Company lists · Data verified August 2026

Top 25 Automotive quality software companies based in the United States

Name: Automotive quality software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 191 companies tracked

There are 191 automotive quality software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 7,720 professional contacts across them, including 1,787 with verified work emails and 2,545 with mobile numbers. Irvine is the largest hub.

This list covers automotive quality software 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. Data current as of August 28, 2026.

191Companies

7,720Contacts tracked

1,787Verified emails

2,545Mobile numbers

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The 25 largest automotive quality software companies based in the United States

Ranked by team size

Top 25 of 191 automotive quality software companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Stratosphere Quality	Fishers, IN	1,001-5,000	1,560	395
2	Qasource	Pleasanton, CA	1,001-5,000	904	37
3	Vayan Group, LLC	Groveport, OH	1,001-5,000	475	85
4	Sonatus	Sunnyvale, CA	201-500	270	149
5	Parasoft	Monrovia, CA	201-500	221	98
6	Apple Autos	Shakopee, MN	501-1,000	168	83
7	Cariad, INC	Mountain View, CA	201-500	157	93
8	Innova Electronics Corp	Irvine, CA	51-200	156	41
9	Kiwiqa Services	Buffalo, NY	51-200	108	28
10	Iqs, Inc. A Cority Company	Jiangyin	201-500	100	6
11	Aisin Technical Center Of America, INC	Northville, MI	51-200	93	47
12	Bolt On Technology Automotive	Tampa, FL	51-200	90	43
13	Swat Solutions, INC	St. Louis Park	51-200	82	3
14	Atser Systems, INC	Houston, TX	51-200	81	28
15	Cmx1 Compliancemetrix	San Diego, CA	51-200	78	7
16	SEMBI	Austin, TX	201-500	76	45
17	Datamyte	Plymouth, MN	51-200	73	40
18	Rapita Systems	Novi, MI	51-200	63	52
19	ZT Automotive	Houston, TX	201-500	62	7
20	AIP Gmbh & Co. KG	Kentwood, MI	201-500	57	30
21	Dimensional Control Systems	Troy, MI	51-200	54	25
22	Assurx	Reno, NV	51-200	44	36
23	Bauer Controls	Plymouth, MI	11-50	44	32
24	High QA	Hazlet, NJ	11-50	41	27
25	Qameta Software	Fairfax, VA	11-50	34	12

Showing 25 of 191 automotive quality software companies based in the United States

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Automotive quality software companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

IrvineLargest hub · 6 HQs

2,545Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Automotive quality software companies by metro

Metro	Companies
Automotive quality software companies in Irvine	6
Automotive quality software companies in San Francisco	6
Automotive quality software companies in Houston	4
Automotive quality software companies in San Diego	4
Automotive quality software companies in Austin	4
Automotive quality software companies in Troy	4
Automotive quality software companies in Plymouth	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “automotive quality software companies”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 6 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many automotive quality software companies are there based in the United States?

There are 191 automotive quality software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Stratosphere Quality, headquartered in Fishers, tops this list with the largest team on record.

Which city has the most automotive quality software companies?

Irvine leads with 6 headquartered companies, followed by San Francisco (6) and Houston (4).

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 1,787 verified decision-maker contacts tracked across these 191 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.