Top Performance Testing Services
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UndisclosedUndisclosed2 - 9
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Technocrom Solutions is an Application Testing company. In Chicago, Illinois, the firm focuses on Application Testing and Web Development.
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UndisclosedUndisclosed2 - 9Chester Springs, PA
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Prospect IT Solutions INC is a small Chester Springs, Pennsylvania-based social media marketing company. The team provides Social Media Marketing and Content Marketing.
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UndisclosedUndisclosed2 - 9Nelson, England
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Blue Border Limited, an IT managed services company, is headquartered in Nelson, England and London, England. Launched in 2015, the team provides IT managed services and Application Testing.
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UndisclosedUndisclosed2 - 9A Coruña, Spain
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Valido AI is a small A Coruña, Spain-based Application Testing company. The team specializes in Application Testing and UX/UI Design.
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UndisclosedUndisclosed2 - 9Southbank, Australia
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Based in Southbank, Australia, TestAcc Solutions LLP is a small Application Testing company. The team provides Application Testing and Custom Software Development.
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UndisclosedUndisclosed2 - 9
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In Yakima, Washington, Amplified Digital Marketing is a small social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Dubai, United Arab Emirates
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Based in Dubai, United Arab Emirates, Logicbyte Software House LLC is a small data analytics company. The team offers BI & big data consulting & SI and IT staff augmentation.
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UndisclosedUndisclosed10 - 49Liverpool, England
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Aspion is a Staffing company. They were launched in 2004, and their services include Staffing and Application Testing.
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UndisclosedUndisclosed10 - 49Sydney, Australia
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IT strategy consulting company AJQ Technology Consulting was launched in 2007. The team provides IT strategy consulting and Cybersecurity and is in Sydney, Australia.
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UndisclosedUndisclosed10 - 49Milpitas, CA
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Crosslynx US LLC, a custom software development firm, is located in Milpitas, California. They offer Custom Software Development and Application Testing.
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UndisclosedUndisclosed10 - 49Durham, NC
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Located in Durham, North Carolina, CloudShift Technologies is a small IT strategy consulting company. Their services include IT strategy consulting and Mobile App Development.
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UndisclosedUndisclosedFreelancerPhoenix, AZ
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Blueprint Consulting, LLC, a small user experience design company and Application Testing company, is in Phoenix, Arizona. The team specializes in UX/UI Design and Application Testing.
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UndisclosedUndisclosed50 - 249Viborg, Denmark
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EKTOS is a Contract Manufacturing company. Founded in 2007, the firm is located in Viborg, Denmark and Kharkiv, Ukraine. Their services include Contract Manufacturing and Application Testing.
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UndisclosedUndisclosed50 - 249Saint Paul, MN
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Launched in 2006, Excel Nearshore is a midsize Saint Paul, Minnesota-based IT staff augmentation company. Their services include IT staff augmentation and Custom Software Development.
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UndisclosedUndisclosed50 - 249Itasca, IL
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In Itasca, Illinois, Andhus Technologies is a midsize mobile app development firm. Their services include Mobile App Development and Application Testing.
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UndisclosedUndisclosed50 - 249Billerica, MA
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Headquartered in Billerica, Massachusetts, ClearBridge Technology Group is an IT strategy consulting company. Established in 2005, the team provides IT strategy consulting and Mobile App
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UndisclosedUndisclosed50 - 249Raleigh, NC
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Tontine Group is an UX company founded in 2018. The firm provides UX/UI Design and BI & big data consulting & SI, and is midsize.
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UndisclosedUndisclosed50 - 249Irving, TX
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IT strategy consulting company Fuge Technologies Inc. Is based in Irving, Texas. Their services include IT strategy consulting and BI & big data consulting & SI.
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UndisclosedUndisclosed2 - 9Annandale, VA
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Axenfeld Technologies is a custom software development company established in 2010. In Annandale, Virginia, the team specializes in Custom Software Development and Application Testing.
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UndisclosedUndisclosed2 - 9Bethel, MN
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Project Realms, Inc., a website development firm, was established in 2009. The team specializes in Web Development and Application Testing and is in Bethel, Minnesota.
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UndisclosedUndisclosed2 - 9Des Plaines, IL
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AnumTech Systems Inc. Is an IT strategy consulting company. The firm is based in Des Plaines, Illinois. Their services include IT strategy consulting and Application Testing.
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UndisclosedUndisclosed2 - 9Stamford, CT
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BrainbeatIT is a cloud consulting & SI company. The Stamford, Connecticut-based team provides cloud consulting & SI and Custom Software Development.
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UndisclosedUndisclosed10 - 49Modena, Italy
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K LABS is a cloud consulting & SI company founded in 2006. The small team focuses on cloud consulting & SI and IT managed services.
