Top Software Testing Companies in the USA

Performance Lab is a provider of premier load and performance testing services for enterprises in all industries. We deliver expected value to our clients by focusing on robust methodology, tools, and experienced engineers. We excel in bottleneck localization and craft performance optimization guidelines.  With over 13 years of experience in providing performance testing solutions worldwide, Performance Lab has built up a reputation for reliability. Our technology stack includes: Boomq.io (link is external)&nbs ... learn more about Performance Lab

Passion fuels perfection. It’s a fierce, relentless quest to get it right. And when there’s no room for error, there’s QualityLogic, America’s most trusted, full spectrum QA provider. We’re on-shore, on-demand, on-the-numbers QA support for clients spanning the globe and sweeping the spectrum of industry — including media & entertainment, retail & e-commerce, imaging, smart energy, virtual reality, and more. Our proven proficiencies drive exemplary new standards while accelerating world-changing ... learn more about QualityLogic

ImpactQA is the global independent software testing & QA consulting company. 10 years of excellence. Delivering unmatched services & digital transformation to SMEs & Fortune 500 companies. Headquartered in New York and having operations in India, London, Dallas, Munich and Germany. The in-house team has an international reputation for delivering cost-effective, insightful and customer-centric approach to a vast array of 250+ clients.  Software Testing Services: They deliver quality engineerin ... learn more about ImpactQA

Since 2015, QAwerk has been providing comprehensive software testing and QA team extension services to startups, medium-sized businesses, and well-established brands. By assuring impeccable software quality, we help companies grow faster: a case in point is Unfold, a brand that gained global recognition and was later acquired by Squarespace. Our QA engineers are highly experienced in manual and automated testing of web platforms, mobile and desktop apps, SaaS systems, and games. So far, we have contributed to improving over 300 projects, transl ... learn more about QAwerk

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 q ... learn more about a1qa

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 pr ... learn more about QA Mentor

SPEC INDIA is an ISO/IEC 27001:2013 company with 30+ years of established experience. We specialize in Custom Software Development, Web & Mobile App 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 Sta ... learn more about SPEC INDIA

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. ... learn more about Testlio

For 8 years on the market, we've delivered more than 200 projects in industries like FinTech, PropTech, Construction, Healthcare, Retail, and Media. We've been working with some clients for more than 5 years and always aim for long-term relationships. You come to us when you need well-selected expert engineers to supplement your team or create a high-quality mobile/web app from scratch. We secured our infrastructure and gained in-house cybersecurity expertise so that your users' data and code stay safe. ➡️   ... learn more about Relevant Software

Our passionate, user-oriented designers have an iron grip of the tools we use to build exceptional digital experiences. We believe web development should never be boring. It should never be weak. We never forget that your business goals drive everything. That’s why our beautiful web and mobile designs blend your brand objectives into intuitive and impactful products every step of the way. Every project we take on is highly customized. We don’t do out-of-the-box solutions because we know that every project is unique. Your appli ... learn more about Powercode

With a talented team of 200+ software engineers, project managers, and designers, we excel in delivering end-to-end tailored solutions empowered with the latest tools, technology stack, and methods. At AllianceTek, we don’t just design and develop your project. Rather, we audit and engineer the entire project development process. We work with you to strategize and find the best solutions specific to your requirements while regularly taking feedback throughout the process. Our clients do not have to worry about culture gaps or communica ... learn more about AllianceTek

We provide CTOs, VPs, and Directors of software engineering premium staff augmentation services and can help in the following ways: Fast, Easy Recruiting & Onboarding gets devs on your team in 2 - 3 weeks without subjecting your team to lengthy screening and interviewing distractions Premium, Team-Based Talent. We've helped top Bay Area companies for 15 years and have experience across a wide variety of industries and tech stacks We Work When You Work by having developers in all 3 US timezones View the various r ... learn more about Admios

Zymr is a full-stack cloud software development company headquartered in Silicon Valley. Combining agile development practices and cutting-edge open source technologies, we deliver fit-for-purpose software that scales with our customers’ business needs. Founded by industry veterans with decades of technology experience, we are proficient in accelerating cloud application development.   With integrated Cloud, Cybersecurity, DevOps, etc. competencies, Zymr operates as a one-stop technology partner for enter ... learn more about Zymr, Inc.

