Top Software Testing Companies in the United States
From Silicon Valley product teams to Austin startups and New York–based enterprises, the United States is a global hub for quality assurance and software testing. U.S. firms bring deep experience in regulated industries (healthcare, fintech, government) and modern practices like shift-left testing, CI/CD-driven automation, and secure-by-design workflows.
On Clutch, you’ll find verified U.S.-based QA partners with detailed client reviews, case studies, and industry certifications. Use filters to narrow by budget, hourly rate, team size, location, and domain expertise. Compare providers on tooling proficiency, device lab coverage, and measurable outcomes such as reduced defect leakage and faster release cycles. Browse these additional directories:
• Global Top Software Testing Companies
• Software Testing Companies in New York
• Software Testing Companies in Dallas
• Software Testing Companies in San Francisco
• U.S. Software Testing Companies for Information Technology
15 Leaders 15 Contenders
1,593 Companies
List of the Top United States QA Testers
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$25,000+$25 - $49 / hr1,000 - 9,999Serves United StatesServices provided
20% AI Development20% Cloud Consulting & SI10% CRM Consulting and SI +5 services10% Custom Software Development10% E-Commerce Development10% ERP Consulting and SI10% Enterprise App Modernization10% Mobile App DevelopmentSee all 87 projectsSimform is a versatile technology company offering comprehensive services, including application testing, software development, and quality assurance. They are noted for their exceptional project management and responsiveness, consistently delivering high-quality results on time. Approximately 100% of the reviews highlight their strong communication and commitment to client success, with impressive flexibility and technical expertise frequently mentioned.
3 of 4 reviews are 5 stars$50,000 – $199,999 avg. project costRead 4 Recent ReviewsReviewed 4 times in the past 6 months
Simform has received positive feedback over the past six months, highlighting their professionalism and responsiveness. Clients appreciate their collaborative project management and ability to deliver quality work within budget. Notably, one client commended Simform for their commitment to understanding project goals and providing a strong technical foundation. However, some reviews indicated a need for improved documentation and more thorough initial requirement gathering. Overall, the sentiment reflects a strong partnership and satisfaction with Simform's services.Was this helpful?
12 of 13 Application Testing reviews are 5 stars$50,000 – $199,999 avg. project costRead 13 ReviewsApplication Testing PROJECT HIGHLIGHT
Development & QA Support for Lifestyle Membership Platform
5.0 — Simform provides ongoing development and QA support for a lifestyle membership platform. The team has helped develop services, automated the client's regression testing, and set up automated class Read moreWas this helpful?
Industry Experience
Simform has received positive feedback across various industries, particularly in Education, Hospitality, Information Technology, and Business Services. Clients appreciate their technical expertise, project management skills, and ability to deliver timely results, with notable successes in mobile and web app development. In Education, they modernized registration platforms, while in Hospitality, they created a health and wellness app. Overall, Simform's strengths lie in their adaptability, effective communication, and a collaborative approach, making them a strong choice for clients in diverse sectors seeking innovative development solutions.
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Utilities eCommerce Logistics & Supply Chain Wellness & Fitness Agriculture Media Consulting Human Resources Other industries Construction Legal Gaming Food & Beverages Other Industry Consumer Products Software Arts, entertainment & music Education Real estate Nonprofit Financial services Fitness Information technology Hospitality & leisure Advertising & marketing IT Services Healthcare Business servicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Simform is recognized for providing good value for money, with clients frequently noting that their pricing aligns well with project budgets. Feedback highlights instances where Simform's cost-effectiveness allowed organizations to achieve significant project goals without overspending. Clients appreciated the transparency in pricing and the absence of hidden costs, contributing to a positive overall perception of value. However, there were occasional concerns about project delays and communication, which impacted perceptions of value in specific instances.Was this helpful?
$5,000+$25 - $49 / hr50 - 249Serves United StatesServices provided
100% Application TestingSee all 32 projectsQualityLogic is a reputable company specializing in Software Quality Assurance and Testing Services, including App Testing and QA Testing. According to client reviews, QualityLogic is praised for their excellent communication and detailed documentation, with approximately 90% of responses highlighting their professional project management and adherence to budget. Clients frequently commend their flexibility and the successful implementation of testing protocols, underscoring QualityLogic's ability to enhance software quality and mitigate risks effectively.
1 of 1 reviews is 5 stars$50,000 – $199,999 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
QualityLogic has received positive feedback for its effective support in achieving ADA accessibility compliance. Clients highlighted the company's strong alignment with their values and good value for cost. They appreciated QualityLogic's ability to clearly communicate both the 'how' and 'why' of compliance, leading to widespread integration of accessibility practices. The team consistently met deadlines and was responsive throughout the process, although some training sessions could have been improved with better scripting.Was this helpful?
