Home Software testing 10 Top Software Testing Companies in the US You Need to Know!

10 Top Software Testing Companies in the US You Need to Know!

by Mack G
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Top 10 Software testing Companies

If a software application fails to meet the expectations of its users, it can lead to adverse effects in the long term. According to Statista , the global software testing market was valued at $17 billion in 2017, and is expected to reach $26 billion by 2023.

With an increasing demand for software testing services, there has been a rise in number of specialized testing companies that offer these services. We have compiled a list of top Software Testing Companies in the U.S that are making waves in this industry.

These companies specialize in different types of software testing services such as functional testing, usability testing, beta testing, security testing etc. The scope of this article is not limited to only large corporations but also covers small and medium-sized businesses as well as independent consultants who have carved out a niche for themselves by offering specialized services or solutions.

List of Top 10 Software Testing Companies in USA

List & Comparison of the Top Software Testing Companies in the USA. Select the Best QA Vendor and  Consultants For Your QA Services From Our Selected Top Companies from Different Parts Of the United States.

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Enlisted below are some of the most popular QA Vendors and Consultants from the USA.

  • Indium Software
  • Mindful QA
  • QualityLogic
  • Global App Testing
  • QA Mentor, Inc.
  • BugRaptors
  • ScienceSoft
  • ImpactQA
  • QA Wolf
  • QASource

Indium Software

Indium Software is a leading provider of Digital Engineering solutions with deep expertise in Application Engineering, Cloud Engineering, Data and Analytics, DevOps, Digital Assurance and Gaming. Indium’s key differentiators are its specialization in Low Code Development, Ai-driven Text Analytics and Partnerships with tech companies such as Mendix, AWS, Denodo and Striim.

Indium has a global presence with key focus in the US, UK, APAC and India with around 2000+ associates and clients ranging from leading ISVs to large enterprises.

Industry advocates namely Forbes, Dun & Bradstreet, Clutch have recognized us as a Trusted Digital Engineering partner for Innovative Startups & Visionary Enterprises. At Indium, we believe in continuous learning from the world around us that helps us perform better and stay ahead in the game. We practice an open work culture, where every Indiumite is encouraged to share knowledge, learn, and grow.

Mindful QA

Core Services: Manual Testing, Automated Testing, Performance Testing, API Testing, iOS & Android Mobile App Testing, Software Testing, Website Testing, QA Recruitment, User Experience, QA Process Optimization, and Agile Consulting for businesses of all sizes.

Prominent Clients: Google, BMW, Mott’s, Zillow, H&R Block, Discovery, Microsoft, Taco Bell, Volkswagen, Mission Minded, and many more.

Verdict: Ethical QA company with reliable Agile QA testers available quickly, whether you need 20 hours or full-time. A flexible process with testers that can join your standups, Jira, and Slack as desired. Founded by a QA professional with 10+ years of experience, named “Top 50 Tech Visionary of 2019.”


QualityLogic is a software testing company based in Boise, Idaho with additional offices in California and Oklahoma. Founded in 1986, the team of 68 specializes in application testing. They work primarily with enterprise and midmarket clients in the arts, entertainment and music industries.

Core Services: Mobile & web application testing, Automation Testing, API Testing, Big Data Analytics & Telemetry.

Prominent Clients: Cisco, At&t, Verizon Wireless HP, HighTail, openADR, eHarmony, Hawaiian Electric, Adobe.

Verdict: Offers flexible service model, On-shore support & Ongoing ROI.

Global App Testing

Global App Testing is an On-Demand crowdtesting solution that enables tech teams to test in over 150 countries with 60,000+ professional testers using real devices and environments.

Focusing on autonomous testing augmented with humans, Global App Testing’s blend of people and technology offers a scalable solution, working with QA teams across the world to extend their testing coverage. Hundreds of leading brands rely on Global App Testing’s impact-first approach to quality, allowing Agile and DevOps teams to release faster and more often. Our solution combines the best of automation with intelligent crowdsourcing to deliver fast, accurate, actionable test results – effortlessly

QA Mentor, Inc

QA Mentor, Inc. is a software testing company based in New York. It has more than 175 employees and was founded in 2010. The team specializes in application testing services.

QA Mentor is multi-awards winning a CMMI Level 3 SVC + SSD v1.3 appraised, ISO 27001:2013, ISO 9001:2015 and ISO 20000-1 certified leading software testing company headquartered in New York. With 312 global QA resources in 6 different countries offering more than 30 QA Testing Services and covering all time zones, QA Mentor is a global leader in Software Quality Assurance and Testing space.

