Company lists · Data refreshed October 2026

Top 25 Quality control and quality assurance consultancy services based in the United States

RevenueBase identified 847 company matches for quality control and quality assurance consultancy services associated with the United States as of October 2026 and tracks 8,892 professional contacts across them, including 2,096 with verified work emails. Houston is the largest hub.

This list covers company matches for quality control and quality assurance consultancy 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 October 19, 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 Oct 19, 2026 How this list was built
847Companies
8,892Contacts tracked
2,096Verified emails
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The 25 largest quality control and quality assurance consultancy services based in the United States

Ranked by team size
Top 25 of 847 company matches for quality control and quality assurance consultancy services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchMclean, VA, United StatesHQ recorded Oct 19, 2026201-500482 contacts →

Exact match

“Founded in 2005, the vision behind Primary Integration (PI) was to build the most elite mission critical commissioning/data center commissioning and operational risk management…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchIndianapolis, IN, United StatesHQ recorded Oct 19, 2026201-500480 contacts →

Exact match

“We are people-centric Quality, Health, Safety, and Environmental (QHSE) consultants driven to reduce risk, foster sustainable operations, and enhance safety culture to protect…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchIndianapolis, IN, United StatesHQ recorded Oct 19, 2026501-1,000440 contacts →

Exact match

“iLAB specializes in Software Quality Assurance services, providing global solutions to our customers.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchTX, United StatesHQ recorded Oct 19, 2026501-1,000393 contacts →

Exact match

“Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchMchenry, IL, United StatesHQ recorded Oct 19, 2026501-1,000208 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchWestbury, NY, United StatesHQ recorded Oct 19, 202651-200165 contacts →

Exact match

“Quality & Compliance | Regulatory Strategy | Inspection Readiness & Remediation | Data Integrity.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchMiami, FL, United StatesHQ recorded Oct 19, 202651-200149 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchAuburn, IN, United StatesHQ recorded Oct 19, 2026201-500135 contacts →

Exact match

“We're there, so our customers don’t have to be.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 19, 2026201-500127 contacts →

Exact match

“IDFL Institute and Laboratory is the global leader in filled textile quality assurance services.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchMiami, FL, United StatesHQ recorded Oct 19, 2026201-500113 contacts →

Exact match

“Masuu with over 280 Subject Matter Experts (SMEs) and a leadership/scientific advisory team featuring former personnel from health authorities like the USFDA, EMA, MHRA, ANVISA…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchMoon Township, PA, United StatesHQ recorded Oct 19, 202651-200110 contacts →

Exact match

“We are leading experts in materials quality assurance and quality control inspection, construction management and construction inspection, coatings inspection, training and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchGreenville, SC, United StatesHQ recorded Oct 19, 2026501-1,000109 contacts →

Exact match

“Our family-owned company, founded in 1996, has grown continuously.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchTomball, TX, United StatesHQ recorded Oct 19, 202651-200101 contacts →

Exact match

“With offices in Texas, Alaska, and Italy, Hawk specializes in project management and QA/QC services for owners, contractors, developers and engineers.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchCovina, CA, United StatesHQ recorded Oct 19, 202651-20095 contacts →

Exact match

“From Global QA and QC Partners to Full Fledged Digital Transformation Organization, We've got you covered!”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchReston, VA, United StatesHQ recorded Oct 19, 202651-20091 contacts →

Exact match

“Since 1988, TrustedQA’s mission has been to help our customers build and deliver quality software more efficiently, effectively, and securely.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchFrankfort, IN, United StatesHQ recorded Oct 19, 202611-5088 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchSouth Bend, IN, United StatesHQ recorded Oct 19, 202651-20086 contacts →

Exact match

“Sustained Quality has been a trusted partner in quality since 2007, delivering inspection, sorting, rework/repair, engineering, and containment services to the automotive…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchFort Myers, FL, United StatesHQ recorded Oct 19, 2026201-50083 contacts →

Exact match

“Nondestructive Examination (NDE) and QA/QC Inspection Services for the power generation, aerospace, aircraft, bridge and building, fabrication, manufacturing, chemical, food…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchSyracuse, NY, United StatesHQ recorded Oct 19, 202651-20082 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchSt. Louis Park, United StatesHQ recorded Oct 19, 202651-20082 contacts →

Exact match

“SWAT is a leading QA company in the technology industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Oct 19, 202651-20075 contacts →

Exact match

“ITI International is the industry leader in line pipe quality assurance services.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchHawthorne, NY, United StatesHQ recorded Oct 19, 202651-20067 contacts →

Exact match

“A trusted partner to the utility industry for over 15 years, Storti Quality delivers inspection and professional services that support safe, reliable, and compliant operations.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchPleasant Prairie, WI, United StatesHQ recorded Oct 19, 202651-20065 contacts →

Exact match

“Regulatory Compliance Associates Inc.(RCA) is a team of experienced professionals from FDA-regulated industries including pharmaceutical, biologics and medical device.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchGreer, SC, United StatesHQ recorded Oct 19, 2026201-50060 contacts →

Exact match

“ForceOne Solutions is a company dedicated to quality services and high skilled associates.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchCincinnati, OH, United StatesHQ recorded Oct 19, 202651-20059 contacts →

Exact match

“We believe in quality without compromise, and resolve quality issues more efficiently, and accurately, by holding ourselves to a documented, higher standard.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 847 quality control and quality assurance consultancy services based in the United States

See the full list, filter by size, metro and specialty, and access 2,096 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality control and quality assurance consultancy services based in the United States at a glance

As of Oct 19, 2026
23.6%Verified-email coverage
10.5Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Houston
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
622
11-50
148
51-200
54
201-500
15
501-1,000
7
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 847 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 “quality control and quality assurance consultancy 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 2,096 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 October 19, 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 “quality control and quality assurance consultancy services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality control and quality assurance consultancy services are there based in the United States?

RevenueBase identified 847 company matches for quality control and quality assurance consultancy services associated with the United States as of October 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?

Bureau Veritas Primary Integration tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most quality control and quality assurance consultancy services?

Houston leads with 22 company records, followed by San Diego (16) and Los Angeles (14).

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 2,096 professional contacts with verified work emails tracked across these 847 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 October 19, 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.