Industry Experience
QualityLogic has demonstrated expertise in various industries including government, healthcare, IT, advertising, and education. Client feedback highlights their strengths in ensuring ADA compliance, enhancing software functionality through rigorous testing, and delivering quality assurance for complex applications. Overall sentiment is positive, particularly in government and healthcare sectors, where their responsive communication and thorough testing processes significantly improve compliance and user experience. Organizations seeking robust quality assurance and compliance solutions would benefit from QualityLogic’s proven track record.
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Advertising & marketing Software Other Industry Arts, entertainment & music Consulting Transportation Information technology Legal Healthcare Education Media Financial services IT Services Government Business servicesWas this helpful?
More responsive than most other service providers
Get in TouchQualityLogic is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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$250,000+Undisclosed50 - 249Troy, MI
Services provided
20% Application Testing20% Back Office Outsourcing20% IT Managed Services +2 services20% IT Staff Augmentation20% IT Strategy ConsultingSoftCorp International, Inc. Is a Troy, Michigan-based IT strategy consulting company. They offer IT strategy consulting and IT managed services.
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$5,000+$50 - $99 / hr10 - 49Austin, TX
Services provided
10% Application Testing40% Custom Software Development20% Web Development +2 services15% IT Staff Augmentation15% Mobile App DevelopmentSee all 1 projectsSimpat Tech is a software development company specializing in providing skilled software and data engineering talent to augment internal teams. Reviews highlight their rapid onboarding and efficiency, with 100% of feedback praising the quality and productivity of Simpat's resources, emphasizing their expertise in .NET development and data engineering solutions. The seamless integration into client teams is also frequently commended.
Industry Experience
Simpat Tech demonstrates robust expertise within the Education sector, specifically in K12 and higher education. Clients appreciate their high-quality engineers, particularly for .NET and data engineering projects, noting quick onboarding and effective collaboration. Their impact is evident in improved data management solutions and actionable insights for clients. Overall sentiment reflects strong satisfaction with Simpat's flexibility, efficiency, and resource quality, making them a suitable partner for educational institutions seeking technical support.
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EducationWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently praise Simpat Tech for their cost-effectiveness and the value they provide. One client highlighted the efficiency of Simpat's resources, noting their ability to become productive within weeks, which has significantly enhanced project outcomes. The caliber of their contractors is also commended, with clients appreciating the time saved in the vetting process. Overall, the sentiment reflects a strong belief that Simpat Tech offers competitive pricing relative to the high-quality services and expertise they deliver.Was this helpful?
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$5,000+$150 - $199 / hr2 - 9Fresno, CA
Services provided
15% Application Testing50% Custom Software Development25% Web Development +1 service10% E-Commerce DevelopmentJETS Tech., LLC is a custom software development company. Based in Fresno, California, the firm focuses on Custom Software Development and Web Development.
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UndisclosedUndisclosed250 - 999Westborough, MA
Services provided
10% Application Testing10% AI Development10% BI & Big Data Consulting & SI +7 services10% Blockchain10% Cloud Consulting & SI10% Custom Software Development10% DevOps Managed Services10% Digital Engineering10% ERP Consulting and SI10% Mobile App DevelopmentQuality Matrix is a big data analytics company. In Westborough, Massachusetts and Hyderabad, India, the team focuses on BI & big data consulting & SI and cloud consulting & SI.
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UndisclosedUndisclosed250 - 999Chantilly, VA
Services provided
10% Application Testing10% Application Management & Support10% Cloud Consulting & SI +7 services10% Custom Software Development10% HR Consulting10% HR Outsourcing10% IT Staff Augmentation10% IT Strategy Consulting10% Mobile App Development10% Robotics Process AutomationIT strategy consulting company TechTammina LLC was founded in 2005. In Chantilly, Virginia, the team specializes in IT strategy consulting and cloud consulting & SI.
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$5,000+$100 - $149 / hr50 - 249Dublin, OH
Services provided
50% Application Testing50% CybersecurityIn Joharabad, Pakistan and Dublin, Ohio, Cyber Espial Pvt Ltd is a Cybersecurity and Application Testing company. The team specializes in Cybersecurity and Application Testing.
Read moreSee All Locations (2)Dublin, OH
Dublin Road
Dublin, OH 4301610 - 15
+923027059050
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$1,000+$150 - $199 / hr10 - 49Rock Springs, WY
Services provided
20% Application Testing20% Application Management & Support20% Cybersecurity +2 services20% IT Managed Services20% Web DevelopmentSweetwater Technology Services is a Cybersecurity company. They are located in Rock Springs, Wyoming, and their services include Cybersecurity and IT managed services.
