10 Best Performance Testing Service Provider Companies in 2023

Comparison of the Most Popular Performance Testing Service Providers: Our List of the Top Performance Testing Companies in 2023 (Ranked based on Popularity)

Website Performance Testing was explained in detail in our previous tutorial.

Performance testing is a testing type and in this type of testing, we check how software behaves under load and stress, or rather we can say in different conditions.

Doing these things manually can be a bit boring and time-consuming too, thereby increasing the cost of defects after post-release.

=> Click Here For Complete Performance Testing Tutorials Series

Here the concept of testing as a service (TaaS) comes into the picture and the cost of post-release defects gets reduced.

Performance Testing Service Provider Companies

Need for Testing Service Providers:

  • To conquer the deficiencies caused by conventional testing
  • To increase the efficiency of testing
  • To reduce the cost of post-release defects
  • To ensure the quality of the software
  • To assure the system reliability
  • To reduce resource utilization

TaaS uses cloud technology which remotely performs all the testing activities like test case design and execution to deliver reliable software. The user needs to request on the cloud for testing activities so that all the activities get completed and the results for this can be generated.

You can refer to the image below to get an idea of what the test execution results would look like from below:

test execution result

There are a few companies that provide performance testing as a service on demand. These service providers perform testing activities in an automated manner and increase efficiency. As discussed, it tests the software under different load conditions, and below is the image which explains how it can be done.

Performance testing of Software

Also, read our top 4 guides on Performance Test Tools and Services:

  1. TOP Performance Testing Tools
  2. Website Performance Testing
  3. Cloud Performance Testing Services
  4. Free Performance Testing Tutorials
=>> Contact us to suggest a listing here.

Top Performance Testing Service Providers (2023 Rankings)

A list of the top performance testing service company is included in this article along with their features and pricing.

Let’s Explore!!

#1) QualityLogic


Based in Boise, Idaho, with 35+ years of software testing experience, QualityLogic understands software and what it takes to ensure the best user experience. Their priority for testing performance is integrating into the process as early as possible to make sure the site functions seamlessly at every level.

QualityLogic verifies your site’s performance at several load levels, both less than and above its design, by creating tens of thousands of virtual users to simulate different loads. They will test at the user interface and at the API call level documenting anomalies and degradations while coordinating with your IT group from beginning to end.

Headquarters: Boise, Idaho
Founded: 1986
Employees: 51-200 employees
Locations: Idaho, California, and Oklahoma City
Revenue: $5-$10 Million
Core Services: Functional testing, Load & performance testing, Regression testing, Test Automation services, Exploratory testing, etc.
Other Services: QA Test tools, Test & technology training, WCAG Compliance Testing & Certification, etc.
Clients: AT&T, SMUD, Verizon Wireless, Adobe, Hewlett Packard, etc.

Service Cost/Packages: Contact them for pricing.

#2) QA Mentor

QA Mentor

CMMI appraised, ISO Certified, Multi-Award-winning New York-based QA Company

24 Performance Engineers utilizing performance testing tools such as Jmeter, Blazemeter, NeoLoad, Octoper, Load Complete, and LoadRunner ready to support your load and performance testing activities on-demand.

Best for Startups, digital agencies, and product companies.

Headquarters: New York
Founded in: 2010
Company size: 200-500
Revenue: 6 million
Prominent Clients: Citi, HSBC, Morgan Stanley, Experian, BOSCH, Aetna, and many more.

Core Services: Automated Testing, Manual Testing, Mobile App Testing, Website Testing, Crowdsourcing Testing, API Testing, Blockchain Testing, IoT Testing, Machine Learning &AI Testing, Performance Testing, User Acceptance Testing, User Experience, QA Audit, QA Transformation, Agile and DEVOPS Consulting, QA Training,

Service Cost/Packages: On-demand models with no minimum reserved hours requirements and flexible cost model including cost per automation script. Performance Testing prices start from $19 per hour.

#3) ScienceSoft


An ISO 9001 and 27001-certified vendor, ScienceSoft conducts load, stress, scalability, and stability testing. Focused on delivering tangible results, the company provides complete view of software performance, identifies the root causes of performance issues, and suggests pragmatic ways to eliminate the detected bottlenecks.

ScienceSoft Tests:

  • Custom and platform-based software (SAP, Dynamics 365, Salesforce, Adobe Commerce, SharePoint, Oracle, Acumatica, etc.).
  • Enterprise software (ecommerce applications, ERP, CRM, SCM, BI, customer and vendor portals) and SaaS.
  • Cloud-based, on-premises, and hybrid software.
  • All architecture types, including microservices and SOA-based apps.
  • Apps powered by advanced techs (IoT, big data, blockchain, AI/ML, and others).

