Company lists · Data refreshed November 2026

Top 18 Document examination services based in the United States

RevenueBase identified 54 company matches for document examination services associated with the United States as of November 2026 and tracks 419 professional contacts across them, including 223 with verified work emails. Carlsbad is the largest hub.

This list covers company matches for document examination services associated with the United States, 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.

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
54Companies
419Contacts tracked
223Verified emails
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The 18 largest document examination services based in the United States

Ranked by team size
Top 18 of 54 company matches for document examination services based in the United States, 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 matchArlington, CA, United StatesHQ recorded Nov 6, 2026201-500243 contacts →

Exact match

“A national portfolio of premier forensic services companies, Aperture uses proven science and accepted industry standards to deliver accurate and efficient expert analysis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“Novus Law is a global legal services firm that finds The Story of 'what happened' in all types and sizes of disputes and investigations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCollinsville, MS, United StatesHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Your #1 source for- Forensic Evidence Training - Forensic Consulting Services - Backlog Reduction / Elimination - Multi-level Competency Testing for Latent Print Examiners -…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRedwood City, CA, United StatesHQ recorded Nov 6, 202611-506 contacts →

Exact match

“A pioneer in the business, the Drivers License Guide Company is the leading provider of trusted ID and drivers license verification products for domestic and international…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSpokane, WA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Investigating electronic evidence in criminal law proceedings is our specialty.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSpring, TX, United StatesHQ recorded Nov 6, 202611-505 contacts →

Exact match

“We are committed to protecting the truth while delivering airtight forensic findings and expert reports built to withstand rigorous legal scrutiny.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchStrongsville, OH, United StatesHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Sems & Associates Limited provides companies and government agencies with the full spectrum of technological analysis and investigative services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHartford, CT, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“A company of visual and sonic forensic experts and technicians.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNiagara Falls, NY, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Our Vision Our vision is "to be America's leading provider of corporate, insurance and legal investigative solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrewster, MA, United StatesHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Applied Forensics is a state of the art forensic laboratory with offices in New York, Boston, Washington DC, Connecticut, and Charlotte, North Carolina.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBrooklyn, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Forensic examination and provenance research for authentication of artworks, documents and artifacts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCamarillo, CA, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202611-501 contacts →

Exact match

“Since entering the computer forensics field in 2003, we have discovered key evidence for numerous litigated cases.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRichmond Hill, GA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“We are Forensic Document Examiners with a scientific-based approach to document examination.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRoaring Spring, PA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Lesnevich & Detwiler is often retained (both nationally and internationally) by law firms, government agencies, insurance companies, banking institutions and other private…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTrumbull, CT, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Pixel Analysis, LLC provide Forensic Video and Audio Analysis and Expert Testimony for Police, Prosecution & Defense, Investigators, and Private Security firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Rocketdocs LLC offers a variety of specialized documentation services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchYork, SC, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Our mission is to provide accurate, professional and ethical services as an examiner, educator, expert or consultant to the legal, forensic and law enforcement communities around…”

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

Showing 18 of 54 document examination services based in the United States

See the full list, filter by size, metro and specialty, and access 223 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Document examination services based in the United States at a glance

As of Nov 6, 2026
53.2%Verified-email coverage
7.8Average contacts per company
1-10Median size (employees)
3.7%Largest-city concentration · Carlsbad
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
39
11-50
9
51-200
4
201-500
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 54 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “document examination 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 223 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.

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 “document examination services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many document examination services are there based in the United States?

RevenueBase identified 54 company matches for document examination services associated with the United States 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?

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

Which city has the most document examination services?

Carlsbad leads with 2 company records, followed by Chicago (2) and Collinsville (2).

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 223 professional contacts with verified work emails tracked across these 54 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.