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UndisclosedUndisclosed10 - 49Washington, DC
Services provided
20% Application Testing60% Enterprise App Modernization10% AI Consulting +1 service10% IT Strategy ConsultingIce Tea Group, LLC is a small Enterprise App Modernization company. They provide Enterprise App Modernization and Application Testing and were founded in 1998.
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$1,000+$50 - $99 / hr2 - 9Culver City, CA
Services provided
20% Application Testing30% Cybersecurity30% IT Managed Services +1 service20% Corporate Training & CoachingLocated in Culver City, California, Bright Defense, LLC. Is a Cybersecurity company. Their services include Cybersecurity and IT managed services.
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$5,000+$100 - $149 / hr50 - 249Houston, TX
Services provided
10% Application Testing30% Web Development10% Custom Software Development +5 services10% E-Commerce Development10% Mobile App Development10% Pay Per Click10% Search Engine Optimization10% Social Media MarketingWebsite development firm IT Concepts was established in 2008. The midsize team provides Web Development and Custom Software Development.
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$25,000+Undisclosed10 - 49Philadelphia, PA
Services provided
10% Application Testing20% Business Consulting10% Application Management & Support +6 services10% Blockchain10% Corporate Training & Coaching10% Digital Strategy10% IT Staff Augmentation10% IT Strategy Consulting10% Other Application DevelopmentMFR Consultants, Inc is a small Philadelphia, Pennsylvania-based Business Consulting company. Their services include Business Consulting and Digital Strategy.
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UndisclosedUndisclosed2 - 9Gladstone, MO
Services provided
20% Application Testing20% Application Management & Support20% Custom Software Development +3 services20% IoT Development10% IT Staff Augmentation10% Web DesignBinary Noggin, a software development firm, is based in Gladstone, Missouri. Founded in 2007, the team offers Custom Software Development and Application Management & Support.
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UndisclosedUndisclosed10 - 49Irving, TX
Services provided
50% Application Testing50% Custom Software DevelopmentIn Irving, Texas, Good Automation is a custom software development company and Application Testing company. They specialize in Custom Software Development and Application Testing.
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UndisclosedUndisclosed10 - 49Colorado Springs, CO
Services provided
50% Application Testing50% Robotics Process AutomationSmall Application Testing and Robotics Process Automation company Procurity, is in Colorado Springs, Colorado. Their services include Application Testing and Robotics Process Automation.
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UndisclosedUndisclosed10 - 49Cleveland, OH
Services provided
50% Application Testing50% Environmental ConsultingEstablished in 2012, Emerald Built Environments is an Application Testing and Environmental Consulting company. Their services include Application Testing and Environmental Consulting.
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UndisclosedUndisclosed10 - 49Charlotte, NC
Services provided
50% Application Testing50% Business ConsultingR88, Inc. Is a small Application Testing and Business Consulting company in Charlotte, North Carolina. The team focuses on Application Testing and Business Consulting.
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UndisclosedUndisclosed10 - 49Chesterfield, MO
Services provided
50% Application Testing50% Architectural DesignLaunched in 2011, Special Inspections & Design is an Architectural Design and Application Testing company. Their team provides Architectural Design and Application Testing.
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UndisclosedUndisclosed10 - 49Baltimore, MD
Services provided
50% Application Testing50% EngineeringApplication Testing and Engineering company Building Envelope Consultants and Scientists is headquartered in Baltimore, Maryland. Their services include Application Testing and Engineering.
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UndisclosedUndisclosed10 - 49Englewood, CO
Services provided
50% Application Testing50% Cloud Consulting & SISmall cloud consulting & SI and Application Testing company Nicman Group, is located in Englewood, Colorado and Clifton, New Jersey. The team offers cloud consulting & SI and Application Testing.
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UndisclosedUndisclosed10 - 49Woodbury, MN
Services provided
50% Application Testing50% Mobile App DevelopmentEstablished in 1991, SVI America is an application development company and Application Testing company. The team offers Mobile App Development and Application Testing.
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UndisclosedUndisclosed10 - 49Billerica, MA
Services provided
50% Application Testing50% ERP Consulting and SIHeadquartered in Billerica, Massachusetts, Xcelero is a small ERP consulting and SI and Application Testing company. Their services include ERP consulting and SI and Application Testing.
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UndisclosedUndisclosed10 - 49Plano, TX
Services provided
50% Application Testing50% Custom Software DevelopmentEstablished in 1995, ASSET InterTech, Inc. Is a software development company and Application Testing company. The firm specializes in Custom Software Development and Application Testing.
Read moreSee All Locations (2)Plano, TX
7161 Bishop Road, Suite 250
Plano, TX 7502416 - 20
+1.888.694.6250
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UndisclosedUndisclosed10 - 49Oakland, CA
Services provided
50% Application Testing50% Custom Software DevelopmentSoftware development firm and Application Testing company npm, Inc. Is based in Oakland, California. The team specializes in Custom Software Development and Application Testing.
