Looking for top performance testing companies in USA? On the off chance that software needs to be useful for use, it needs to finish different arrangements of the QA assessments. After every QA stages of testing, the application goes for bug fixing. In the wake of understanding the mistakes, the product is rerun through the tests. This procedure proceeds until the application runs easily and without bug.

With the expanding number of performance testing firms in the USA, it turns out to be difficult to assess and choose the perfect organization. To assist you with having the best performance testing services or solutions for your business, DataWider has curated this list of performance testing companies after broad research dependent on their client reviews, quality, loyalty, flexibility and capacity.

List of 10 Most Promising Best Performance Testing Companies USA

  • ScienceSoft
  • Cigniti
  • Indium Software
  • A1qa
  • QA Mentor
  • ThinkSys
  • Testlio
  • QualityLogic
  • ImpactQA


ScienceSoft is a leading software testing and QA services vendor headquartered in McKinney, US. ScienceSoft is an ISO 13485-certified company with a mature testing process compliant with ISO 9001:2015 and respect to test artifacts required by IEEE 829-2008. The company’s professional team, which includes ISTQB-certified test engineers, is proficient in testing functional and non-functional (performance, usability, compatibility, security) aspects of software for 10+ industries.


  • Top 50 Software Testing Companies by The Manifest.
  • Top Software Testing Companies to Work with in 2020 by Kualitatem.
  • Top US Software Testing Companies 2020 by Readdive.
  • Top Test Automation Companies 2019 by Viral Rang.

Experts In: QA outsourcing, managed testing, test automation, QA consulting, quality assessment.

Cigniti Technologies Limited

Cigniti Technologies Limited, Global Leaders in Independent Software Testing Services, is headquartered at Hyderabad, India. Cigniti’s team of 2,100+ professionals is spread across US, UK, India, Australia, & Canada. Cigniti is the World’s 1st Independent Software Testing Services Company to be appraised at CMMI-SVC v1.3, Maturity Level 5 & is also ISO 9001:2015 & ISO 27001:2013 certified. Cigniti’s test offerings include Quality Engineering, Advisory & Transformation, Digital Assurance, & Quality Assurance solutions.

Over the last decade, Cigniti has helped Enterprises & ISVs build quality software while improving time-to-market & reducing cost of quality. Cigniti has translated its R&D into BlueSwan, the next generation & proprietary test platform that comprises of 5 elements – Verita, Velocita, Cesta, Praxia & Prudentia that complement the existing QA & QE tools of enterprises. Cigniti has India’s first of its kind Robotics Test Lab, a Mobile Cloud Test Lab with HP & Experitest, a Cloud-enabled Performance Test Lab, & an IoT & Smart Meter Lab.

Experts In: Software Testing, Quality Assurance, Quality Engineering, Microsoft Gold certified Partner, Advisory & Transformation, Next Generation Testing, Mobile Testing, Security Testing, Agile Testing, DevOps QA, and Test Automation

Indium Software

Indium Software is a technology solutions company committed to delivering exceptional, customer-centric solutions across Big Data Engineering & Analytics, Product Development and Independent QA.

Independent Software Testing/QA – Offer end to end software testing services that include Test Automation, Performance Testing, Compatibility Testing, Security Testing for enterprise applications across multiple domains, fostered by IP-led innovation.

Big Data Engineering – Setup & configure big data platforms, build data warehouse, data lake and BI platforms. Enable migration from on-prem to cloud (AWS, Google Cloud, Microsoft Azure ) to optimize total cost of ownership (TCO).

Data Analytics – Analytics from data visualization & dashboards to AI & ML based Advanced analytics such as text, image and voice.

Product Development – offer full stack Java development and UI/UX using node JS and react JS. Low code development expertise in Mendix and Alpha Software. Also, we have experience building ICO platforms and writing smart contracts in Solidity.

We operate through our registered offices in California & New Jersey in the US, Singapore and Kuala Lumpur, Malaysia. Our Global Delivery Centers are located in Chennai & Bengaluru in India.

Indium has strong solutions competency in Banking, Technology, Healthcare, Lifesciences, Retail, Education and Gaming industries.

Experts In: Test Automation, Performance Testing, Compatibility Testing, Cloud Testing, Big Data Engineering, Predictive Analytics, Descriptive Analytics, Deep Learning, Machine Learning, API Testing, Text Analytics, Mendix Development, Data Warehousing, Image & Video Analytics, Blockchain Development, Alpha Software Development, Software Testing Services, Data Analytics Solutions, Big Data Consulting, and Product Development Company

Spec India

SPEC INDIA is an ISO/IEC 27001:2013 company with 30+ years of established experience. We specialize in Custom Software Development, Web & Mobile Apps Development, BI & Analytics Solutions, Automation & Security Testing, Legacy Software Migration, Product Engineering, and IoT Solutions.