Packetlabs is an IT consulting firm specializing in expert penetration testing. We offer a number of services including infrastructure penetration testing, web & mobile application testing, social engineering, red team exercises, source-code reviews and exploit development. Our clients are in a number of industries including: government, technology, media, retail, healthcare and financial. Our slogan, "Ready for more than a VA scan?"​ illustrates our commitment to the industry to provide only expert-level penetration testing. Ou ... learn more about Packetlabs

LambdaTest is a scalable cloud-based cross browser testing platform designed to offer all website or web app testing need to cloud infrastructure. LambdaTest platform helps you to ensure your web app elements (such as JavaScript, CSS, HTLM5, Video...etc.) render seamlessly across every desktop and mobile web browser with support of manual, visual, and automated testing. With LambdaTest, you can access up to 2000+ combinations of desktop and mobile browsers on the cloud. We also offer a Selenium grid which supports 32 test automation framewor ... learn more about LambdaTest

KiwiQA Services is an Australia based quality focused & knowledge-centric firm. KiwiQA Services, offers a wide range of testing solutions and services across industry domains, with a primary focus on risk management and implementable solutions. KiwiQA is dedicated to “Quality” to provide world-class testing services for several years. ​ We have strong expertise in delivering cost-effective, value-added testing services to our clients worldwide. KiwiQA has over 100 person-years of experience in providing Testing service ... learn more about KiwiQA Services

DeviQA is one of the global leaders in Quality Assurance and the Testing market for over 10 years. We are the finalist of the Software Testing Award in the nomination "Best Test Automation Project – Functional.". Twelve judges choose a few finalists among hundreds of participants around the globe. Our offerings include QA process design and setup, responsibility for the quality of your project, automated testing for Web / mobile / API, end-to-end testing, user acceptance testing, functional UI automation, automated performanc ... learn more about DeviQA

Aalpha Information Systems is the global pioneer in providing IT consulting and bespoke software development solutions. We provide custom development solutions across Software Development, Mobile Phone Application Development, Responsive Web Design and Web App Development Services. ... learn more about Aalpha Information Systems India Pvt. Ltd.

SimbirSoft was founded in 2001 to create world class software products and services for our clients. We develop custom software, mobile applications, complex web services, desktop applications, client server systems, and provide quality assurance services. Our team of experienced software engineers, quality assurance engineers, and project managers solve complex business tasks for a variety of industries. Maintains high industry standards and invests heavily in the innovation of people, tools, products and approaches. We analyze and apply cutti ... learn more about SimbirSoft

Abstracta is a leading, pure-play and independent software testing services company founded in 2008 with offices in California, the UK and Latin America. We offer testing consultancy services centered on building custom, dedicated testing teams. Our teams have the added value of being able to leverage all of Abstracta’s collective expertise from years of partnering with clients ranging from startups to enterprise level companies in a wide array of industries including healthcare, technology, and e-commerce. The Abstracta ad ... learn more about Abstracta

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. ... learn more about QAlified

We at CodeBright believe in improving the world using technology. We work with startups, small/large companies as well as non-profit organizations to bring Minimal Viable Products (MVPs) to the market, improve/streamline/automate business processes, raise efficiency/productivity, reduce costs and more. The award winning team is capable of handling a wide variaty of complex software development projects that involve integration with other systems (CRMs, ERPs), analysis of large masses of data ... learn more about CodeBright

Redwerk provides full-cycle development from the initial concept to a live solution. Since 2005, we establish and service fully managed dedicated software development teams and deliver custom software development projects for our customers worldwide.  We create, maintain, and support software products with extensive business logic. Over 170 businesses from 22 countries have chosen us as their technology partner. ... learn more about Redwerk

