most acquisition diligence firms?
The United States leads with 239 companies, followed by the United Kingdom (64) and India (47). Every acquisition diligence firms list by country and city is linked on this page.
Which city has the most acquisition diligence firms?
London leads with 45 company records, followed by Sao Paulo (22) and New York (19).
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 2,440 professional contacts with verified work emails tracked across these 953 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 953 acquisition diligence firms worldwide. 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.
More company lists
Company intelligence · public preview
Top 25 acquisition diligence firms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 953 matching company records for acquisition diligence firms worldwide, with 7,603 tracked contacts and 2,440 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 acquisition diligence firms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  BDAbda.comHQ: 新加坡, SingaporeReported employees: 51-200 | 新加坡, Singapore | 51-200 | Exact match | 372 contacts → |
“BDA is an investment advisory firm founded in 1994, initially to serve Morgan Stanley and its clients then our own.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Nihon M&a Center INCnihon-ma.co.jpHQ: 千代田区, JapanReported employees: 1,001-5,000 | 千代田区, Japan | 1,001-5,000 | Exact match | 334 contacts → |
“M & am & m&a m&a” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Rbsa Advisorsrbsa.inHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 251 contacts → |
“RBSA Advisors, formed in 1971, is a Leading independent Transaction Advisory firm that provides Valuation, Investment Banking, Restructuring, Due Diligence, Transaction Tax, Risk…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Oderis Consultingoderis.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 247 contacts → |
“Oderis provides specialized transaction and operational support and related services to a wide range of corporate and private equity clients since 2006.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Gparencygparency.comHQ: Howell, NJ, United StatesReported employees: Not recorded | Howell, NJ, United States | Not recorded | Exact match | 241 contacts → |
“We know you work hard to get the best deal possible.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Dpo&co.dpoandco.comHQ: Chicago, United StatesReported employees: 51-200 | Chicago, United States | 51-200 | Exact match | 216 contacts → |
“DPO & Co specializes in helping Private Equity firms and their portfolio companies gain fact-based insights during the diligence process and realize post-close synergies and value…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  LCG Advisorslcgadvisors.comHQ: Tampa, CO, United StatesReported employees: 51-200 | Tampa, CO, United States | 51-200 | Exact match | 193 contacts → |
“Maximizing Value.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Harvey & Company LLCharveyllc.comHQ: Newport Beach, United StatesReported employees: 51-200 | Newport Beach, United States | 51-200 | Exact match | 182 contacts → |
“Harvey & Company is a leading buyside acquisition search and advisory firm that has been involved in over 1,200 transactions, including 151 in 2025.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Investor Group Services IGSigsinsights.comHQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 177 contacts → |
“For over 25 years, IGS has helped investors and management teams make better, faster decisions, from commercial due diligence, to growth strategy, pricing, and go-to-market…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Valustratvalustrat.comHQ: Dubai, United Arab EmiratesReported employees: 51-200 | Dubai, United Arab Emirates | 51-200 | Exact match | 130 contacts → |
“Strategy Determines Outcome.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Exelmansexelmans.comHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 114 contacts → |
“Exelmans est un Cabinet de conseil et d’audit spécialisé dans la due diligence financière.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Global PMI Partnersgpmip.comHQ: London, GA, United StatesReported employees: 201-500 | London, GA, United States | 201-500 | Exact match | 104 contacts → |
“Global PMI Partners is a specialist consulting firm supporting our listed company and private equity clients with their M&A integrations, divestments and operational…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Mcube Financial LLCmcubefinancial.comHQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 97 contacts → |
“MCube Financial LLC is an international boutique consulting firm focused on providing advisory and consulting services to the commercial real estate industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Cretelligentcretelligent.comHQ: Gold River, CA, United StatesReported employees: 51-200 | Gold River, CA, United States | 51-200 | Exact match | 87 contacts → |
“CREtelligent’s Radius Platform is the world's first 24/7 "CRE Due Diligence Storefront." CREtelligent provides almost every due diligence service CRE buyers, lenders and sellers…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Advance Capital TASadvance-capital.frHQ: Lyon, FranceReported employees: 51-200 | Lyon, France | 51-200 | Exact match | 71 contacts → |
“Advance Capital est un cabinet indépendant de conseil financier fondé en 2007.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Giza Singer Even גיזה זינגר אבןgse.co.ilHQ: Ramat-gan, IsraelReported employees: 51-200 | Ramat-gan, Israel | 51-200 | Exact match | 67 contacts → |
“Giza Singer Even is Israel's largest financial advisory and investment banking firm.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | RPLrpltd.co.uk HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 63 contacts → |
