Top Performance Testing Companies in the United States

Performance testing is essential for ensuring your software can handle real-world conditions. Our list of top performance testing companies in the United States includes firms that specialize in load, stress, and scalability testing. Find a partner to ensure your product is ready for peak performance.

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95 Companies

Last updated:Nov 8, 2026

List of the Top Performance Testing Companies in the United States

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DeviQA

Claimed

Software Testing Company, QA Services

5.0

About company

DeviQA is an AI-augmented software testing and QA outsourcing company founded in 2010. Its team of 300+ engineers has supported more than 300 clients across 40+ industries – from high-growth startups... Read more about DeviQA

$10000 - $24999

$25 - $49/hr

200 - 499

2010

New York City, New York

Service focuses

‌

Review

DeviQA enhanced test stability, accelerated execution times, and simplified maintenance. Their proactive testing and continuous feedback loop help the client intercept 10 to 15 bugs monthly prior to production deployment.

Reviewer

Florian Ernoult

VP Engineering

5.0

Dean Infotech Pvt. Ltd.

Claimed

Salesforce | HubSpot | GHL | Web and App Development | Staff Augmentation Services

5.0

About company

Dean Infotech™ | Certified Gold HubSpot and Salesforce Partner Dean Infotech is a global technology partner helping businesses evolve with modern CRM, AI-driven automation, and scalable digital... Read more about Dean Infotech Pvt. Ltd.

$5000 - $9999

$25 - $49/hr

200 - 499

2012

Orlando, Florida

Service focuses

‌

Review

We recently completed a successful HubSpot CRM implementation. It was a huge step for us but we are happy to have Dean Team with us. Our main goal was to centralize our marketing, sales, and customer service effort to smooth out operations. From day one, Ankit and his Team worked closely with our team to understand our existing processes, pain points, and future goals. They set up custom pipelines, automated lead workflows, integrated email and call tracking, and created detailed dashboards for real-time insights. The training and onboarding support were equally impressive making it easy for our teams to adapt quickly.

Reviewer

Ana huston

Operation Manager

5.0

wdipl

Claimed

Premium Mobile App Development and AI Solutions

5.0

About company

#1 Choice for AI-Powered Newage startup solutions Amongst the Top AI Powered Mobile App Development companies . We are more than just a development company; we are your strategic partner in innov... Read more about wdipl

$10000 - $24999

$25 - $49/hr

50 - 199

2000

Colorado City, Colorado

Service focuses

‌

Review

This mobile app development project successfully delivers a seamless, user-friendly application across both iOS and Android platforms. It combines an intuitive interface with high performance, ensuring smooth navigation and fast load times. Key features, including secure in-app payments, push notifications, and strong data privacy protocols, enhance user experience and engagement. The use of modern technologies like React Native or Flutter ensures cross-platform compatibility and scalability. Overall, the project meets its objectives, offering a reliable, secure, and engaging app that aligns with user needs and business goals.

Reviewer

Steven Max Muller

Head of Strategy & Co-Founder

5.0

Differenz System

Claimed

We make a difference

5.0

About company

We are IT creative agency At Differenz System we focus on providing a variety of web and app development solutions that have positively impacted our client's productivity and profitability. Our comp... Read more about Differenz System

$5000 - $9999

$25 - $49/hr

50 - 199

2013

West Hills, California

Service focuses

‌

Review

I've had the pleasure of working with the team on both new projects and fixing up others. They've always been quick to respond, super professional, and they consistently deliver phenomenal work. I trust them with all of my website and app development needs!

Reviewer

Grick Donovan

Executive

5.0

TechMatter (Pvt) Ltd

Claimed

Health Tech and Managed IT Service Company

5.0

About company

TechMatter is an IT Solutions and Software company specializing in developing custom solutions leveraging the latest technologies that meet our client’s business objectives. Our team has years of exp... Read more about TechMatter (Pvt) Ltd

$10000 - $24999

$50 - $99/hr

500 - 999

2017

California

Service focuses

‌

Review

TechMatter’s Project Management Software has made our work much easier. The dashboard and task tools are very simple to use. We can easily chat and work together with our team. The reports are clear and helpful. Our productivity has definitely improved. We highly recommend it!