Performance Testing Tools ScienceSoft Employs: Apache JMeter, Visual Studio, Load Runner, Silk Performer.
Founded in: 1989
Company size: 700+ employees
Headquarters: McKinney, Texas, US
Revenue: $32 M
Major Clients: Walmart, Nestle, eBay, NASA JPL, T-Mobile, Baxter, etc.

Verdict: ScienceSoft is a trustworthy vendor that helps its clients get high-performing software with the testing time and costs reduced by up to 18% and 40% respectively.

#4) PFLB


PFLB specializes in performance testing services. We help companies find and resolve performance bottlenecks such as ill-performing API calls or slow database queries.

Clients choose us for their performance testing needs across various technologies, including web and mobile applications, core banking systems, SAP, IVR, and legacy software.

We provide support for JMeter and LoadRunner environments, offering a comprehensive range of solutions. Our in-house load testing platform, PFLB, also empowers companies to conduct efficient and scalable performance tests.

Headquarters: Mountain View, CA
Founded: 2008
Employees: 100+
Revenue: $15M
Clients: Tinder, Moody’s, Illumina, Splunk, Udacity, SolarWinds, Samsung, Raiffeisen Bank.
Core Services: performance testing, benchmarking, hardware sizing, test data management, capacity planning

Verdict: With over 15 years of industry experience, PFLB has established a strong global reputation for delivering reliable performance testing solutions.

#5) QAlified


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

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

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


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

#6) QASource


QASource has established itself as a high-performance testing outsourcing company for over two decades now. The company specializes in offering excellent off-shore and near-shore QA testing services. QASource is home to quality engineers that are rigorously trained in software testing. They possess the domain knowledge resources needed to do their job well.

The company has earned immense respect in the industry for always implementing industry best practices to achieve the outcomes their clients demand. Besides performance testing, QASource today offers more than 60 types of QA services.

Headquarters: Pleasanton, CA
Founded in: 2002
Employees: 1400-1700 employees
Locations: USA, Canada, India, and Mexico
Revenue: $40M – $60M
Core Services: Automation Testing, Manual Testing, API Testing, Mobile QA, Security Testing, Performance Testing, QA Analysis,
Other Services: Blockchain testing, IoT testing, Salesforce Testing, etc.
Clients: Amazon, IBM, eBay, Oracle, Adobe, BroadVision, Facebook, Chipotle
Service Cost/Packages: Contact them for pricing

#7) Aspire Systems

Aspire Systems

A global technology solution provider, Aspire’s performance testing services using an in-house AI-enabled testing framework (APTf 2.0) has a track record of helping big, medium and small enterprises across the globe to build robust software and overcome challenges of wear-out under high loads. Our cutting-edge services enhance responsiveness, reliability, scalability and resilience of mobile and web applications with proven examples of 50% reduced efforts and 40% cost savings.

Founded in: 1996
Company size: 4500+ employees
Headquarters: US
Revenue: $150M

Verdict: Aspire systems will offer a tailored testing solution for your problem with state-of-the-art latest tools, competent and knowledgeable human resources and in-house AI-powered testing frameworks.

#8) Cybage


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

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

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

Core services provided by the company:

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

Major Clients: Microsoft partners, Salesforce, ServiceNow, High jump, etc.

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

#9) Infosys


Infosys is a global leader in providing services to its customers. They serve their clients in 45 countries.

They use AI-powered core and agile digital to empower the business. Infosys provides several facilities for mothers and expecting mothers. It was awarded by TM Forum 2018 in the category of Outstanding Catalyst-CurateFX Ecosystem Design.

Company size: 200,364 employees
Company yearly revenue: $10.9 billion in revenue
Headquarters: Bengaluru, India

Core services provided by the company:

  • Consulting Services
  • Design Thinking for cultural change and a new approach to innovation.
  • Blockchain
  • SAP
  • Microsoft

Major clients: Air National Guard, American Management Systems, Accenture, Andrews Air Force Base, Astoria Federal Savings & Loan, etc.

Verdict: Infosys is suitable for enterprise customers as it offers Enterprise Performance Testing Service. It is always on the learning agenda and helps its clients to grow with the technology. It also provides the AI-powered core.

Website: Infosys

#10) Kualitatem

Attracting significant attention from the software industry, Kualitatem has established itself as a distinguished Testing and Software Quality Assurance company. Businesses worldwide rely on our commitment to delivering top-notch QA services, making us a trusted and reliable partner.

