Company lists · Data refreshed September 2026

Top 25 Supply chain auditing companies based in the United States

RevenueBase identified 53 supply chain auditing companies headquartered in the United States as of September 2026 and tracks 895 professional contacts across them, including 255 with verified work emails. New York is the largest hub.

This list covers supply chain auditing companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 18, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 18, 2026 86% judged on-target in blind review
53Companies
895Contacts tracked
255Verified emails
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The 25 largest supply chain auditing companies based in the United States

Ranked by team size
Top 25 of 53 supply chain auditing companies based in the United States, ranked by team size, largest first. Data refreshed Sep 18, 2026. RevenueBase Smart Search rates how each company's information relates to supply chain auditing companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceLewis Center, OH, United StatesHQ checked Sep 18, 202651-200158 contacts →

Strong evidence

“MES builds resilient supply chains that protect manufacturers from global volatility, including tariffs, disruptions, shortages, and the unexpected pressures that threaten…”

Source: RevenueBase Database · checked Sep 18, 2026
2Strong evidenceNew York, NY, United StatesHQ checked Sep 18, 202651-20089 contacts →

Strong evidence

“NCB is an independent, not-for-profit organization dedicated to safeguarding life and cargo through safer, smarter supply chains.”

Source: RevenueBase Database · checked Sep 18, 2026
3Partial evidenceDayton, OH, United StatesHQ checked Sep 18, 202611-5080 contacts →

Partial evidence

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Source: RevenueBase Database · checked Sep 18, 2026
4Strong evidenceBoulder, United StatesHQ checked Sep 18, 202651-20062 contacts →

Strong evidence

“in3corp is a key global provider of supply chain audit, royalty verification programs, cost recovery, avoidance and mitigation; expertly finding transaction errors and…”

Source: RevenueBase Database · checked Sep 18, 2026
5Partial evidenceSanta Maria, CA, United StatesHQ checked Sep 18, 202651-20056 contacts →

Partial evidence

“Overview: Headquartered in Santa Maria, CA, Primus Auditing Ops provides the fresh produce industry with specialized services related to the safe production and handling of…”

Source: RevenueBase Database · checked Sep 18, 2026
6Indirect evidenceSan Diego, CA, United StatesHQ checked Sep 18, 202611-5034 contacts →

Indirect evidence

“International Compliance Group is a privately-held US-based organization focused on social compliance.”

Source: RevenueBase Database · checked Sep 18, 2026
7Indirect evidenceLenexa, KS, United StatesHQ checked Sep 18, 202651-20026 contacts →

Indirect evidence

“Monarch Inventory Services specializes in providing warehouses, distribution centers, and manufacturing facilities with inventory audits that are more excellent, efficient, and…”

Source: RevenueBase Database · checked Sep 18, 2026
8Strong evidencePortland, OR, United StatesHQ checked Sep 18, 202611-5025 contacts →

Strong evidence

“The Provenance Chain™ Network delivers supply chain transparency as a service.”

Source: RevenueBase Database · checked Sep 18, 2026
9Indirect evidenceDallas, TX, United StatesHQ checked Sep 18, 2026501-1,00024 contacts →

Indirect evidence

“Transparency-One is a complete platform helping global businesses meet consumer demand for safe, sustainable, and responsibly sourced products.”

Source: RevenueBase Database · checked Sep 18, 2026
10Indirect evidenceConcord, MA, United StatesHQ checked Sep 18, 202611-5020 contacts →

Indirect evidence

“Since 1986, the Vendor Control Service, Inc.”

Source: RevenueBase Database · checked Sep 18, 2026
11Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 18, 202611-5020 contacts →

Strong evidence

“We help billion-dollar, multi-country companies like Coca-Cola, Accenture, and James Hardie create visibility into compliance risks in their supply chains and provide the data…”

Source: RevenueBase Database · checked Sep 18, 2026
12Indirect evidenceAlexandria, VA, United StatesHQ checked Sep 18, 202611-5018 contacts →

Indirect evidence

“EarthClaims LLC provides private, third-party verification services to clients worldwide.”

Source: RevenueBase Database · checked Sep 18, 2026
13Strong evidenceBozeman, MT, United StatesHQ checked Sep 18, 202611-5014 contacts →

Strong evidence

“mesur.io helps enterprises identify supply chain risks before they happen.”