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UndisclosedUndisclosed10 - 49Hallandale Beach, FL
Services provided
50% Application Testing50% CybersecurityMaverc Technologies is a small Cybersecurity and Application Testing company located in Hallandale Beach, Florida. Their services include Cybersecurity and Application Testing.
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UndisclosedUndisclosed10 - 49O'Fallon, IL
Services provided
50% Application Testing50% EngineeringApplication Testing and Engineering company Quality Testing and Engineering, Inc was established in 2000. The team specializes in Application Testing and Engineering.
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$1,000+< $25 / hr250 - 999Milpitas, CA
Services provided
20% Application Testing30% IT Staff Augmentation20% Mobile App Development +2 services20% Web Development10% Generative AISee all 5 projectsAppzlogic Inc specializes in Application Testing, QA Testing, and Software Quality Assurance services. Reviews highlight a strong commitment to quality, timely delivery, and cost-effective solutions, with 100% of clients noting their responsiveness and attention to detail. The company has been praised for its deep expertise, seamless project integration, and alignment with client values, resulting in successful project outcomes.
Industry Experience
Appzlogic Inc has demonstrated strong expertise across various industries, including Hospitality & Leisure, Software, IT Services, and Education. Clients have praised their commitment to quality, responsiveness, and ability to deliver tailored solutions. In Hospitality & Leisure, they excelled in eCommerce technology implementations. In Software, they showcased proficiency in mobile development and DevOps automation. Their work in IT Services focused on security compliance, while in Education, they developed interactive learning platforms. Overall, sentiment is highly positive, indicating a strong fit for clients in these sectors.
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Hospitality & leisure Software Other industries IT Services EducationWas this helpful?
More responsive than most other service providers
Get in TouchAppzlogic Inc is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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See All Locations (5)Milpitas, CA
741 Ames Avenue
Milpitas, CA 9503516 - 20
5102837596
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$250,000+$100 - $149 / hr1,000 - 9,999Santa Clara, CA
Services provided
25% Application Testing20% Enterprise App Modernization15% BI & Big Data Consulting & SI +6 services10% Cloud Consulting & SI10% Mobile App Development5% Custom Software Development5% IT Strategy Consulting5% IoT Development5% Wearable App DevelopmentInfostretch is a large Application Testing company headquartered in Santa Clara, California and New York, New York. Their services include Application Testing and Enterprise App Modernization.
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$1,000+Undisclosed10 - 49Nicholasville, KY
Services provided
20% Application Testing20% Pay Per Click20% Search Engine Optimization +2 services20% Social Media Marketing20% Web DesignDesignr is a social media marketing agency headquartered in Nicholasville, Kentucky. They focus on Social Media Marketing and Search Engine Optimization and were launched in 2016.
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$1,000+$25 - $49 / hr10 - 49Pleasanton, CA
Services provided
20% Application Testing20% DevOps Managed Services20% E-Commerce Development +3 services20% Search Engine Optimization10% Custom Software Development10% Web DesignKlystron is a SEO services firm. Their team is headquartered in Pleasanton, California. The firm specializes in Search Engine Optimization and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Sugar Land, TX
Services provided
10% Application Testing10% AI Development10% Application Management & Support +7 services10% Custom Software Development10% E-Commerce Development10% Enterprise App Modernization10% Mobile App Development10% Other Application Development10% Wearable App Development10% Web DevelopmentSee all 5 projectsEnginerasoft offers services including App Testing, QA Testing, and Software Testing. Clients have praised Enginerasoft for their excellent project management, timely delivery, effective communication, and creative solutions. The overall feedback highlights their impressive ability to align with client needs and improve project outcomes through innovative ideas.
Reviews mention Understands their clients' needs
Client feedback highlights Enginerasoft's strong understanding of their needs, particularly in project scope and UI/UX design. One client noted, "They were really good at understanding our project scope," emphasizing their adaptability and responsiveness throughout the development process. The team demonstrated exceptional focus and communication, ensuring timely adjustments to unexpected challenges. Overall, the sentiment is highly positive, with clients expressing satisfaction and a desire to collaborate again.-
Custom Web App Dev & Design for Education Software Company
5.0 May 18, 2023When we initiated the work on Upwork, we came up with a contract with all the features and functionalities that we needed. Their success was based on all of the functionalities we had discussed, along with the UI/UX design. Enginerasoft did a great job of doing bug fixing to help us get a little bit past the initial deadline and made sure that all of the features were working. We were most impressed with the amount of focus the Enginerasoft team showed throughout the project. A lot of things came up unexpectedly, and they were so quick to react to them and inform us. Their ability to adapt to the situation really helped us finish our project within a reasonable timeframe. Be very clear and upfront with what you want Enginerasoft to develop. They were really good at understanding our project scope, but you also need to make sure that you know exactly what you are asking for.
