Company lists · Data refreshed November 2026

Top 25 Financial investigation services worldwide

RevenueBase identified 898 company matches for financial investigation services worldwide as of November 2026 and tracks 4,186 professional contacts across them, including 908 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for financial investigation services 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 financial investigation services 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
898Companies
4,186Contacts tracked
908Verified emails
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The 25 largest financial investigation services worldwide

Ranked by team size
Top 25 of 898 company matches for financial investigation services 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 matchCebu, PhilippinesHQ recorded Nov 6, 202651-200122 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrisbane Cbd, AustraliaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“With a history dating back to 1979, Risk & Security Management is Australia’s leading provider of mercantile and investigation services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchConcord, CA, United StatesHQ recorded Nov 6, 202651-20073 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMonaca, PA, United StatesHQ recorded Nov 6, 2026201-50073 contacts →

Exact match

“CSI is a full-service investigative firm that delivers key facts to give our clients an actionable advantage in a wide range of situations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSherman Oaks, CA, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Forensic accounting, economic damages, valuation and fraud expert witnesses for commercial and personal injury litigation matters and marital dissolution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMontréal-nord, CanadaHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“SIRCO offers efficient investigative methods to counter: Theft, Fraud, Collusion with Suppliers, Drug Trafficking, Threats, Trademarks Piracy, Labour Disputes, Harassment…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDurban, South AfricaHQ recorded Nov 6, 202611-5052 contacts →

Exact match

“Justicia Investigations provides a range of professional investigative services including: Forensic investigations | Facts and truth discovery and verification (credential…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTustin, CA, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Established in 1987, RJN Investigations, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTemecula, CA, United StatesHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Hodson P.I.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchUnited StatesHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“For decades, PRM has provided government and industry clients with financial expertise, consulting, staffing and related asset forfeiture support services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5041 contacts →

Exact match

“We are a financial and economic consulting firm that exists to restore integrity to the financial system through forensic data analytics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMiami, NY, United StatesHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Yip Associates, founded by Maria M.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMississauga, ON, CanadaHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Aberdeen Investigation Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCheadle Hulme, United KingdomHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“RGI Solutions - Solving the Toughest Cases with Precision and Expertise Welcome to RGI Solutions, the leading independent investigations company in the UK!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLeeds, United KingdomHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Forths Forensic Accountants is one UK's leading Forensic Accountancy specialists serving the requirements of Solicitors, Insurance Companies, Private Businesses and Individuals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPhoenix, IL, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Subrosa is a full-service private investigative firm, providing customized services ranging from thorough background checks, to undercover surveillance, to corporate due diligence…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIrvine, GA, United StatesHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“HSNO is now part of J.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLivonia, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“We are exclusively devoted to helping clients with Forensic Accounting Services by highly skilled professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBlackburn North, AustraliaHQ recorded Nov 6, 202651-20023 contacts →

Exact match

“At Oracle Investigation Services, our aptitude is one of expertise, integrity and pursuit of the truth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAurora, IL, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“SDC CPA, LLC was founded in January 2001 for the express purpose of meeting the growing need for investigation and forensic accounting by claim adjusters & attorneys.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMadrid, SpainHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Detectys está formada por 50 despachos profesionales y 250 colaboradores.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTours, FranceHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Détecnet, expert en investigations, exerce son activité depuis dans le respect de l’éthique et du code déontologique de la profession.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGreenville, NC, United StatesHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Chances are, this isn't the first time you are considering the services of a private investigator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPortland, OR, United StatesHQ recorded Nov 6, 20261-1017 contacts →

Exact match

“Headquartered in Portland, Oregon and founded in 2020, American Fiduciary Services provides fiduciary, forensic accounting, insolvency, litigation, and anti-fraud business support…”

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

Showing 25 of 898 financial investigation services worldwide

See the full list, filter by size, metro and specialty, and access 908 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Financial investigation services worldwide at a glance

As of Nov 6, 2026
21.7%Verified-email coverage
4.7Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
660
11-50
185
51-200
44
201-500
3
501-1,000
1
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 financial investigation services are linked below.
What qualifies
Company records worldwide whose business descriptions match “financial investigation services” 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 908 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.

Financial investigation services by location

4 lists · largest first

Every Financial investigation services 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 investigation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many financial investigation services are there worldwide?

RevenueBase identified 898 company matches for financial investigation services 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?

Comprehensive Credit Services Incorporated tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most financial investigation services?

The United States leads with 400 companies, followed by the United Kingdom (54) and Australia (26). Every financial investigation services list by country and city is linked on this page.

Which city has the most financial investigation services?

London leads with 21 company records, followed by New York (13) and Houston (9).

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 908 professional contacts with verified work emails tracked across these 898 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.