Through our multiple office locations in North America, Europe, and Asia, we provide localized support and seamless communication to our valued clients. Additionally, our TMMi Level 4 certification is a testament to our continuous pursuit of implementing efficient and effective testing processes.

Headquarters: 48 Wall St., New York, NY 10043
Founded: 2010
Employees: 50–200 employees
Locations: Pakistan, UAE, USA, UK

Core Services:

  • Performance Testing
  • Integration Testing
  • API Testing
  • Database and Data Migration Testing
  • Test Data Management
  • Testing Processes, Standards, Tools and Environment Setup Consultation
  • DevOps Consulting
  • Testing Center of Excellence Establishment
  • Application Security, Code Reviews and VAPT
  • Security Assessment, Awareness, Policies, and Procedures
  • ISO Compliance

Clients: These are a few industries Kualitatem covers, along with many others, such as:

  • Financial Sector: Riyad Bank, Arab National Bank, Samba, Bayan Credit Bureau, Banque Saudi Fransi, Apicorp, Meezan Bank, UBl, ADIB, HBL, and many more
  • Healthcare: Dubai Health Authority, Whitecoat, Sidra Medicine, Higi, Specialneeds.com, and many more
  • Telecom: Ufone, Wateen, Omantel, VerticalBridge
  • Transport: Airlift, Emirates, Lorryz, Sky airlines and many more
  • Oil and Gas: GASCO, ADNOC, ENOC, Qatargas, and many more
  • News and Media: Liquid Agency, Loadio, BBDO, Gulf News, Wurrly and many more

Service Cost/Packages: Contact them for pricing.

#11) Microexcel


Microexcel provides leading technology services that help to provide high quality and domain expertise to their customers.

Microexcel aims for high-level customer satisfaction. The company develops products that are in accordance with section 508. They have explored their expertise in key verticals.

Company size: 1500 employees
Headquarters: Secaucus, New Jersey 07094, USA
Company yearly revenue: $20M

Core services provided by the company:

  • Microsoft
  • SAP
  • Quality Assurance
  • Interactive Services
  • Salesforce

Major clients: Customer dynamics, Scalar USA, Infoaxon, HRMS Consulting, etc.

Verdict: Microexcel is suitable for enterprise customers. The company provides you with the best value. It helps their clients to manage the workforce so that you can achieve lower costs and time to benefit.

Website: Microexcel

#12) Tech Mahindra

tech mahindra

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

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

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

Core services provided by the company:

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

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

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

Website: Tech Mahindra

#13) JadeGlobal


Jade Global provides business solutions and is an outsourcing company. It is headquartered in San Jose and was launched in 2003.

The company commits to serving a better service to its clients. Jade Global’s social responsibility program aims to provide a good education and environment. Jade Global continuously looks for the best providers and new technology.

Company size: 900+ employees.
Headquarters: San Jose, California
Company yearly revenue: $39.0 M

Core services provided by the company:

  • Technology Advisory Services
  • Cloud services
  • Enterprise Application Services
  • Testing services
  • Integration Services
  • Development Services
  • Managed Services

Major clients: Bloom Energy, Riverbed, Lannett, Market, Infoblox, etc.

Verdict: JadeGlobal is suitable for enterprise customers. They keep their client’s interests first and aim to achieve their client’s business goals at a lower cost.

Website: JadeGlobal

#14) NTT DATA Services

NTT DATA Services

NTT DATA Services mainly focuses on innovation, speed, teamwork, and winning. It is headquartered in Tokyo.

They believe in providing business solutions that are based on modern technology. NTT DATA Services and Keane, a Boston-based IT Service company, were merged in 2010. NTT DATA Services is one of the top 10 global inventors.

Company size: 15,228 employees
Headquarters: Tokyo
Company yearly revenue: $14 billion.

Core services provided by the company:

  • Consulting Services
  • Managed Services
  • Application Services Cloud

Major clients: NTT group, NTT communication, NTT security

Verdict: Company is suitable for enterprise customers. The company helps you to simplify business complexities. They believe that innovation is the key to success and hence they combine their expertise with the infrastructure to achieve their goals.

Website: NTT DATA Services

#15) Powertest


Powertest is a leading provider of software-related services. The company is headquartered in San Francisco and was launched in 1995.

They believe in providing a service that pursuits excellence in performance, quality, and management. Powertest also resells testing tools for their leading vendors. The company is specialized in the development and implementation of software and has wide experience.