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Industry Experience
Enginerasoft has demonstrated notable expertise across various industries, including financial services, information technology, software, and education. Clients commend their technical proficiency, communication, and project management capabilities, often highlighting their ability to deliver functional applications on time. The financial services sector appreciates their automation solutions, while the education sector values their UI/UX support. Overall, the sentiment is overwhelmingly positive, making Enginerasoft a strong candidate for projects in these key industries.
Read All ReviewsSelect Industry to see insights
Financial services Information technology Software EducationWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently commend Enginerasoft for providing excellent value for their cost. Feedback highlights their ability to deliver high-quality solutions, with one client noting, 'good value for the cost' and another emphasizing 'great culture fit' and 'technical depth.' Additionally, the transparency and communication throughout projects are frequently praised, reinforcing the overall sentiment that Enginerasoft offers a commendable balance of quality and affordability in their services.Was this helpful?
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UndisclosedUndisclosed50 - 249Piscataway, NJ
Services provided
90% Application Testing10% IT Staff AugmentationTesting Mavens is an Application Testing company. They provide Application Testing and IT staff augmentation and are based in Piscataway, New Jersey and Kakkanad, India.
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$1,000+Undisclosed250 - 999Stamford, CT
Services provided
10% Application Testing20% IT Managed Services20% IT Staff Augmentation +5 services10% Cloud Consulting & SI10% Custom Software Development10% Enterprise App Modernization10% Mobile App Development10% Web DevelopmentAspire IT Services Partner is a midsize IT managed services company founded in 2002. Their team provides IT managed services and IT staff augmentation.
Read moreSee All Locations (3)Stamford, CT
320, Strawberry Hill Ave, No.15 Stamford
Stamford, CT 06902251 - 300
12032731753
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$1,000+$25 - $49 / hr250 - 999New York, NY
Services provided
10% Application Testing50% Sales Outsourcing10% AI Consulting +5 services10% AI Development5% AI Agents5% IT Staff Augmentation5% IT Strategy Consulting5% Web DevelopmentDawn IT Services is a Sales Outsourcing company. The agency is headquartered in Chennai, India and New York, New York. Their team provides Sales Outsourcing and Application Testing.
Read moreSee All Locations (2)New York, NY
One World Trade Center suite, 8500 New York
New York, NY 1000750 - 75
+1-332-252-6297
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$1,000+< $25 / hr250 - 999Princeton, NJ
Services provided
10% Application Testing10% AR/VR Development10% Custom Software Development +7 services10% E-Commerce Development10% Email Marketing10% Mobile App Development10% Pay Per Click10% Search Engine Optimization10% Social Media Marketing10% Web DevelopmentCAT Software Services, a social media marketing firm, is based in Princeton, New Jersey. They offer Social Media Marketing and Email Marketing.
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$5,000+$50 - $99 / hr10 - 49Carlsbad, CA
Services provided
25% Application Testing25% IT Managed Services25% Mobile App Development +1 service25% Web DevelopmentEstablished in 2019, Scleraworx is an IT managed services company. The agency provides IT managed services and Web Development.
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Undisclosed$100 - $149 / hr10 - 49Miamisburg, OH
Services provided
25% Application Testing25% Custom Software Development25% Cybersecurity +1 service25% IT Managed ServicesTech Team SOS is a Cybersecurity company launched in 2012. The team provides Cybersecurity and IT managed services.
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$10,000+$50 - $99 / hr10 - 49Washington, DC
Services provided
25% Application Testing25% Custom Software Development25% IoT Development +1 service25% Web DevelopmentUTF Labs, a software development firm, is based in Washington, District of Columbia. Launched in 2017, the team offers Custom Software Development and Web Development.
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UndisclosedUndisclosed50 - 249Marietta, GA
Services provided
15% Application Testing25% Custom Software Development25% IT Managed Services +2 services25% Web Development10% Mobile App DevelopmentSymbioun, a custom software development company, was founded in 1993. The team provides Custom Software Development and IT managed services.
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$1,000+Undisclosed50 - 249Danbury, CT
Services provided
15% Application Testing30% Web Development25% Mobile App Development +2 services15% AI Development15% Custom Software DevelopmentGolabs is a web development firm. Located in San Carlos, Costa Rica and Danbury, Connecticut, the firm provides Web Development and Mobile App Development.
Read moreSee All Locations (2)Danbury, CT
83 Wooster Heights Road, Suite 125, Danbury, CT 06810
Danbury, CT 0681016 - 20
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$5,000+$50 - $99 / hr2 - 9Boca Raton, FL
Services provided
25% Application Testing25% Custom Software Development25% Digital Strategy +1 service25% Mobile App DevelopmentTryMe is a Digital Strategy company. They are based in Boca Raton, Florida and have small team of experts. Their services include Digital Strategy and Custom Software Development.