Reviewer

Alexa Wilson

Senior Project Manager

5.0

Fulminous Software

Claimed

WE LOVE TO BUILD ASK FOR IT AND HAVE IT

5.0

About company

Fulminous Software is a leading Website and Application Development company established in 2019. Our 50+ full-stack developers, designers, and innovators have successfully completed a variety of pro... Read more about Fulminous Software

$10000 - $24999

$25 - $49/hr

10 - 49

2019

Manning, South Carolina

Service focuses

‌

Review

We are extremely satisfied with the e-commerce website developed by Fulminous Software for Jeevandhara Chai Pvt Ltd . The platform is fast, secure, and user-friendly, offering an exceptional shopping experience for our customers. From smooth navigation to mobile responsiveness and secure payment integration, every detail was handled with professionalism. Their team delivered the project on time and exceeded our expectations in terms of design, functionality, and performance. This website has significantly improved our brand presence and helped us connect with more customers online.

Reviewer

Ravi Jhanwar

Director

5.0

Startbit IT Solutions Pvt. Ltd.

Claimed

Your Go-To Partner for Salesforce, .NET, Mobile Apps, ROR, Shopify, PHP WordPress Development

4.9

About company

Startbit IT Solutions Pvt. Ltd. is a globally recognized ISO 9001 and 27001 certified IT services provider. We specialize in outsourced product development and custom software development, focusing o... Read more about Startbit IT Solutions Pvt. Ltd.

$5000 - $9999

< $25/hr

50 - 199

2008

Wilmington, Delaware

Service focuses

‌

Review

Startbit IT Solutions flawlessly converted our WordPress site to ReactJS and Firebase, displaying exceptional proficiency and professionalism. Their meticulous approach ensured smooth integration while adhering to our flexible budget. The agency showcased expertise and professionalism throughout the project, delivering great results and enhancing our online presence with an agile and responsive web platform. We appreciate Startbit IT Solutions' proactive problem-solving and commitment, which made it an invaluable partner for our digital projects.

Reviewer

Shaun Desilva

Owner

4.8

BugRaptors

Claimed

All Ways of Quality Always

5.0

About company

BugRaptors is a globally recognized software testing and QA company. With headquarters in India and geographical presence across the globe, the brand specializes in ensuring the reliability and qual... Read more about BugRaptors

Undisclosed

< $25/hr

200 - 499

2016

Emeryville, California

Service focuses

‌

Review

BugRaptors exceeded our expectations in performance testing our banking application. Their expertise with JMeter, custom frameworks, and server monitoring was invaluable. Our response time improved significantly, and we appreciate their thorough approach. Highly recommended!

Reviewer

Katherine Williams

Project Manager

5.0

A3Logics Inc.

Claimed

Technology Sorted Out

About company

A3Logics is an IT industry leader in digital transformation whether it is creating custom mobile apps or AI-powered software that allows businesses to thrive in the digital landscape. For over two d... Read more about A3Logics Inc.

$5000 - $9999

$25 - $49/hr

200 - 499

2003

Carlsbad, California

Service focuses

‌

PFLB

Claimed

Performance and Load Testing Services

About company

PFLB is a performance and load testing company. Since 2008, PFLB's 150+ performance engineers have run load, stress and reliability testing for 300+ companies: banks, retailers, SaaS vendors and publ... Read more about PFLB

$5000 - $9999

$50 - $99/hr

200 - 499

2008

Mountain View, California

Service focuses

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ScienceSoft

Claimed

Delivering project success no matter what

About company

ScienceSoft USA Corporation, doing business as ScienceSoft, is an AI transformation and software development company founded in 1989. With 750+ engineers and consultants, the company delivers full-cy... Read more about ScienceSoft

$50000 - $199,999

$50 - $99/hr

500 - 999

1989

McKinney, Texas

Service focuses

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Systemart

Claimed

We Optimize. You Capitalize.