Mobile: We provide end-to-end mobile design and development services globally. From award-winning B2C native applications to robust cross-platform enterprise-grade mobile solutions, Algoworks innovates applications with latest tech trends. Feel free to have a quick discussion with our architects to find out best app development strategy and tools for your app development. We are based in Sunnyvale, CA, Noida, India and Toronto, Canada. Algoworks is a technology company providing end-to-end product development services globally. ... learn more about Algoworks

Aryavrat Infotech Inc. is one of the reputed IT Solutions companies in US with a prime focus in the field of Software Development Services. We have an experienced, innovative and dynamic team of experts with a focus to provide software development outsourcing and offshore software services for individuals, small- and medium-sized businesses and corporate clients. Our other strengths include enterprise application development and web application development services. We are also a major Android & iOS app development company in US and can hel ... learn more about Aryavrat Infotech Inc.

BugRaptors is a certified software testing company with extensive experience as a third-party testing vendor & effectively proven as a Global Leader in Software Testing and QA services in India and globally. We provide for web and mobile applications in different domains. We provide web and mobile testing solutions, Game testing services, Security testing, ERP testing, Agile, and DevOps testing, automation testing services, Cloud testing, Big data testing, Regression testing, Installation testing, Usabi ... learn more about Bugraptors

XB Software is full-cycle software development with solid experience in custom web and mobile app development. We have a strong and dedicated team of 150+ IT professionals engaged in web & mobile app development, business analysis, and quality assurance. Our expertise is proven by over 200 successfully completed projects throughout the globe and a lot of satisfied clients in the USA, Canada, UK, and EU countries. We are proud to have produced a powerful UI widgets library Webix which allows the creation of cutting-edge HTML5-based w ... learn more about XB Software

NEX Softsys is a technological partner for global enterprises and startups, with the mission of empowering industries through excellence through integrated IT solutions. Since 2009, we have provided innovative software and data-based solutions to many companies, attending various countries, including the USA, Australia, Asia, Africa and Europe. Our extensive services and expertise in developing software solutions for multiple verticals make us the most preferred technical service firm. We provide services in various technologies like Java, . ... learn more about Nexsoftsys

Since 2003, A3logics has gained a reputation of delivering quality services by delivering time critical solutions and continuously evolving through innovative delivery methods. We have a dedicated team of high-quality professionals who constantly work with diverse industrial players in varied sectors like biometrics, education, banking, media monitoring, retail, shipping, logistics etc. ... learn more about A3logics

Vyshnavi Information Technologies India Private Limited (VIT) is a global Information Technology Company established in the year 2001 with headquarters in Bangalore, having development centers in Bangalore, Pune, US and Canada. Our range of services includes Design, Development and Testing of software components for Product Companies, turn-key Software Solutions for Retail, e-Governance, Utility, Facilities, and Mining Industries. VIT is also a product Microsoft Certified Gold Partner and Oracle Gold Partner. ... learn more about Vyshnavi Information Technologies (India) Pvt. Ltd

AwsQuality is a Salesforce CRM practice solutions and implementation provider having highly skilled and competent salesforce certified developers. We’ve worked with customers from various industries as their trusted partners assisting them with architecture, design, development and managing wide range of solutions on Salesforce.com, Salesforce1, Force.com, ERP and many projects like integration of Salesforce to other third party systems. We help ISV’s with our expert guidance on publishing an App on AppExchange. Since 2014 we&rsq ... learn more about AwsQuality

The company’s mission is to help global organizations overcome technology challenges of Digital Transformation with the focus on new and emerging technologies, which we believe should make a positive impact on each area of our lives, making it simpler, smarter, and opening new promising horizons. Delivering innovative technical solutions to overcome obstacles experienced at the tactical, operational, and strategic levels. Develop trusted relationships with our clients by providing dedicated and relevant technical experties.   ... learn more about DigiPrima Technologies Pvt. Ltd.