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Undisclosed$25 - $49 / hr2 - 9Raleigh, NC
Services provided
25% Application Testing25% Application Management & Support25% Blockchain +1 service25% CybersecurityKLEAP Technologies is a Cybersecurity company in Raleigh, North Carolina and Hyderabad, India. They provide Cybersecurity and Blockchain and were launched in 2020.
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$10,000+$25 - $49 / hr2 - 9Aventura, FL
Services provided
20% Application Testing25% IT Staff Augmentation10% AI Development +5 services10% Custom Software Development10% IT Managed Services10% Mobile App Development10% Web Development5% IT Strategy ConsultingSee all 2 projectsSionix is a recruitment agency specializing in technical roles, offering comprehensive staffing solutions from candidate sourcing to interview coordination. They are praised for their efficiency, reducing hiring timelines by over 50%, and delivering candidates with strong cultural and technical fits. Approximately 90% of feedback highlights their excellent communication and candidate matching skills, with room for improvement in early-stage candidate screening details.
Reviews mention Communicative
Clients consistently praise Sionix for their clear and effective communication throughout the recruitment process. One client noted their 'strong project management' and 'regular updates on search progress,' highlighting the company's responsiveness to evolving hiring needs. Additionally, Sionix's ability to understand client requirements and maintain consistent communication channels, such as email and messaging apps, contributes to a positive overall sentiment regarding their communicative approach.-
Recruitment Process Outsourcing for People Mgmt Platform
5.0 Jun 10, 2026Sionix has demonstrated strong project management throughout our collaboration. Their team maintains clear and consistent communication, provides regular updates on search progress, and responds quickly to changing hiring needs. We communicate via email and messaging apps.
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2 of 2 reviews are 5 starsUnknown avg. project costRead 2 Recent ReviewsReviewed 2 times in the past 6 months
Sionix has received positive feedback for its efficient recruitment processes and strong project management capabilities. Clients highlighted Sionix's ability to fill critical technical roles quickly, noting that they reduced vacancy filling times significantly. The communication and responsiveness of Sionix were particularly praised, with clients appreciating their alignment with company culture and technical requirements. However, some clients suggested improvements in providing detailed candidate screening information earlier in the process and educating candidates on salary expectations.Was this helpful?
Industry Experience
Sionix has received positive feedback primarily from clients in the Information Technology sector, particularly in recruitment for development roles. Clients highlighted their expertise in sourcing candidates efficiently, aligning both technical skills and cultural fit, resulting in reduced hiring times. Strengths include effective communication, project management, and responsiveness to client needs. Overall, Sionix is well-suited for IT companies seeking recruitment services, with a notable impact on filling technical vacancies and enhancing team composition.
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Information technologyWas this helpful?
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$1,000+$25 - $49 / hr10 - 49Fairfax, VA
Services provided
20% Application Testing20% Mobile App Development20% Web Development +4 services10% CRM Consulting and SI10% ERP Consulting and SI10% Graphic Design10% UX/UI DesignSee all 1 projectsMoldotech specializes in web development, integration, and UI/UX design, with a particular focus on mobile app development. Clients consistently praise the company for its efficient project management, timely delivery, and high-quality design work, emphasizing Moldotech's ability to swiftly address concerns and integrate feedback effectively.
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UndisclosedUndisclosed50 - 249Tampa, FL
Services provided
10% Application Testing10% AI Development10% Application Management & Support +7 services10% Cloud Consulting & SI10% Custom Software Development10% ERP Consulting and SI10% Enterprise App Modernization10% IT Managed Services10% IoT Development10% Mobile App DevelopmentAmzur Technologies, Inc. Is a cloud consulting & SI company. Their team is based in Tampa, Florida. The company offers cloud consulting & SI and ERP consulting and SI.
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UndisclosedUndisclosed50 - 249Greensboro, NC
Services provided
40% Application Testing60% Custom Software DevelopmentSoftware development company Zenergy Technologies is based in Greensboro, North Carolina. They focus on Custom Software Development and Application Testing and were founded in 2010.
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UndisclosedUndisclosed50 - 249Huntsville, AL
Services provided
40% Application Testing60% Custom Software DevelopmentMTA, INC. - Alabama, a software development company, was established in 1984. The midsize team focuses on Custom Software Development and Application Testing.
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UndisclosedUndisclosed50 - 249Seattle, WA
Services provided
40% Application Testing20% AI Development20% BI & Big Data Consulting & SI +1 service20% Digital StrategyFounded in 2012, Strategic Business Decisions Consulting is an Application Testing company. Their team focuses on Application Testing and Digital Strategy.
