Company lists · Data refreshed November 2026

Top 19 Supplier audit services based in the United States

RevenueBase identified 65 company matches for supplier audit services associated with the United States as of November 2026 and tracks 1,666 professional contacts across them, including 347 with verified work emails. New York is the largest hub.

This list covers company matches for supplier audit 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 5, 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 5, 2026 How this list was built
65Companies
1,666Contacts tracked
347Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 19 largest supplier audit services based in the United States

Ranked by team size
Top 19 of 65 company matches for supplier audit services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchMchenry, IL, United StatesHQ recorded Nov 5, 2026501-1,000219 contacts →

Exact match

“Pro QC International provides tailored quality solutions with a human touch in 100 countries.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchFrankfort, IN, United StatesHQ recorded Nov 5, 202611-5093 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchDayton, OH, United StatesHQ recorded Nov 5, 202611-5076 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchHendersonville, TN, United StatesHQ recorded Nov 5, 2026201-50067 contacts →

Exact match

“QLS is a third-party quality assurance liaison that works directly with suppliers and manufacturers throughout North America across a broad range of industries including…”

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

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchBowling Green, KY, United StatesHQ recorded Nov 5, 202651-20041 contacts →

Exact match

“Cross Check Quality Inspection has over 11 years of experience delivering resources to assist manufacturers/ companies reach their highest standards in product quality.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Nov 5, 202611-5036 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchJenison, MI, United StatesHQ recorded Nov 5, 202651-20028 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchConcord, MA, United StatesHQ recorded Nov 5, 202611-5026 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Nov 5, 202611-5013 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Nov 5, 20261-1011 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchIrving, TX, United StatesHQ recorded Nov 5, 202611-509 contacts →

Exact match

“Quality challenges keeping you up at night?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 5, 202611-509 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchEugene, OR, United StatesHQ recorded Nov 5, 202651-2008 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchScottsdale, AZ, United StatesHQ recorded Nov 5, 20261-106 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchWood Dale, IL, United StatesHQ recorded Nov 5, 202611-503 contacts →

Exact match

“Choice Technology is a fully integrated business to business enterprise focused on uniting customers with the highest quality and most innovative manufacturers worldwide.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchPhoenix, AZ, United StatesHQ recorded Nov 5, 202651-2002 contacts →

Exact match

“Westbay will source, negotiate, oversee quality, & manage shipping for any business big or small.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchUsa, United StatesHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Consulting, inspection, and audit services for businesses needing preparation, implementation, and/or maintenance of their certification and continuous improvement plans.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchLos Angeles, CA, United StatesHQ recorded Nov 5, 202611-501 contacts →

Exact match

“Qualicore as a trusted organization, offers a complete range of Quality Management System consulting, FMEA, 5S implementation and inspection services for manufacturers that assure…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 19 of 65 supplier audit services based in the United States

See the full list, filter by size, metro and specialty, and access 347 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Supplier audit services based in the United States at a glance

As of Nov 5, 2026
20.8%Verified-email coverage
25.6Average contacts per company
11-50Median size (employees)
6.2%Largest-city concentration · New York
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
19
51-200
10
201-500
9
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 65 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 “supplier audit 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 347 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 5, 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 “supplier audit services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many supplier audit services are there based in the United States?

RevenueBase identified 65 company matches for supplier audit 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?

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

Which city has the most supplier audit services?

New York leads with 4 company records, followed by San Diego (4) and Los Angeles (3).

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 347 professional contacts with verified work emails tracked across these 65 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 65 supplier audit services based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.