SynergyTop is a global software solutions provider that delivers innovation and technology services. We offer our expertise in the areas of Mobile, Product and Application Design and Development, Web Services, Digital Marketing and Quality Analysis. We, at SynergyTop are passionate about technology. This, coupled with our fast-paced execution ability enables us to provide asymmetric advantages to our customers; as well as faster time-to-market. We deliver end-to-end software and technology solutions that enhance productivity and customer sat ... learn more about SynergyTop

Altoros Labs is a professional software services provider specializing in delivering fully managed solutions based on NoSQL databases, solid technology stack: Microsoft .NET, Ruby on Rails, NodeJS, Angular, Bootstrap, ReactJS, PWA, JavaScript, Mobile, Cloud, Java, Software development.  Also, the company provides web and mobile development services in addition to managed IT support, staff augmentation, and application testing.   ... learn more about Altoros Labs

The highest priority of Design and Test Lab ☆☆☆☆☆  is Mature Mobile Reliability Standard that is the development of reliable mobile applications.  But we don’t just write code.    We help our clients to build better products by walking step by step along the way and helping to refine the vision and maximize chances for success.    We apply the scientific knowledge in project planning, architecture development, programming and testing in our work.    Our software engineers ... learn more about Design and Test Lab

-DOIT Software is your technology satellite for sustainable growth.  We offer: 1. Development of Custom Mobile Apps & Custom Software Development from scratch. DOIT Software can help you to evolve an idea and create a solution from the concept. 2. IT Staff Augmentation and Recruitment of the best professionals in the industry. DOIT Software helps to extend teams and to create full-cycle Dedicated Development Teams who work remotely as a part of your company.   Check our l ... learn more about DOIT Software

Symphony Solutions is a Dutch-based Cloud Transformation company.  Throughout the 10-year history, we have grown to nearly 600 people in 6 different locations: Netherlands, USA, Belgium, Poland (Krakow and Rzeszow), Ukraine, Macedonia.  The company’s investment in Agile Transformation, supported by LACE and a growing core of SAFe 5.0 certified experts, has led to consultancy for their biggest clients as well as those in communities they serve.  Symphony Solutions maintains its advanc ... learn more about Symphony Solutions

Mercury Development offers unparalleled expertise in all aspects of digital and mobile transformation, from strategy and ideation to development and delivery. Our services include Full Stack Development, UX/UI, Testing, Quality Assurance, Business Analysis, Staff Augmentation, and Consulting. We develop for every major mobile platform as well as emerging platforms and web/database projects. From Startup organizations to Fortune 100 companies, our extensive platform expertise makes us the ideal candidate for multi-platform, cross-platform dev ... learn more about Mercury Development

Shine Infosoft is knowledge led, passion-driven next-generation IT company. We have very sharp teams implementing technology(Xamarin App Development, Native app development, Web App development, Software Development, Digital Marketing) services and solutions to global businesses. Technology is our life and we take our profession very personally. Our team is certified, credible, and competent and comes with global exposure. Our Vision: To consistently lead technology innovation and provide software services and solutions to the glob ... learn more about Shine Infosoft

We are custom web and mobile app development company which help entrepreneurs, business owners and investors to launch their market disruptive ideas to streamline their verticals using technology solutions.  ... learn more about GOTESO

MobMaxime is an established Web and Mobile Application Development Company delivering Xamarin Mobile Application Development & Enterprise Mobility Services of any complexity to clients worldwide. We’ve been in the IT business for over 9+ years now and have a strong team of 50+ skilled IT experts. Our customers are companies of all sizes from start-ups to large enterprises who realise that they need professional Internet Solutions to generate revenue streams and establish strong communication channels with their clients. ... learn more about MobMaxime

Capital Numbers is a D&B accredited, ISO 9001 & 27001 certified global solutions provider with 600+ in-house, full-time experts. Our clients include Reuters, Conde Nast, University of Colorado, Credit Sesame, Grey Digital, along with hundreds of Small Businesses, Silicon Valley Founders, and Agencies worldwide. YOU CAN TRUST CAPITAL NUMBERS! We work with all significant technology stacks, including front-end and backend.  WHAT WE DO ➊ Custom Software Development: Our development team can help you throughout ... learn more about Capital Numbers

