Company lists · Data refreshed November 2026

Top 25 Technical due diligence consultants worldwide

RevenueBase identified 421 company matches for technical due diligence consultants worldwide as of November 2026 and tracks 2,212 professional contacts across them, including 655 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for technical due diligence consultants 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 technical due diligence consultants 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 Nov 6, 2026 How this list was built
421Companies
2,212Contacts tracked
655Verified emails
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The 25 largest technical due diligence consultants worldwide

Ranked by team size
Top 25 of 421 company matches for technical due diligence consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchParis, FranceHQ recorded Nov 6, 202651-200114 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
2Exact matchLas Condes, ChileHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“ALTIMEC LTDA, es una empresa con más de 20 años de trayectoria en el mercado nacional e internacional, que con el tiempo se ha convertido en una de las consultoras más importantes…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMoorestown, NJ, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchTorrejón De Ardoz, SpainHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“DiagnóstiQA se constituye en junio de 2007 con el objeto de proporcionar servicios técnicos de Consultoría, Asistencia Técnica, Supervisión, Inspección y Diagnóstico para el…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSanta Monica, CA, United StatesHQ recorded Nov 6, 202651-20058 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
6Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“We empower private equity firms to make sound investment decisions with our award-winning digital due diligence, whilst supporting portfolio companies through necessary digital…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPune, IndiaHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“Virtuoso Infotech is a mission driven organization that is focused on making a positive impact on the world at scale, by leveraging Technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLos Angeles, NY, United StatesHQ recorded Nov 6, 20261,001-5,00047 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
9Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“CDS is now part of CrossCountry Consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSeattle, United StatesHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“RingStone works with investors, software, and tech-enabled companies to add value to their businesses and investments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchVienna, AustriaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“We are a team of experts in the real estate industry for technical due diligence of real estate transactions as well as sustainability and quality assessments in the development…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“At the Forefront of Innovation** Tetrifox stands at the forefront of engineering and technological services, bridging the gap between local expertise and global reach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMunich, GermanyHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“We provide technical and commercial real estate consulting services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Founded in 2017, Clearview Consulting Partners (Clearview) specializes in Due Diligence support in typical Mergers & Acquisitions (M&A) and Venture Capital/ Private Equity (VC/PE)…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Founded in 1991, GTG Consultants, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Deep Technology & Product Due Diligence with actionable insights on people, processes and code.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchArlington, GA, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“We have helped dozens of clients gain insight into critical areas of concern by thoroughly reviewing their target company’s information and asking intelligent questions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDallas/fort Worth, MI, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“SCA Transaction Services LLC provides accounting due diligence and other transaction advisory services to private equity groups, lenders and corporations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMilton, AustraliaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“AGM Engineering Solutions (formerly AGM Process Engineering) offers excellence in engineering through experience and expertise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Targus Associates specializes in environmental due diligence services for acquisitions and financing of commercial real estate and related consulting services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“CTO Labs is a technology advisory firm specialising in technology due diligence, AI due diligence, cybersecurity and IT due diligence for private equity, venture and corporate…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew York, IL, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Since 1998, Velocity Consulting, Inc.(“Velocity”) has provided a full range of real estate due diligence services including Phase I ESAs, Property Condition Assessments…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Tech DNA Is a global leader in technology due diligence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“GTL delivers focused engineering, technical advisory, and project execution services for investors, EPC contractors, and asset owners operating in complex, capital-intensive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCollingwood, CanadaHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“CDC is founded upon the specialist skillset of the Chartered Building Surveyor (MRICS) and was established to deliver Technical Due Diligence and property consultancy services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 421 technical due diligence consultants worldwide

See the full list, filter by size, metro and specialty, and access 655 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Technical due diligence consultants worldwide at a glance

As of Nov 6, 2026
29.6%Verified-email coverage
5.3Average contacts per company
1-10Median size (employees)
5.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
323
11-50
78
51-200
13
201-500
2
1,001-5,000
1

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 technical due diligence consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “technical due diligence consultants” 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 655 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.

Technical due diligence consultants by location

2 lists · largest first

Every Technical due diligence consultants 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 “technical due diligence consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many technical due diligence consultants are there worldwide?

RevenueBase identified 421 company matches for technical due diligence consultants 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?

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

Which country has the most technical due diligence consultants?

The United States leads with 91 companies, followed by the United Kingdom (35). Every technical due diligence consultants list by country and city is linked on this page.

Which city has the most technical due diligence consultants?

London leads with 25 company records, followed by Paris (14) and Sao Paulo (8).

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 655 professional contacts with verified work emails tracked across these 421 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.

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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.