Serving 427 clients from Fortune 500 to start ups in 28 countries, QA Mentor supports applications in 9 different industries. With unique products propositions from a crowdsourcing platform with a pool of 12,000 crowdsourced testers to a test management platform, unique and economical services offerings and QA education from e-learning and corporate training, QA Mentor continues its growth, expansion and footprint around the globe.


BugRaptors is a software testing company based in Mohali, India with an office in California. Founded in 2016, the team of 31 specializes in application testing. They work primarily with small business clients in the gaming and real estate industries.


BugRaptors provided application testing for a location intelligence company. The team conducts daily tests for 1-2 hours on a minimum of 15 devices.

“Their kindness and reactive customer service set them apart.”


  • It supports more than 100 physical mobile devices.
  • It has experience of testing more than 252 websites and more than 500 mobile apps.
  • BugRaptors ensure a 30% reduction in time to market your products.


ScienceSoft is a software testing and QA consulting company with 33 years of experience. ScienceSoft offers testing throughout all SDLC stages, as well as during software maintenance and evolution, conducts software quality audits, and helps companies establish effective QA strategies.

ScienceSoft USA Corporation is listed among The Americas’ Fastest-Growing Companies in 2022 by the Financial Times.

The company’s testing team comprises ISTQB-certified test engineers who ensure zero defect leakage into production.

ScienceSoft’s Features:

  • 730+ successful testing projects.
  • High-quality testing services and customer data security ensured by ISO 9001, ISO 27001, and ISTQB certifications.
  • 80% of test engineers have 10+ years of experience.
  • Up to 40% of testing costs reduction due to optimal test coverage, reasonable test automation, reusable testing frameworks and tools, and more.
  • Testing transparency is ensured by a comprehensive set of test artifacts, including a test strategy and a test plan, reports on identified defects with clear defect descriptions, reports on the fulfillment of KPIs, testing summary reports, etc.


ImpactQA is an independent software testing and QA consulting company in New York. The company provides full-cycle QA automated testing services engineered for Application Testing, Security Testing, SAP Testing, Continuous Testing, Performance Engineering, DevOps Testing, and more. They primarily serve SMEs and Fortune 500 companies in the IT, e-commerce, health care, and BFSI industries.  


ImpactQA provides functional, automation, and usability testing for a food brand’s web and mobile apps. They ensure that the solutions are compatible with the main browsers and test them with real users.

“They allocated good project and client managers who understood what we wanted.”

QA Wolf

QA Wolf is a VC-backed startup that separates itself from other outsourced firms by doing two things drastically differently: (1) they get engineering teams to 80% end-to-end coverage within 3 months and (2) they charge a flat rate based on the size of your team and not hourly or per test created.


  • 80% end-to-end test coverage: QA Wolf gets engineering teams to 80% end-to-end automated test coverage within 12-16 weeks. This is done by the QA Wolf team writing and maintaining your tests so your developers are freed up to build new features.
  • Unlimited tests and test runs: A partnership with QA Wolf includes full and unlimited access to their QA Wolf platform. This includes unlimited tests and test runs as well as access for all of your team members.
  • 100% parallelization: All QA Wolf tests run in 100% parallel. This means you’ll have test results in under 5 minutes regardless of the number of tests you are running.
  • No vendor lock-in: The QA Wolf platform is open source and built on top of Microsoft’s Playwright – this means there’s zero vendor lock-in. You own all of the code they create and can export it at any time.
  • Full web application testing: If it can be accessed via the web, it can be tested by QA Wolf. This includes APIs, Integrations, iFrames, Emails, SMS, Salesforce, Multi-tab, Chrome Extensions, Auth0/Magic Links, Drag & Drop, and much more.


QASource is a software testing company based in Pleasanton, Calif., with offices in India and Mexico. Founded in 2002, the team of 257 specializes in application testing. They work primarily with midmarket clients in the healthcare and financial industries.


QASource provides outsourced QA resources, testing builds during the in-house iteration process. They first worked on an enterprise messaging application and now the web-based position data access application.

“We’re very pleased with our relationship with them.”


Testing is an essential part of any software development process as it helps eliminate bugs and errors. There are numerous software testing companies across the globe that offer specialized services. The article provides a list of top software testing companies in the U.S that are making waves in this industry by offering state-of-the-art testing services and using cutting-edge technologies.

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