Source: RevenueBase Database · checked Sep 18, 2026
14Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 18, 202611-5013 contacts →

Indirect evidence

“Insite is committed to upholding the fundamental principles of human and workplace rights worldwide, and to playing a pivotal role in the advancement of social compliance.”

Source: RevenueBase Database · checked Sep 18, 2026
15Strong evidenceNew York, United StatesHQ checked Sep 18, 202611-5011 contacts →

Strong evidence

“Carboledger is a supply-chain compliance platform helping manufacturers, traders, and brands simplify sustainability certifications.”

Source: RevenueBase Database · checked Sep 18, 2026
16Indirect evidenceThe Woodlands, TX, United StatesHQ checked Sep 18, 202611-5010 contacts →

Indirect evidence

“We are an ACCREDITED/AUTHORIZED third party audit service provider for SQF, ISO*, SEMS, IPCMS (Infection Prevention & Control), McDonald's SQMS, and SASISOPA Management Systems.”

Source: RevenueBase Database · checked Sep 18, 2026
17Indirect evidenceIrving, TX, United StatesHQ checked Sep 18, 202611-508 contacts →

Indirect evidence

“Quality challenges keeping you up at night?”

Source: RevenueBase Database · checked Sep 18, 2026
18Strong evidenceEugene, OR, United StatesHQ checked Sep 18, 202651-2008 contacts →

Strong evidence

“In today's complex global market, supply chain integrity is paramount.”

Source: RevenueBase Database · checked Sep 18, 2026
19Indirect evidenceWalnut Creek, CA, United StatesHQ checked Sep 18, 202651-2008 contacts →

Indirect evidence

“Strategic Solutions, Inc.”

Source: RevenueBase Database · checked Sep 18, 2026
20Partial evidenceNew York, NY, United StatesHQ checked Sep 18, 20261-106 contacts →

Partial evidence

“Elm AI improves efficiency on supplier due diligence by performing reviews against companies’ code of conducts and audit reports in under 3 minutes (including major formats such…”

Source: RevenueBase Database · checked Sep 18, 2026
21Partial evidenceFL, United StatesHQ checked Sep 18, 20261-106 contacts →

Partial evidence

“NexAudit is an auditing company based in Florida, US.”

Source: RevenueBase Database · checked Sep 18, 2026
22Strong evidenceScottsdale, AZ, United StatesHQ checked Sep 18, 20261-106 contacts →

Strong evidence

“SafetyNetCon.com Simplifies online auditing for contractors/suppliers at a low cost.”

Source: RevenueBase Database · checked Sep 18, 2026
23Indirect evidenceFairfield, NJ, United StatesHQ checked Sep 18, 20261-105 contacts →

Indirect evidence

“THE KENT GROUP Associates Inc.”

Source: RevenueBase Database · checked Sep 18, 2026
24Indirect evidenceNovelty, OH, United StatesHQ checked Sep 18, 20261-103 contacts →

Indirect evidence

“Integrous Compliance Services provides independent, quality compliance audits for the relocation industry.”

Source: RevenueBase Database · checked Sep 18, 2026
25Strong evidenceIndianapolis, United StatesHQ checked Sep 18, 20261-102 contacts →

Strong evidence

“Serves as the complete supply chain solution for clients.”

Source: RevenueBase Database · checked Sep 18, 2026

Showing 25 of 53 supply chain auditing companies based in the United States

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Supply chain auditing companies based in the United States at a glance

As of Sep 18, 2026
28.5%Verified-email coverage
16.9Average contacts per company
11-50Median size (employees)
7.5%Largest-city concentration · New York
Sep 18, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
17
51-200
10
201-500
3
501-1,000
1
1,001-5,000
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 53 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among supply chain auditing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “supply chain auditing companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names supply chain auditing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among supply chain auditing companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 255 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 18, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names supply chain auditing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many supply chain auditing companies are there based in the United States?

RevenueBase identified 53 supply chain auditing companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Mes, INC, headquartered in Lewis Center, tops this list with the largest team on record.

Which city has the most supply chain auditing companies?

New York leads with 4 headquartered companies, followed by Dallas (2) and San Francisco (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 255 verified decision-maker contacts tracked across these 53 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 18, 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 Smart Search, 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.