Top 100 Software Testing Companies in the United States
The Best of April 2026Looking for a top software QA company in the United States?
Hiring a software testing company is a necessity to both test and improve the services your company offers, especially in an increasingly digital world.
To assist you in your search for a partner, we’ve compiled this list of the top software testing companies in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best United States Software QA Companies
-
$5,000+50 - 249 employeesSeattle, WARead More
QA Wolf, an application testing company, was launched in 2019. The company provides application testing and has a small team.
Industries
-
151$50,000+250 - 999 employeesAlpharetta, GABased in Alpharetta, Georgia and Tampa, Florida, MDSi, Inc. Is a midsize cloud consulting & SI company. The team offers cloud consulting & SI and Application Testing.Read More
Industries
-
152$10,000+50 - 249 employeesSan Francisco, CAFounded in 2015, Bytex Technologies is a website development firm. Their services include Web Development and Enterprise App Modernization.Read More
Industries
-
153$5,000+2 - 9 employeesSt. Petersburg, FLUltimateQA is an IT staff augmentation company. Established in 2015, the team offers IT staff augmentation and Application Testing.Read More
Industries
-
154$1,000+10 - 49 employeesBluemont, VAAuspex Labs Inc. Is an Application Testing and Compliance Consulting company. The team is based in Bluemont, Virginia, and their services include Application Testing and Compliance Consulting.Read More
-
155Undisclosed250 - 999 employeesSan Francisco, CATestMu AI is an AI Agents company. Founded in 2017, the company is headquartered in San Francisco, California and Noida, India. Their services include AI Agents and Application Testing.Read More
Industries
-
156$10,000+50 - 249 employeesNew Haven, CTSphereGen is a software development company. The team is in New Haven, Connecticut and Pune, India, and their services include Custom Software Development and AR/VR development.Read More
Industries
-
157$50,000+250 - 999 employeesWalnut Creek, CASolvd, Inc. Is an IT staff augmentation company. The midsize team is based in Walnut Creek, California; Chernivtsi, Ukraine; Tandil, Argentina and Kyiv, Ukraine. Their services include IT staff augmentation, Custom Software Development, Web Development, and Application Testing.Read More
Clients
NerdWalletIndustries
-
158$1,000+250 - 999 employeesEmeryville, CABugRaptors is a midsize Application Testing company. The Sahibzada Ajit Singh Nagar, India-based company was launched in 2016. Their services include Application Testing and Cybersecurity.Read More
Clients
FDIIndustries
-
159$10,000+50 - 249 employeesChicago, ILVaival Technologies is an user experience agency. The Chicago, Illinois-based team specializes in UX/UI Design and IT staff augmentation.Read More
Industries
-
160Undisclosed10 - 49 employeesHolly Springs, NCLocated in Holly Springs, North Carolina, Paragon Application Systems is an Application Testing company. They specialize in Application Testing.Read More
-
161Undisclosed2 - 9 employeesPiscataway, NJEstablished in 2015, Tetraforzasoft Inc is an Application Testing company. The firm focuses on Application Testing, and is small.Read More
-
162Undisclosed10 - 49 employeesIndianapolis, INStonemill Consulting LLC is a small Application Testing company in Indianapolis, Indiana. Their services include Application Testing.Read More
-
163Undisclosed10 - 49 employeesAustin, TXTESTCo Inc. Is a small Austin, Texas-based Application Testing company. Their services include Application Testing.Read More
-
164Undisclosed250 - 999 employeesTampa, FLA-LIGN, a Cybersecurity and Application Testing company, was launched in 2009. The company focuses on Cybersecurity and Application Testing, and is midsize.Read More
-
165$25,000+50 - 249 employeesBeverly Hills, CAWeb design company Friflex is located in Beverly Hills, California. Their services include Web Design and UX/UI Design.Read More
Industries
-
166Undisclosed250 - 999 employeesAtlanta, GAKatalon is an Application Testing company. They were established in 2016 and provide Application Testing and API Development.Read More
Industries
-
167Undisclosed50 - 249 employeesAtlanta, GAEstablished in 2016, Kobiton is an Application Testing company. The team offers Application Testing and DevOps Managed Services.Read More
Industries
-
168Undisclosed50 - 249 employeesAtlanta, GANCS Partners is an Application Testing company in Atlanta, Georgia. They focus on Application Testing and Robotics Process Automation and were established in 2011.Read More
-
169Undisclosed10 - 49 employeesFort Wayne, INAdaptek Systems is a small Application Testing company located in Fort Wayne, Indiana. Their services include Application Testing.Read More
-
170Undisclosed10 - 49 employeesBoulder, COTopNotchQA is a small Application Testing company. They focus on Application Testing and were established in 2015.Read More
-
171Undisclosed10 - 49 employeesIndianapolis, INFinch Automation Inc, an Application Testing company, is located in Indianapolis, Indiana and Fort Wayne, Indiana. Their services include Application Testing.Read More
-
172Undisclosed50 - 249 employeesMiami, FLTheTestMart is an Application Testing company. Founded in 2020, the firm is headquartered in Miami, Florida. Their services include Application Testing.Read More
-
173Undisclosed250 - 999 employeesNorwalk, CTToluna is a Market Research and Application Testing company. Their team is in Norwalk, Connecticut. The firm focuses on Market Research and Application Testing.Read More
-
174Undisclosed2 - 9 employeesLas Vegas, NVBased in Las Vegas, Nevada, iProcess LLC is an Application Testing company. They offer Application Testing and were founded in 2014.Read More
Industries
-
175Undisclosed10 - 49 employeesDetroit, MIIntellibee Inc, an Application Testing company, was established in 2010. The team provides Application Testing and is based in Detroit, Michigan and Hyderabad, India.Read More
-
176Undisclosed10 - 49 employeesEagan, MNComputer Solutions LLC is an Application Testing company. They were founded in 2008 and provide Application Testing.Read More
-
177Undisclosed50 - 249 employeesMinneapolis, MNApplication Testing company Parsec Labs was founded in 2017. The team provides Application Testing and is headquartered in Minneapolis, Minnesota.Read More
-
178Undisclosed1,000 - 9,999 employeesAustin, TXTricentis is an Application Testing company headquartered in Austin, Texas and Wien, Austria. They specialize in Application Testing and cloud consulting & SI and were founded in 2007.Read More
Industries
-
179Undisclosed1,000 - 9,999 employeesSan Francisco, CATest IO is an Application Testing company. In San Francisco, California and Berlin, Germany, the agency focuses on Application Testing.Read More
-
180Undisclosed250 - 999 employeesSan Jose, CAPerformance Lab is an Application Testing company launched in 2008. Their team focuses on Application Testing.Read More
Featured provider
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Software Testing Company in United States
Check out a Software Testing Company in United States with the most new reviews in the past 12 months.
Most Reviewed
Software Testing Company
United States
- 11 4 new reviews
- 12 3 new reviews
- 13 3 new reviews
- 14 3 new reviews
- 15 3 new reviews