We’ve worked with 300+ startups, small to medium-sized enterprises and top brands from 15+ different countries. We've been empowering them with our digital intelligence and expertise over the past 10 years. We have successfully delivered 1000+ Swift and Agile web and mobile apps spread among 12+ industries. We deliver the right business outcomes 4X faster than our competitors and help our clients monetize more effectively by producing state of the art, high performance, and cos ... learn more about Dedicated Developers

Terasol Technologies is a world class web and mobile app development company that believes in delivering only the best IT Software Solutions. With our provider base established in 2014, in India, Terasol has quickly spread its wings to open its partner offices in New York, Melbourne, Dubai, London and Singapore Terasol Technologies takes pride in developing efficient, innovative and captivating mobile apps & websites. Our dynamic team of creative strategists and tech-hungry enthusiasts, work hard to create bespoke mobility solutions ... learn more about Terasol Technologies

Established in 2004, OM Software is a web development firm specializing in eBusiness optimization solutions for companies across the globe. OM Software offers a complete range of web-based application services including strategic consulting, prototype development, site architecture planning, creative graphic design and photo imagery, eCommerce solutions, content management systems, content migration services, lead generation tools, advanced programming capabilities, multimedia production, SEO and site globalization services. ... learn more about OM SOFTWARE PVT LTD

The NineHertz is a mobile application development, web development & web design company established in 2008. Since its beginning The NineHertz has been delivering the best suited solutions at a competitive cost across the world. We have a team of 50+ full-time professionals, including project managers, developers (mobile app, web design, development) & QA experts. The NineHertz has produced superlative results for the clients in past 8+ years and also earned ISO 9001:2008 certification. The NineHertz aims to deliver the best suite ... learn more about The NineHertz

A fast-growing I.T. firm, proficient in android app development, Designing, iOS app development,  digital marketing, AI, VR and IOT, committed towards delivering a user centric solutions for your enterprise! Also we are one of the Top 10 Mobile Application Development Company. Who we are and what we do?  • Mobile and web application development and design company driven towards the development of creative and engaging apps for your enterprise!  • Proficient with android, iOS, gaming, Web development and similar ... learn more about AppSquadz Technologies Private Limited

iCoderz is a full-stack Mobile App Development Company in India, USA. It inaugurated its operations in the year 2011 with a few young and dynamic techno- entrepreneurs with the aim of offering customized services in the area of mobile app development in India. iCoderz Solutions sets itself apart from other Android app development companies by mixing arts with technology to deliver captivating user experience for Android users. In the present day, the company is on the verge of becoming one of the pioneers in the mobile app devel ... learn more about iCoderz Solutions Pvt. Ltd.

Brain Technosys is a LEADING PROVIDER of Custom Software Development in Web, Mobile, Cloud, Startups, and Enterprises. We are a Microsoft Gold Partner, ISO 9001:2008 Certified & NASSCOM Member.  Our Strengths:  # With 15+ years of successful operations # High-quality custom development services # 100+ employees # 500+ worldwide customers # Able to work with client’s timezone # Successful record of 98% happy and satisfied customers.   Our Team: With 100+ Software Professionals / Full-Stack D ... learn more about Brain Technosys Pvt. Ltd.

We are an award-winning IT & Software Outsourcing Company based in India offering end-to-end solutions to Enterprises, ISVs, Digital Agencies, and Startups. Since our establishment in the year 2004, we have serviced 4800+ customers from 38+ countries. We are highly acknowledged among our clients for our agile/DevOps development process, SLA driven approach, and on-time project delivery. We have one of the best client-retention rates (97%+) across the industry. As on date, we are 600+ people company with over 70% CAGR over the past 3 y ... learn more about PixelCrayons