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UndisclosedUndisclosed50 - 249New York, NY
Services provided
40% Application Testing60% BI & Big Data Consulting & SIRTTS is a business intelligence company. The company is in New York, New York. Their team specializes in BI & big data consulting & SI and Application Testing.
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UndisclosedUndisclosed50 - 249Orange, CA
Services provided
40% Application Testing30% Custom Software Development30% IT Strategy ConsultingSQA² is an Application Testing company launched in 1997. The team offers Application Testing and IT strategy consulting and is in Orange, California.
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UndisclosedUndisclosed50 - 249Cupertino, CA
Services provided
40% Application Testing60% AR/VR DevelopmentOPTOFIDELITY is an AR/VR development company. Their midsize team of employees is located in Cupertino, California. Their team specializes in AR/VR development and Application Testing.
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A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Top 15 United States QA Testers
-
$5,000+Undisclosed50 - 249Seattle, WA
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr50 - 249Boise, ID
Ability to deliver
37.3/40.017.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
100% Application Testing -
$5,000+$50 - $99 / hr50 - 249Mountain View, CA
Ability to deliver
35.8/40.016.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
100% Application Testing -
$1,000+< $25 / hr250 - 999New York, NY
Ability to deliver
35.4/40.016/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
100% Application Testing -
$1,000+$50 - $99 / hr50 - 249Boise, ID
Ability to deliver
31.2/40.016.4/20 Reviews8.6/10 Clients & Experience6.2/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr10 - 49Boulder, CO
Ability to deliver
31.6/40.015.8/20 Reviews9.8/10 Clients & Experience6/10 Market PresenceService focus
80% Application Testing20% Other -
$1,000+$50 - $99 / hr50 - 249Aurora, CO
Ability to deliver
30.4/40.016.2/20 Reviews8.3/10 Clients & Experience5.8/10 Market PresenceService focus
100% Application Testing -
$50,000+$50 - $99 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Application Testing90% Other -
$25,000+$50 - $99 / hr250 - 999Aventura, FL
Ability to deliver
38.5/40.019/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+< $25 / hr250 - 999Sunnyvale, CA
Ability to deliver
26.9/40.017.8/20 Reviews1.6/10 Clients & Experience7.5/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
34.4/40.015.6/20 Reviews9/10 Clients & Experience9.8/10 Market PresenceService focus
20% Application Testing80% Other -
$10,000+$50 - $99 / hr50 - 249Lakewood, CO
Ability to deliver
38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing90% Other -
$50,000+$25 - $49 / hr1,000 - 9,999Houston, TX
Ability to deliver
35.4/40.017.4/20 Reviews8.4/10 Clients & Experience9.6/10 Market PresenceService focus
10% Application Testing90% Other -
$50,000+$50 - $99 / hr50 - 249Scottsdale, AZ
Ability to deliver
36.7/40.017.8/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+$150 - $199 / hr10 - 49Guys Mills, PA
Ability to deliver
29.4/40.016.2/20 Reviews5.7/10 Clients & Experience7.5/10 Market PresenceService focus
50% Application Testing50% Other -
$5,000+$50 - $99 / hr50 - 249Austin, TX
Ability to deliver
35.3/40.019/20 Reviews10/10 Clients & Experience6.3/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Princeton, NJ
Ability to deliver
29.3/40.015.2/20 Reviews7.3/10 Clients & Experience6.8/10 Market PresenceService focus
20% Application Testing80% Other -
$10,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+< $25 / hr1,000 - 9,999Lewisville, TX
Ability to deliver
32.6/40.015.6/20 Reviews7.4/10 Clients & Experience9.6/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+$25 - $49 / hr50 - 249Ramsey, NJ
Ability to deliver
22.2/40.016.4/20 Reviews0/10 Clients & Experience5.8/10 Market PresenceService focus
100% Application Testing -
Undisclosed$150 - $199 / hr10 - 49Minneapolis, MN
Ability to deliver
34.2/40.016.4/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$25 - $49 / hr50 - 249McLean, VA
Ability to deliver
26.6/40.017/20 Reviews4.3/10 Clients & Experience5.3/10 Market PresenceService focus
45% Application Testing55% Other -
$25,000+$50 - $99 / hr250 - 999Plano, TX
Ability to deliver
32.6/40.015.6/20 Reviews10/10 Clients & Experience7/10 Market PresenceService focus
10% Application Testing90% Other -
$50,000+$50 - $99 / hr10 - 49San Francisco, CA
Ability to deliver
33.9/40.016/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
10% Application Testing90% Other -
UndisclosedUndisclosed50 - 249Cookeville, TN
Ability to deliver
21.5/40.016.6/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
100% Application Testing -
$75,000+$150 - $199 / hr10 - 49Austin, TX
Ability to deliver
31.3/40.016.2/20 Reviews8.5/10 Clients & Experience6.6/10 Market PresenceService focus
25% Application Testing75% Other -
$10,000+$50 - $99 / hr10 - 49New York, NY
Ability to deliver
33.7/40.019.2/20 Reviews9/10 Clients & Experience5.5/10 Market PresenceService focus
10% Application Testing90% Other -
$250,000+$50 - $99 / hr250 - 999Austin, TX
Ability to deliver
30.8/40.016.2/20 Reviews8.2/10 Clients & Experience6.4/10 Market PresenceService focus
15% Application Testing85% Other -
$25,000+$200 - $300 / hr10 - 49Scottsdale, AZ
Ability to deliver
33.3/40.016.8/20 Reviews9.8/10 Clients & Experience6.7/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+$25 - $49 / hr10 - 49New York, NY
Ability to deliver
20.8/40.016.8/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
100% Application Testing
U.S. Software Testing FAQs
U.S. testing partners offer proximity to major product and engineering hubs, making collaboration easier across time zones and in-person workshops. Many teams also understand domestic compliance requirements such as HIPAA, PCI DSS, SOX, COPPA, and accessibility standards (WCAG/ADA), which is critical for healthcare, fintech, public sector, and enterprise SaaS.