SPEC INDIA has a team of 300+ Consultants, who are committed to delivering Quality Solutions to Global Customers. Our Extended Development Centers and Innovative Onshore/Offshore Models help us service Fortune 500 companies, SME’s and Startups globally.

In our 30 years journey, we have acquired Domain Expertise across Industry Verticals like Retail & FMCG, Sales & Distribution, Manufacturing, Healthcare, Shipping & Logistic, Energy & Utilities, and Real Estate. SPEC’s Vibrant team understands the Global Culture and our Customer-First Approach ensures utmost customer satisfaction.

Experts In: Custom Software Development,Enterprise Mobility Solutions,Business Intelligence & Predictive Analytics ,Web & Mobile Application Development,DevOps and Cloud Services,Legacy Application Migration,QA & Security Testing,Salesforce Development,AI & Machine Learning Solutions,UI/UX services,IoT Solution


A1qa is an independent Software Testing and Quality Assurance company. Headquartered in Lakewood, Colorado, a1qa has its locations across the globe.

With over 700 QA professionals on board and over 16 years of experience in providing services across a range of verticals, a1qa has built up a reputation for quality and reliability.

a1qa helps clients globally assure high quality of the software they develop to achieve their business goals and open up new markets.

The company runs 10 in-house Centers of Excellence that focus on assuring quality of software in specific verticals: Telco, Banking & Finance, eHealth, eCommerce, etc.

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 274 certified QA Professionals in 8 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 382 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.


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.


Testlio is the leader in managed app testing. With robust client services, a global network of expert testers, and a comprehensive software platform, we provide a suite of burstable, flexible, and on-demand testing solutions: end-to-end, usability, localization, functional, payments, and more. When apps must perform brilliantly, Testlio helps ensure world-class customer experiences. In any location. On any device. In any language.


QualityLogic delivers full spectrum QA products and services to technology companies in rapidly evolving markets, or where transformative technologies are changing the world. QualityLogic is a highly respected provider of test products and QA test and engineering services. The Company provides a flexible menu of services that scale to meet customers’ evolving needs. QualityLogic’s customers include technology companies around the world in a wide range of industries.

  • Companies of all sizes, in multiple markets look to QualityLogic to ensure the quality of their software applications, from media and entertainment to healthcare.
  • The Smart Energy market relies on QualityLogic for interoperability test tools and services.
  • The Imaging markets (Printer, Software and 3D Printing) rely on QualityLogic test solutions to validate their products’ performance, conformance to industry standards, and interoperability.

Experts In: Software Testing, Software QA, Mobile App Testing, Web Testing, eCommerce Testing, Streaming Media, Print System Testing, API testing, Fax over IP Testing, Smart Grid testing, Agile QA, QA Test Tools, Functionality Testing, Performance Testing, Interoperability Testing, 3D printer testing, and Quality Assurance


ImpactQA is a leading QA Consultant and Software Testing company (ISO 9001:2008 and ISO 27001 certified and a Nasscom member). Headquartered in New York, and having operations in New Delhi, Munich, Dallas and London.  We have a diverse client base of 250+ satisfied customers, ranging from nurturing startups to Fortune 500 companies.

With almost a decade of experience, we have successfully expanded our business across different testing domains, namely Automation testing, Performance testing, Mobile app testing, Cloud testing, IoT testing, Security testing, DevOps testing and AI testing. Highly professional QA engineers using smart tools, global delivery methodology and customer-centric approach is what makes us the first preference of our clients.

We are recognized partners with some really cool product companies that bring state of the art technology right at the doorsteps. Be it code analysis or performance monitoring, ImpactQA has got it all covered. 

Automation Testing

ImpactQA is a leader in providing comprehensive automation testing services backed by a large pool of test automation experts and a decade of experience in executing test automation activities for global clients. We offers dedicated software test automation solution using industry-leading best practices and Automated Software Quality (ASQ) tools. We have been successfully helping clientele get past the automation challenge with our planned test automation services.

Awards & Recognition: 

  • Top 20 Software Testing Services in 2019 by Softwaretestinghelp
  • Awarded with the Silicon India Startup of the Year in 2014


Thus we have discussed the top performance test service provider companies in that are available in the market.

Data Wider

DataWider is website on AI, Big Data & Analytics, Blockchain & Software Testing and its edited by Arshad Cini.

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