Are you looking for an Top Performance testing companies in USA to help improve your IT application quality?

Here is a list of the top performance testing companies is included in this article along with their features and pricing.

Comparison of the Most Popular Performance Testing Service Providers: Our List of the Top Performance Testing Companies in 2021 (Ranked based on the Popularity)

Listed below are some of the top companies providing performance testing services.

Top Performance Testing Companies (2021 Rankings)

  • Indium Software
  • ScienceSoft        
  • Mindful QA
  • QA Mentor
  • iBeta
  • Thinksys
  • A1QA
  • Cybage
  • Tech Mahindra
  • QAlified

Indium Software

Indium Software: Providing customer-centric high-quality technology solutions that deliver business value.

Indium is a global leader in Performance testing services with over Two decades of experience. They offer load and performance testing services to check the performance of your next-gen applications, databases, networks, and website servers. A process-oriented approach with a client-first attitude has kept Indium ahead of its competitors.

Indium Software’s performance testing services cover stress testing, spike, and synchronization testing, performance tuning and diagnostics, performance benchmarking, and more.

Best for Global enterprises, SMEs, and product companies looking to ensure their software is stable, swift, and scalable.

Headquarters: Cupertino, CA
Founded: 1999
Company size: 1100+

Core Services: Cloud-based performance testing, load testing, endurance testing, agile performance testing, stress testing, scalability testing, spike testing, volume testing, soak and reliability testing, etc.

Service Packages: Get a Quote for pricing details.


Founded in 1989, ScienceSoft is a US-headquartered provider of IT consulting services and custom software development. Among our customers are Walmart, IBM, Nestle, eBay and NASA JPL, as well as many other large and midsize organizations located internationally.

• 700 in-house IT experts and a partnership network of 700 more technology professionals located internationally

• ISO 9001 and IEC 62304 compliant processes

• 31 years in IT business

We are a go-to vendor for custom and platform-based development in the areas of CRM, Data Analysis, Collaboration & Knowledge Management and Information Security.

Testing and Performance testing services are broadly represented in our portfolio as well as 24/7 support for IT infrastructure and applications. ScienceSoft is a trusted partner of IBM, Microsoft, Magento, ServiceNow and Oracle. Our business achievements are recognized by prestigious statuses, including 2018 Global Leader awarded by Clutch and Recommended Custom Software Provider awarded by Forrester.

Mindful QA

Mindful QA: Friendly and experienced QA testers located in America. Hourly pricing with no high minimums or long-term contracts required.

Testers can join your Jira/Slack/Standups or work independently.

Best for: Companies of all sizes looking for flexible, experienced American QA testers.

Founded: 2018
No. of Employees: 50-200
Prominent Clients: Google, Microsoft, H&R Block, Intel, Volkswagen, Intuit, Clorox, Hidden Valley, Discovery, Taco Bell, Zillow, Pearson, Mediware, AutoCAD, Hasbro

Core Services: Automated Testing, Manual Testing, Performance Testing, API Testing, User Experience, Agile Consulting, Mobile Testing, Website Testing, Software Testing, QA Recruitment Services

Service cost/ packages: Straightforward hourly pricing, with no high hourly minimums required. Contact for hourly rates.

QA Mentor

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.

Awards & Recognition: –

Winner in Most prestigious Category – Leading Vendor Award by European Software Testing Awards

– 10 Pure Mobile Testing Services Providers by Gartner – 10 Best Performing Testing Solution Providers by Insight Success Magazine

– 10 Best QA and Testing Solution Providers by Mirror Review Magazine – 10 Top Automation Testing Solution Providers

– by CIO Applications Magazine – 10 Top QA Testing Companies by Technology Widgets Magazine – Company of The Year by The Technology HeadLines Magazine

– Best Software Quality Assurance Provider – USA by Global 100 Awards – Best Testing Services Provider North East USA & Excellence Award for Audit Services by TMT News Magazine

– 20 Most Promising QA/Testing Providers by SiliconIndia magazine – Most Outstanding Quality Assurance Providers

– Best Quality Assurance Testing provider in US -by TMT-News – 25 Best QA Companies by Enterprise Outlook Magazine

– 20 Most Promising Testing Companies by CEO Magazine – Brand of the Year Award by SiliconIndia Magazine

– 25 Most Promising QA Vendors Award by Outsource Gazette – 20 Promising QA Testing Providers from CIO Review Magazine Award


iBeta Quality Assurance provides software testing services to the world’s most trusted brands. It has customers ranging from small start-ups to Fortune 500 companies. It performs all the testing work in its fully equipped 40,000 sq. ft.

iBeta provides seamless integration to your methodologies and processes. It provides a dedicated project manager and test team members to every client. It maintains full transparency from the contract phase to the project completion.

Company Size: 51-200 employees
Company Yearly Revenue: $5 to $10 M
Headquarters: Colorado, USA
Core Services provided by the company: Load & Performance Testing, Mobile Testing, Website Testing, Automated Testing, Overall Quality Assurance, etc.