US agencies often staff senior SDETs and architects who can integrate automated testing into your DevOps toolchain (GitHub/GitLab/Jenkins/Azure DevOps), improve release velocity, and establish KPIs like defect escape rate, test coverage, MTTD/MTTR, and build health. If your roadmap depends on timely, compliant releases for North American users, a US-based QA partner can be a strategic multiplier.
Pricing varies because of factors like expertise, location, and scope. Based on Clutch’s recent data, most software testing companies in the United States charge:
- Hourly rates: typically $75 – $175 per hour for US-based QA engineers and SDETs; niche security or performance specialists may charge more.
- Monthly dedicated QA: $8,000 – $20,000+ per engineer for embedded team models.
- Project-based engagements: functional web/mobile testing often ranges from $25,000 – $150,000+, depending on complexity, environments, and automation depth.
- Ongoing QA programs: regression + automation maintenance may start around $5,000 – $25,000 per month for smaller products, scaling with release cadence and coverage goals.
Tip: Ask for a pilot sprint or paid discovery to validate tooling, coverage, and reporting before you commit to a longer-term plan.
U.S. QA and testing agencies commonly support a broad spectrum of industries and niches, including those from:
- Healthcare and health tech (HIPAA, FDA-adjacent validation, data privacy)
- Fintech, banking, and payments (PCI DSS, SOC 2, audit trails)
- SaaS and enterprise software (multi-tenant, role-based access, SSO)
- E-commerce and retail (peak load testing, conversions, ADA compliance)
- Media/streaming and gaming (cross-device compatibility, latency)
- Automotive, aerospace, and defense (safety, reliability, traceability)
- Public sector and education (FedRAMP-influenced controls, accessibility)
When assessing potential partners, look for sector-specific case studies and evidence of regulatory fluency.
Start by carefully outlining your project’s specific technical requirements and objectives. Then, browse through Clutch’s directories and evaluate your options on:
- Domain fit — experience in your industry’s risks and regulations.
- Test strategy — clear approaches across unit, API, UI, performance, security, and accessibility; evidence of a shift-left mindset.
- Tooling and labs — expertise with Selenium/Cypress/Playwright, Appium, Postman, JMeter/k6, BrowserStack/Sauce Labs, TestRail/Zephyr; real device coverage.
- DevOps integration — CI/CD automation, version control, and artifact management aligned with your stack.
- Reporting and KPIs — dashboards for defect leakage, coverage, flakiness, and time-to-release.
- Team model — embedded vs. outsourced software testing in the USA; onshore, nearshore, or hybrid support with defined handoffs.
- Proof — quantified case studies, references, and verified Clutch reviews.
Shortlist 3–5 firms, run a small pilot (2–4 weeks), and compare outputs: stability gains, test reliability, and collaboration quality.
- No written test strategy, unclear scope, or generic “we test everything” claims
- Overreliance on manual testing without a roadmap for automation where it makes sense
- Limited real-device coverage for mobile or a shallow browser/OS matrix
- Flaky tests and no remediation plan; ignoring test data and environment parity
- Vanity metrics (case counts) instead of meaningful KPIs (defect escape rate, coverage)
- Inability to integrate with your CI/CD tools or provide audit-ready reports
- Lack of familiarity with required standards (HIPAA, PCI DSS, SOC 2, WCAG/ADA)
- Poor knowledge transfer, no ownership of test assets, or missing documentation
Underestimating red flags can lead to regrets, headaches, and costly mishaps in the future. Be proactive when filtering your options and do your best to spot these warning signs early.
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.