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UndisclosedUndisclosed10 - 49Clearwater, FL
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CoreALM, LLC. Is an IT strategy consulting company. The small Clearwater, Florida-based team focuses on IT strategy consulting and cloud consulting & SI. The agency was established in 2010.
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UndisclosedUndisclosed10 - 49
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Aejis is a Kiev, Ukraine-based user experience agency. They specialize in UX/UI Design and Custom Software Development and were established in 2009.
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UndisclosedUndisclosed10 - 49Pleasanton, CA
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Headquartered in Pleasanton, California and Vadodara, India, Exaqode is a small UX design agency. The team focuses on UX/UI Design and IT strategy consulting.
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UndisclosedUndisclosed10 - 49Coventry, England
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SMQA Limited is a small ERP consulting and SI company based in Coventry, England. The team provides ERP consulting and SI and Cybersecurity.
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UndisclosedUndisclosedFreelancer
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Application Testing company InfoSoftQA Solutions was established in 2023. The team offers Application Testing and DevOps Managed Services.
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UndisclosedUndisclosed2 - 9Meda, Italy
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Millennium Technologies S.r.l., an IT managed services company, was founded in 1997. The team provides IT managed services and Application Testing and is located in Meda, Italy.
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UndisclosedUndisclosed2 - 9Edison, NJ
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CommiITt, LLC is an user experience design agency. Their small team is in Edison, New Jersey and specializes in UX/UI Design and IT strategy consulting. The company was founded in 2017.
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UndisclosedUndisclosed2 - 9New York, NY
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Magic BlockchainQA, a Blockchain company, was established in 2018. The firm offers Blockchain and Application Testing.
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UndisclosedUndisclosed2 - 9Newark, DE
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Quantum Edge Technologies is an IT strategy consulting company. The Newark, Delaware-based firm was established in 2022. Their services include IT strategy consulting and Custom Software
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UndisclosedUndisclosed2 - 9McKinney, TX
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Bean Infosystems is a big data company launched in 2020. The small team focuses on BI & big data consulting & SI and Application Testing.
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UndisclosedUndisclosedFreelancerErie, PA
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Virtual IT Solutions LLC is an IT strategy consulting company. In Erie, Pennsylvania, the team provides IT strategy consulting and cloud consulting & SI.
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UndisclosedUndisclosedFreelancer
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Expand Testing is an Application Testing company. They provide Application Testing and Search Engine Optimization and are headquartered in Paris, France.
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UndisclosedUndisclosed50 - 249Beaverton, OR
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Founded in 1993, Everest Consultants, Inc. Is a business intelligence company. The agency offers BI & big data consulting & SI and IT managed services.
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UndisclosedUndisclosed50 - 249Apex, NC
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AudLink IT Services is an IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI and is located in Apex, North Carolina.
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UndisclosedUndisclosedFreelancer
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Sprint Agency, an Application Testing company, was founded in 2020. They offers Application Testing and Market Research.
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UndisclosedUndisclosedFreelancerLondon, England, England
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TR Seeds Ltd is an Application Testing company. Established in 2019, their team focuses on Application Testing.
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UndisclosedUndisclosedFreelancer
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Established in 2023, Theo IT Development Ltd is an Application Testing company. In London, England, the team focuses on Application Testing and Custom Software Development.
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UndisclosedUndisclosed50 - 249Raleigh, NC
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Tryon Solutions, an IT managed services company, is located in Raleigh, North Carolina and Hyderabad, India. They offer IT managed services and IT staff augmentation and were established in 2009.
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$25,000+$25 - $49 / hr10 - 49New Delhi, India
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See all 2 projectsBrainstack Technologies is a versatile software development company specializing in creating customized applications and web-based systems for sectors like agriculture and governance. Across reviews, clients praise their ability to deliver high-quality, user-friendly solutions on time while being flexible with changes. Approximately 100% of feedback highlights their impressive project management and design skills, emphasizing their excellent value for money and adaptive methodologies.
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UndisclosedUndisclosed10 - 49Cheyenne, WY
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Laiba Technology is a web design agency. They are headquartered in Cheyenne, Wyoming and Delhi, India and have small team. Their services include Web Design and Graphic Design.
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$5,000+$25 - $49 / hr10 - 49Rupnagar, India
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River City Corporation is an UX company established in 2009. Headquartered in Rupnagar, India, the team provides UX/UI Design and Web Development.
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UndisclosedUndisclosed10 - 49Hertfordshire, England, England
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IOCO UK | iOCO Solutions Limited is a big data company founded in 2008. Located in Hertfordshire, England, England, the team offers BI & big data consulting & SI and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49Barangaroo, Australia
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Launched in 2020, Nikqik Technologies is a small IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49
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LayerCake Pty. Ltd. Is a social media marketing firm. Their team is based in Sydney, Australia and specializes in Social Media Marketing and Web Development.