Company size: 53 employees
Headquarters: San Francisco
Company yearly revenue: $11.6M

Core services provided by the company:

  • Software testing services
  • Software Quality Assurance Services
  • Load testing services
  • Application Performance Management Services

Major clients: Thales, Zurich, Vinci, Reside, Allianz, McDonald’s, Marie Curie

Verdict: Powertest is suitable for enterprise customers. They give you many reasons to choose the company like significant depth and breadth of experience, focus on testing and they have implemented frameworks and methodologies to improve the business.

Website: Powertest

#16) Thinksys


Thinksys is an outsourcing company for software development and offers end-to-end testing services. The company has its headquarters in the USA. Thinksys delivers different kinds of services, functionality, etc.

The company aims to provide services to its clients which are adaptive to new technologies and trends in the market. In 2016-17, the company was recognized by Inc. 5000.

Company size: 150 employees
Headquarters: USA
Company yearly revenue: $3.5 M

Core services provided by the company:

  • DevOps
  • Big Data and Analytics
  • Internet Of Things (IoT)
  • Artificial Intelligence
  • Blockchain

Major clients: Shutterstock, Proactive, Roto-rooter

Verdict: The company best suits small and medium-sized businesses. There are many reasons to choose this company as the best solution like their skilled team, platform, frameworks, and so on. The company helps its clients to achieve the best result.

Website: Thinksys

#17) ZenQ


ZenQ is a leading provider of absolute software services. It is headquartered in Hyderabad (India) and was founded in 2003.

Test labs, IP protection, domain expertise, and access to top management are some USPs of ZenQ. The company aims to become the obvious choice of its clients. Innovations, collaborations, and respect are their core values.

Company size: 400 employees
Headquarters: Hyderabad (India)
Company yearly revenue: $2.5

Core services provided by the company:

  • Functional/Regression Testing
  • Test Automation
  • Mobile App Testing
  • Performance Testing
  • Security Testing

Major clients: ISAIX, Huddler, Cludprofile, Aglix, Edmin

Verdict: Zenq is suitable for small and medium-scale businesses. It provides a wide range of services. The company has achieved many testimonies and awards for its expertise and hard work.

Website: ZenQ

#18) A1QA


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

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

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

Core services provided by the company:

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

Major clients: Genysis, Adidas, Croc, Emt, Expedia

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

Website: A1QA

#19) Mindful QA


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

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

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

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

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

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

Also Read =>> Best Regression Testing Services Companies

#20) iBeta


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

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

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

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

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

#21) Indium Software

Indium Software

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

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

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

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

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

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

Service Packages: Get a Quote for pricing details.

Additional Performance Testing Vendors

#22) Qualitest

Qualistest is the largest independent company.

The company uses its deep technology and industry-specific understanding to serve its clients in a better way. In return, the clients have appreciated their work and considered them obvious partners in assurance.

Company website: Qualistest

#23) Performance Lab

Performance Lab is a provider of testing services. Along with this, it gives 30 minutes of training on a daily basis to its users. Performance lab also provides software development services to enterprise customers.

Website: Performance Lab

#24) TestingXperts

TestingXperts is a software testing service provider company. It is a division of the Damco group. Its mission is to help clients, provide the best solutions in the industry and create organization-generating value for all.

Website: TestingXperts

#25) Cigniti

Cigniti aims to help its client deliver a product of good quality. It uses onsite consulting, offshore execution, and frameworks to reduce the number of defects.

Website: Cigniti

#26) Codoid

Codoid provides quality services across multiple domains. It includes QA as well as automation services.

Website: Codoid

#27) Invensis

Invensis is an IT BPO service provider company. It is committed to maintaining the quality and security of data.

Website: Invensis

#28) Soft Acrylic

Softcrylic helps its clients to manage the solutions entirely. They use the right technology and execute digital transformations for enterprise and startup customers.

Website: Softcrylic

#29) Loadstorm

Loadstorm provides a testing service to test the load of web and mobile applications. It is a cloud testing solution.

Website: Loadstorm

#30) Kualitatem

Kualitatem is a top-ranked pure-play testing service provider company. They assure the quality of web, mobile, and desktop applications. The company aims to provide world-class service to its clients.

Website: Kualitatem


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

From the above information, we can say that ScienceSoft and Microexcel can be considered the top service providers as they provide service to all the customers and follow 508 standards.

A1QA will be in second place as it is a global provider to various clients. Qualitest will be in third place as it’s the largest independent company and has established a rigorous process to prove itself.

=>> Contact us to suggest a listing here.

Stay tuned to explore our series of LoadRunner Tutorials.

=> Visit Here For Complete Performance Testing Tutorials Series

PREV Tutorial | NEXT Tutorial