“RPL is one of the leading providers of research and commercial due diligence for mid and lower-mid market projects and transactions across the UK and Europe.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Valserve Advisorsvalserve.inHQ: Ahmedabad, IndiaReported employees: 51-200 | Ahmedabad, India | 51-200 | Exact match | 59 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ironsides Advisoryironsides.comHQ: Santa Monica, CA, United StatesReported employees: 51-200 | Santa Monica, CA, United States | 51-200 | Exact match | 58 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Regalis Capitalregaliscapital.comHQ: Toronto, DE, CanadaReported employees: 51-200 | Toronto, DE, Canada | 51-200 | Exact match | 54 contacts → |
“Regalis Capital is a buy-side acquisition advisory firm providing done-for-you business acquisition services for U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  GRS An Nv5 Companygrs-global.comHQ: Los Angeles, NY, United StatesReported employees: 1,001-5,000 | Los Angeles, NY, United States | 1,001-5,000 | Exact match | 47 contacts → |
“On the leading edge of innovation in commercial real estate transactions, GRS an NV5 Company is one of the largest national provider CRE due diligence services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Cairuscairus.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 46 contacts → |
“M&A Advisory Firm M&A buy-side: Company acquisitions - Guiding companies in external growth strategies - Guiding private persons in acquisition processes M&A sell-side: Disposal…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Sapling Financial Consultants INCsaplingfinancial.comHQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 45 contacts → |
“Sapling Financial Consultants is a Toronto-based boutique consultancy serving clients across North America.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Oakbridge Advisory Servicesoakbridgeas.comHQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 44 contacts → |
“OakBridge is a Healthcare focused financial advisory practice offering transaction-related due diligence and operational financial services to private equity firms, corporations…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  HMT LLPhmtllp.comHQ: Henley-on-thames, United KingdomReported employees: 11-50 | Henley-on-thames, United Kingdom | 11-50 | Exact match | 43 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 953 company matches
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Acquisition diligence firms: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
949 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 953 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Acquisition diligence firms by location
6 lists · largest firstEvery Acquisition diligence firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Acquisition diligence firms based in the United States239
- Acquisition diligence firms based in the United Kingdom64
- Acquisition diligence firms based in India47
- Acquisition diligence firms based in France42
- Acquisition diligence firms based in Brazil35
Cities
Questions about this company list
What does Exact match mean for acquisition diligence firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many acquisition diligence firms did RevenueBase find worldwide?
The saved snapshot records 953 matching company records, 7,603 tracked contacts and 2,440 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 acquisition diligence firms worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/acquisition-diligence-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 acquisition diligence firms worldwide
RevenueBase records 953 matching company records for acquisition diligence firms worldwide, with 7,603 tracked contacts and 2,440 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 acquisition diligence firms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | BDAbda.com HQ: 新加坡, SingaporeReported employees: 51-200 | 新加坡, Singapore | 51-200 | Exact match | 372 contacts → |
“BDA is an investment advisory firm founded in 1994, initially to serve Morgan Stanley and its clients then our own.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Nihon M&a Center INCnihon-ma.co.jp HQ: 千代田区, JapanReported employees: 1,001-5,000 | 千代田区, Japan | 1,001-5,000 | Exact match | 334 contacts → |
“M & am & m&a m&a” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Rbsa Advisorsrbsa.in HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 251 contacts → |
“RBSA Advisors, formed in 1971, is a Leading independent Transaction Advisory firm that provides Valuation, Investment Banking, Restructuring, Due Diligence, Transaction Tax, Risk…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Oderis Consultingoderis.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 247 contacts → |
“Oderis provides specialized transaction and operational support and related services to a wide range of corporate and private equity clients since 2006.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gparencygparency.com HQ: Howell, NJ, United StatesReported employees: Not recorded | Howell, NJ, United States | Not recorded | Exact match | 241 contacts → |
“We know you work hard to get the best deal possible.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Dpo&co.dpoandco.com HQ: Chicago, United StatesReported employees: 51-200 | Chicago, United States | 51-200 | Exact match | 216 contacts → |
“DPO & Co specializes in helping Private Equity firms and their portfolio companies gain fact-based insights during the diligence process and realize post-close synergies and value…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | LCG Advisorslcgadvisors.com HQ: Tampa, CO, United StatesReported employees: 51-200 | Tampa, CO, United States | 51-200 | Exact match | 193 contacts → |
“Maximizing Value.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Harvey & Company LLCharveyllc.com HQ: Newport Beach, United StatesReported employees: 51-200 | Newport Beach, United States | 51-200 | Exact match | 182 contacts → |
“Harvey & Company is a leading buyside acquisition search and advisory firm that has been involved in over 1,200 transactions, including 151 in 2025.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Investor Group Services IGSigsinsights.com HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 177 contacts → |