Major Clients: Hasbro, Ricoh, Express, Quiznos, Pitney Bowes, Gold’s Gym, Jawbone, Irisguard, DaVita, Sandia National Laboratories, US Department of Homeland Security, etc.

Verdict: iBeta provides flexible, secure, and cost-effective customized solutions. It can provide the services for any website, mobile device, or application. There will not be any compulsion of long-term contracts. You will get a dedicated team for your project.


ThinkSys, an award-winning technology company, is a leading provider of Software Development, QA and ITservices. Based in Sunnyvale, CA and offices in NOIDA, India. ThinkSys serves clients worldwide.

We have been recognized among the fastest growing private companies in the US (Inc5000 2016), the “Most Exciting”​ companies in Asia(Red Herring Asia 100) & the “Best Emerging Software Company in Delhi NCR (India) “​.

ThinkSys delivers a wide variety of comprehensive end-to-end services that combine power, functionality, and reliability with flexibility, agility, and usability. Our broad portfolio of service offerings includes software development, user interface design, and architecture planning, as well as quality assurance, implementation, deployment, maintenance, and documentation support.

Through the efficient execution of these services, we can create robust, cutting-edge custom technology applications that most effectively address the unique business needs of our customers.

At ThinkSys, we strive to achieve 100% customer satisfaction and pride ourselves on our ability to produce solutions of unparalleled depth and quality. Our software solutions are designed and built by talented developers who possess decades of relevant experience, using proven development processes and methodologies.

Additionally, our services are delivered by a team of highly skilled and motivated consulting professionals who are committed to helping our customers optimize performance and productivity, realize immediate value, and achieve rapid return on investment. That’s why leading organizations around the globe have relied on ThinkSys for their most mission-critical software projects.


A1QA is a technology-oriented company and delivers service to global and private companies.

The company is headquartered in Lakewood, CO. A1QA aims to provide distinctive, lasting and substantial improvements to its client’s business. They believe that their employees are their biggest strength in improving their client’s business.

Company size: 60
Headquarter: Lakewood, CO
Company yearly revenue: $2M

Core services provided by the company:

  • Consulting
  • Web Application Testing
  • Test Automation
  • Mobile Application Testing
  • Pre-Certification Testing

Major clients: Genysis, AdidascrocemtExpedia

Verdict: Company provides service to global organizations and private companies. The company is suitable for small and medium scale business. A1QA give you many reasons to choose them as the service partners like cost-saving, a package of SQA services, expertise in multiple domains and the most important adjustment to the client’s time zone.

Company websiteA1QA


Cybage is an outsourced product company, which is focused on modern technologies. It provides testing, consulting and product engineering as outsourced services.

Solutions of Cybage are modern technology-based and this helps them to deliver better values to their clients. Services of Cybage spreads in all the domain like IT services, CRM, E-commerce, offshore, etc. It aims to provide a service beyond the industry values.

Company size: 5700 employees
Headquarter: Pune, India
Company yearly revenue: $4M

Core services provided by the company:

  • Architectural services
  • Product engineering
  • Testing and QA
  • Digital services
  • Support services

Major clients: Microsoft partnerSalesforceServiceNowHigh jump, etc.

Verdict: Cybage best suits for enterprise customers as it offers Enterprise Performance Testing Service. Cybage provides solutions to its clients with a wide range of technologies.

Company websiteCybage

Tech Mahindra

Tech Mahindra is headquartered in Mumbai and was launched in 1986.

It offers innovative and customer-oriented technology services. Tech Mahindra aims to rise among the global leaders while encouraging development. The company provides service solutions and business solutions. Tech Mahindra provides services on different platforms.

Company size: 113,550 employees
Company yearly revenue: US$4.77 billion
Headquarter: India

Core services provided by the company:

  • ADMS Java & Open Source
  • Consulting
  • Customer experience
  • Banking, Financial Services, and Insurance.
  • Communication

Major clients: KPN, ABS-CBN, PT Hutchison 3 Indonesia (H3I), Vodafone Hutchison Australia etc.

Verdict: The company best suits for enterprise customers. Tech Mahindra enterprise of the future helps you to achieve the best solution for the business.


QAlified is a software testing and quality assurance company specialized in solving quality problems by reducing risks, maximizing efficiency, and strengthening organizations.

An independent partner to evaluate software quality with experience in different technologies for any type of software. With more than 600 projects in Banking, Financial Services, Government (Public sector), Healthcare, Information Technology.

Best for Companies of all sizes looking for flexible, experienced, and certified QA testers.
Founded in: 1992
Employees: 50 – 200
Clients: Loog Guitars, SoyDelivery, TuTasa, Agesic, ANCAP, ANDA, MGAP, and more.
Core Services: Application Testing, Performance Testing, Test Automation, Security Testing, Usability Testing, Accessibility Testing, Consulting, and Workshops.


  • Performance Testing United authors.
  • Experts in Apache JMeter.