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UndisclosedUndisclosed10 - 49Chiaravalle, Italy
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Established in 2002, 3P Engineering Srl is a Product Design company. Located in Chiaravalle, Italy, the team focuses on Product Design and Custom Software Development.
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UndisclosedUndisclosed10 - 49McLean, VA
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Based in McLean, Virginia, Mobile Frontiers is a small UX agency. Their services include UX/UI Design and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49Sugar Land, TX
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Ayyansoft Inc is an user experience agency. Their small team is based in Sugar Land, Texas and provides UX/UI Design and cloud consulting & SI. The agency was founded in 2009.
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List of the Top 15 Performance Testing Companies
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$5,000+Undisclosed50 - 249Seattle, WA
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
100% Application Testing50% Performance Testing -
$25,000+$25 - $49 / hr1,000 - 9,999Pleasanton, CA
Ability to deliver
38/40.018.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
100% Application Testing25% Performance Testing -
$5,000+$25 - $49 / hr250 - 999Mountain View, CA
Ability to deliver
36.6/40.017/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
100% Application Testing35% Performance Testing -
$5,000+< $25 / hr250 - 999New Town, India
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing20% Performance Testing90% Other -
$1,000+< $25 / hr50 - 249Cherkasy, Ukraine
Ability to deliver
36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$5,000+$25 - $49 / hr50 - 249Boise, ID
Ability to deliver
37.5/40.017.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
100% Application Testing10% Performance Testing -
$5,000+$25 - $49 / hr50 - 249Noida, India
Ability to deliver
36.2/40.016.6/20 Reviews9.8/10 Clients & Experience9.7/10 Market PresenceService focus
80% Application Testing20% Performance Testing20% Other -
$1,000+< $25 / hr250 - 999Sahibzada Ajit Singh Nagar, India
Ability to deliver
33.9/40.017.8/20 Reviews6.7/10 Clients & Experience9.5/10 Market PresenceService focus
95% Application Testing20% Performance Testing5% Other -
$5,000+< $25 / hr50 - 249Noida, India
Ability to deliver
34.9/40.016.6/20 Reviews9.7/10 Clients & Experience8.6/10 Market PresenceService focus
80% Application Testing20% Performance Testing20% Other -
$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 Testing10% Performance Testing -
Undisclosed$25 - $49 / hr10 - 49Montevideo, Uruguay
Ability to deliver
36.3/40.017.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$10,000+$25 - $49 / hr50 - 249Kyiv, Ukraine
Ability to deliver
33.4/40.016/20 Reviews9.7/10 Clients & Experience7.7/10 Market PresenceService focus
40% Application Testing40% Performance Testing60% Other -
$1,000+$25 - $49 / hr10 - 49Sooke, Canada
Ability to deliver
35.9/40.016.8/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Application Testing20% Performance Testing50% Other -
$5,000+$25 - $49 / hr250 - 999Noida, India
Ability to deliver
35.3/40.016.6/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
20% Application Testing20% Performance Testing80% Other -
$5,000+< $25 / hr250 - 999Hồ Chí Minh, Vietnam
Ability to deliver
32.5/40.016.8/20 Reviews9.1/10 Clients & Experience6.6/10 Market PresenceService focus
35% Application Testing20% Performance Testing65% Other -
$10,000+$50 - $99 / hr10 - 49Kraków, Poland
Ability to deliver
35.3/40.015.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$1,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
34.9/40.018/20 Reviews10/10 Clients & Experience6.9/10 Market PresenceService focus
100% Application Testing10% Performance Testing -
$50,000+$25 - $49 / hr50 - 249Ternopil, Ukraine
Ability to deliver
36.9/40.019.2/20 Reviews10/10 Clients & Experience7.7/10 Market PresenceService focus
20% Application Testing20% Performance Testing80% Other -
$1,000+$25 - $49 / hr50 - 249Yerevan, Armenia
Ability to deliver
32.9/40.016.6/20 Reviews10/10 Clients & Experience6.3/10 Market PresenceService focus
85% Application Testing20% Performance Testing15% Other -
$25,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
33.5/40.015.8/20 Reviews10/10 Clients & Experience7.7/10 Market PresenceService focus
10% Application Testing50% Performance Testing90% Other -
$10,000+$50 - $99 / hr50 - 249Lakewood, CO
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing10% Performance Testing90% Other -
$1,000+< $25 / hr50 - 249Faridabad, India
Ability to deliver
33.8/40.016.4/20 Reviews9.3/10 Clients & Experience8.2/10 Market PresenceService focus
60% Application Testing10% Performance Testing40% Other -
$50,000+$25 - $49 / hr50 - 249Mumbai, India
Ability to deliver
35.8/40.017.8/20 Reviews9.8/10 Clients & Experience8.2/10 Market PresenceService focus
30% Application Testing15% Performance Testing70% Other -
$100,000+$25 - $49 / hr1,000 - 9,999Cochabamba, Bolivia