“For over 25 years, IGS has helped investors and management teams make better, faster decisions, from commercial due diligence, to growth strategy, pricing, and go-to-market…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Valustratvalustrat.com HQ: Dubai, United Arab EmiratesReported employees: 51-200 | Dubai, United Arab Emirates | 51-200 | Exact match | 130 contacts → |
“Strategy Determines Outcome.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Exelmansexelmans.com HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 114 contacts → |
“Exelmans est un Cabinet de conseil et d’audit spécialisé dans la due diligence financière.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Global PMI Partnersgpmip.com HQ: London, GA, United StatesReported employees: 201-500 | London, GA, United States | 201-500 | Exact match | 104 contacts → |
“Global PMI Partners is a specialist consulting firm supporting our listed company and private equity clients with their M&A integrations, divestments and operational…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mcube Financial LLCmcubefinancial.com HQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 97 contacts → |
“MCube Financial LLC is an international boutique consulting firm focused on providing advisory and consulting services to the commercial real estate industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cretelligentcretelligent.com HQ: Gold River, CA, United StatesReported employees: 51-200 | Gold River, CA, United States | 51-200 | Exact match | 87 contacts → |
“CREtelligent’s Radius Platform is the world's first 24/7 "CRE Due Diligence Storefront." CREtelligent provides almost every due diligence service CRE buyers, lenders and sellers…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Advance Capital TASadvance-capital.fr HQ: Lyon, FranceReported employees: 51-200 | Lyon, France | 51-200 | Exact match | 71 contacts → |
“Advance Capital est un cabinet indépendant de conseil financier fondé en 2007.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Giza Singer Even גיזה זינגר אבןgse.co.il HQ: Ramat-gan, IsraelReported employees: 51-200 | Ramat-gan, Israel | 51-200 | Exact match | 67 contacts → |
“Giza Singer Even is Israel's largest financial advisory and investment banking firm.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | RPLrpltd.co.uk HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 63 contacts → |
“RPL is one of the leading providers of research and commercial due diligence for mid and lower-mid market projects and transactions across the UK and Europe.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Valserve Advisorsvalserve.in HQ: Ahmedabad, IndiaReported employees: 51-200 | Ahmedabad, India | 51-200 | Exact match | 59 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ironsides Advisoryironsides.com HQ: Santa Monica, CA, United StatesReported employees: 51-200 | Santa Monica, CA, United States | 51-200 | Exact match | 58 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Regalis Capitalregaliscapital.com HQ: Toronto, DE, CanadaReported employees: 51-200 | Toronto, DE, Canada | 51-200 | Exact match | 54 contacts → |
“Regalis Capital is a buy-side acquisition advisory firm providing done-for-you business acquisition services for U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | GRS An Nv5 Companygrs-global.com HQ: Los Angeles, NY, United StatesReported employees: 1,001-5,000 | Los Angeles, NY, United States | 1,001-5,000 | Exact match | 47 contacts → |
“On the leading edge of innovation in commercial real estate transactions, GRS an NV5 Company is one of the largest national provider CRE due diligence services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Cairuscairus.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 46 contacts → |
“M&A Advisory Firm M&A buy-side: Company acquisitions - Guiding companies in external growth strategies - Guiding private persons in acquisition processes M&A sell-side: Disposal…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sapling Financial Consultants INCsaplingfinancial.com HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 45 contacts → |
“Sapling Financial Consultants is a Toronto-based boutique consultancy serving clients across North America.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Oakbridge Advisory Servicesoakbridgeas.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 44 contacts → |
“OakBridge is a Healthcare focused financial advisory practice offering transaction-related due diligence and operational financial services to private equity firms, corporations…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HMT LLPhmtllp.com HQ: Henley-on-thames, United KingdomReported employees: 11-50 | Henley-on-thames, United Kingdom | 11-50 | Exact match | 43 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 953 company matches
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Acquisition diligence firms: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
949 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 953 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Acquisition diligence firms by location
6 lists · largest firstEvery Acquisition diligence firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Acquisition diligence firms based in the United States239
- Acquisition diligence firms based in the United Kingdom64
- Acquisition diligence firms based in India47
- Acquisition diligence firms based in France42
- Acquisition diligence firms based in Brazil35
Cities
Questions about this company list
What does Exact match mean for acquisition diligence firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many acquisition diligence firms did RevenueBase find worldwide?
The saved snapshot records 953 matching company records, 7,603 tracked contacts and 2,440 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 acquisition diligence firms worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/acquisition-diligence-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