Top 50 QA & Test Automation Agencies in the USA (2026)

#26Belitsoft

Florida·Mid-Size·22+ yrs·Score: 96

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Software development and QA firm providing automated testing solutions for desktop, mobile, web, and API-based systems worldwide.

#27Beta Breakers

California·Small Team·33+ yrs·Score: 96

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Software testing company providing comprehensive QA services including test automation, compatibility testing, and quality assurance.

#28KiwiQA

Massachusetts·Small Team·14+ yrs·Score: 96

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QA testing firm providing end-to-end automation services with adaptable engagement approaches and industry-wide expertise.

#29Microexcel

Massachusetts·Small Team·16+ yrs·Score: 96

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QA and software testing company providing automation, performance, and functional testing with focus on quality engineering excellence.

#30NeoSOFT

California·Large Team·30+ yrs·Score: 96

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IT solutions company providing comprehensive QA and test automation services with global delivery model and industry expertise.

#31PixelCrayons

California·Mid-Size·22+ yrs·Score: 96

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Award-winning digital consulting firm providing comprehensive QA automation services for enterprises, ISVs, and digital agencies.

#32QA Mentor

New York·Mid-Size·16+ yrs·Score: 96

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Full-service QA company providing comprehensive testing services including automation, mobile, and performance testing for diverse industries.

#33QA TestLab

Texas·Mid-Size·21+ yrs·Score: 96

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Independent testing company providing comprehensive QA services including test automation, mobile testing, and security testing.

#34QA Wolf

California·Small Team·7+ yrs·Score: 96

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QA automation service providing fast test creation and maintenance using Playwright framework with in-house experience for SaaS tools.

#35QualityLogic Testing

Washington·Boutique·15+ yrs·Score: 96

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Software testing company providing test automation, functional testing, and quality assurance with focus on technical excellence.

#36QualityWorks

Georgia·Small Team·23+ yrs·Score: 96

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Quality assurance company providing test automation, mobile testing, and comprehensive QA services with industry expertise.

#37Rainforest QA

California·Small Team·14+ yrs·Score: 96

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QA testing platform combining no-code test automation with crowdsourced testing for rapid quality assurance and continuous testing.

#38Telliant

Illinois·Small Team·8+ yrs·Score: 96

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QA testing company incorporating quality assurance into Agile pipelines with domain expertise in healthcare, fintech, and SaaS.

#39TestCo

Texas·Small Team·18+ yrs·Score: 96

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Independent software testing company providing comprehensive QA automation, functional testing, and quality engineering services.

#40TestFort

California·Mid-Size·25+ yrs·Score: 96

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QA and test automation company with 250+ specialists delivering AI-enhanced testing solutions and full-scale quality assurance.

#41XBOSoft

Colorado·Small Team·24+ yrs·Score: 96

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Software testing company specializing in functional usability testing for healthcare startups and digital health platforms with regulatory focus.

#42tapQA

Minnesota·Small Team·16+ yrs·Score: 96

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QA consulting firm focused on test automation and DevOps, providing staff augmentation and specialized testing for diverse industries.

#43BugRaptors

Texas·Small Team·11+ yrs·Score: 93

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Independent QA company providing comprehensive testing services from functional to specialized automation for global enterprises.

#44Appsierra

California·Mid-Size·12+ yrs·Score: 91

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Software testing and development company combining QA methodologies with full-stack expertise for comprehensive technology partnerships.

#45Jalasoft

Colorado·Small Team·19+ yrs·Score: 91

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Software testing company providing functional QA, automated testing, and performance testing with strong integration capabilities.

#46Mindful QA

California·Small Team·11+ yrs·Score: 91

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US-based QA company offering flexible, on-demand testing services including automation and manual testing without long-term contracts.

#47Mojo Trek

Oregon·Boutique·14+ yrs·Score: 91

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Software testing company specializing in app testing, QA automation, and performance testing with competitive pricing and quality focus.

#48OnPath Testing

Colorado·Small Team·17+ yrs·Score: 91

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QA and software testing company specializing in automation, manual, and performance testing with streamlined SDLC integration.

#49QACraft

Illinois·Boutique·10+ yrs·Score: 91

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Dynamic QA company specializing in test automation and quality assurance using advanced tools for efficient bug-free product delivery.

#50hikeQA

Georgia·Boutique·11+ yrs·Score: 91

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Independent QA agency specializing in quality assurance and software testing services across various sectors with modern methodologies.