Ability to deliver
36/40.018/20 Reviews8.4/10 Clients & Experience9.6/10 Market PresenceService focus
10% Application Testing10% Performance Testing90% Other -
$10,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
32/40.016.8/20 Reviews8.7/10 Clients & Experience6.5/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$1,000+$25 - $49 / hr10 - 49Kraków, Poland
Ability to deliver
34.5/40.016.6/20 Reviews9/10 Clients & Experience9/10 Market PresenceService focus
100% Application Testing10% Performance Testing -
$5,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Ability to deliver
34/40.017.6/20 Reviews9.6/10 Clients & Experience6.7/10 Market PresenceService focus
50% Application Testing15% Performance Testing50% Other -
$1,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
31.8/40.017.8/20 Reviews7.8/10 Clients & Experience6.1/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Ability to deliver
32.8/40.016.2/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
100% Application Testing20% Performance Testing -
$25,000+$25 - $49 / hr250 - 999Claymont, DE
Ability to deliver
36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Application Testing10% Performance Testing90% Other
Performance Testing Agency FAQs
A performance testing company evaluates how a website, mobile app, or enterprise system behaves under specific workloads. Engineers simulate real-world traffic, stress, and spike conditions to measure response times, throughput, CPU/memory usage, and failure points. The goal is to identify bottlenecks—such as slow database queries, network latency, or inefficient code—so developers can optimize before deployment and prevent costly downtime.
Performance testing companies evaluate software solutions under various workloads to assess their speed, performance, and responsiveness. These service providers deliver a variety of offerings, including:
- Load, stress, and spike testing
- Scalability and endurance (soak) testing
- Capacity planning and baseline benchmarking
- Infrastructure and cloud cost optimization
- Test script creation with tools like JMeter, Gatling, or LoadRunner
- Continuous performance testing integrated into CI/CD pipelines
- Detailed root-cause analysis and remediation guidance
Some firms also pair performance testing with broader QA services, security testing, or DevOps consulting for end-to-end quality coverage.
Budgets range widely based on key factors such as scope, software complexity, and technical requirements. According to data gathered by our team at Clutch, the average hourly rate for performance testing agencies is around $50 – $99. Here’s a rundown of average project costs:
- Small web app or API baseline test: $5,000 – $15,000
- Comprehensive load & stress program for a mid-sized platform: $20,000 – $50,000
- Ongoing performance engineering retainer for large enterprises: $10,000 – $40,000 per month
Costs rise with complex infrastructures, high concurrency requirements, or 24/7 monitoring. Offshore teams can lower hourly rates, but factor in communication and time-zone alignment.
Start by matching expertise to your tech stack—look for case studies involving similar frameworks, cloud providers, or traffic volumes. Next, review the following:
- Tool proficiency (open-source vs. enterprise suites)
- Ability to integrate with your CI/CD or APM tools
- Transparent reporting and actionable recommendations
- Client testimonials that reference measurable KPIs (e.g., “reduced p95 latency by 40%”)
Finally, run a paid pilot or proof-of-concept to validate collaboration style and results before committing to a long-term engagement. Browse through Clutch’s directories and resources to equip yourself with the essential knowledge to select the right partner for your project.
- “Guaranteed” speed scores without reviewing your codebase
- Reliance on a single testing tool for every project
- Vague deliverables—no mention of test scripts, monitoring dashboards, or root-cause analysis
- Limited communication or reluctance to share raw test data
- No post-test support for remediation or re-testing
- Which load-generation tools and monitoring platforms do you use?
- Can you share a recent case study with performance metrics?
- How do you size concurrent users and traffic patterns for our industry?
- Will you provide scripted tests and documentation we can reuse?
- How do you collaborate with developers to address identified issues?
- What is your pricing model for follow-up tests after fixes are applied?
Freelancers can manage one-off tests for smaller apps at a lower cost, but agencies offer cross-functional teams, diverse toolsets, and infrastructure at scale. If you need continuous performance engineering, automated pipelines, or round-the-clock support, a full-service agency is typically the safer choice.
Experienced performance testing agencies track KPIs such as decreased page load times, improved concurrency limits, reduced cloud spend after tuning, and fewer post-launch incidents. Many clients see direct revenue lifts from higher conversion rates and lower churn once performance bottlenecks are resolved.