About company

Systemart, LLC, is a leading company offering a wide range of IT services, staffing solutions, and outsourcing business processes. For over 25 years, Systemart has been well-known for providing creat... Read more about Systemart

Less than $5000

< $25/hr

50 - 199

1999

Parsippany, New Jersey

Service focuses

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Nous Infosystems

Claimed

About company

Nous Infosystems is a leading global product engineering and IT service US-based company, empowering customers to future-proof their business by transforming them into digitally resilient organizatio... Read more about Nous Infosystems

Undisclosed

$50 - $99/hr

500 - 999

1996

Edison, New Jersey

Service focuses

‌

Claimed

Healthcare AI, App & Software Development Company in San Diego, CA

About company

Bitcot is an award-winning digital transformation company that leading organizations, healthcare providers, and health tech innovators trust for custom solutions in web, mobile, AI, and automation.... Read more about BitCot

$5000 - $9999

$25 - $49/hr

200 - 499

2010

San Diego, California

Service focuses

‌

Persistent Systems

Claimed

See Beyond, Rise Above

About company

Persistent Systems is a global technology services company specializing in software product development and technology solutions. Established in 1990 and headquartered in Pune, India, the company ope... Read more about Persistent Systems

$25000 - $49999

$50 - $99/hr

10000+

1990

Santa Clara, California

Service focuses

‌

10alogo

Claimed

About company

10alogo is a leading provider of cheap logo design services. We offer high-quality logo design solutions at competitive prices, making it easier for small businesses and entrepreneurs to establish... Read more about 10alogo

Less than $5000

< $25/hr

10 - 49

2000

Houston, Texas

Service focuses

‌

Jade Global

Claimed

Powering the Digital Enterprise

About company

With 2000+ professionals worldwide, 2600+ technology projects, and 350+ cloud-certified professionals, Jade Global is your ideal IT Services Partner. Jade Global is a member of the Oracle Partner, Sa... Read more about Jade Global

Undisclosed

$100 - $149/hr

1000 - 4999

2003

San Jose, California

Service focuses

‌

BuzzClan

Claimed

About company

BuzzClan is a premier AI-first solution provider delivering AI-powered software, advisory, and implementation services that transform operations across the public and private sectors. Backed by a tea... Read more about BuzzClan

$10000 - $24999

$100 - $149/hr

200 - 499

2013

Frisco, Texas

Service focuses

‌

Claimed

About company

IBC Mobile, a leading software development company, has been transforming businesses with innovation-led services. Our mission is to not only develop software but to build dynamic digital experi... Read more about IBC Mobile

Less than $5000

< $25/hr

50 - 199

2010

Coatesville, Pennsylvania

Service focuses

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Invision Technologies

Unclaimed

Affordable Digital Solution

About company

Serving and evolving with the industry of tech for more than 20 years, Invision Technologies has proven time and time again its worth to the amazing and diverse clientele

Undisclosed

$100 - $149/hr

200 - 499

1992

United States

Service focuses

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TestDevLab

Claimed

Let's build your solution - Better. Faster. Together.

About company

TestDevLab (A Xoriant Company) is the AI-augmented software testing and quality assurance company chosen by startups and Fortune 500 companies that care about quality . With over 15 years of hands-o... Read more about TestDevLab

Undisclosed

$25 - $49/hr

500 - 999

2011

Camden, Delaware

Service focuses

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iFlair Web Technologies Pvt. Ltd.

Claimed

Together we Grow

About company

iFlair Web Technologies is a leading software development company specializing in custom web and mobile app development. With expertise in cutting-edge technologies like PHP, Laravel, React, Node.js,... Read more about iFlair Web Technologies Pvt. Ltd.

Undisclosed

200 - 499

2004

Los Angeles, California

Service focuses

‌

Unclaimed

About company

InApp is a leader in web applications, custom software, and mobile applications. With offices in India, the USA, and Japan, team has completed thousands of projects over its 21 years in the business.... Read more about InApp

Undisclosed

$25 - $49/hr

200 - 499

2000

United States

Service focuses

‌

GM Sunshine

Claimed

Empowering your digital presence with cutting-edge solutions.

About company

At GM Sunshine, we believe that technology is not just a tool but a catalyst for transformation. Our passion lies in empowering businesses to reach their full potential through innovative and tailore... Read more about GM Sunshine

Less than $5000

$50 - $99/hr

10 - 49

2016

New Castle, Delaware

Service focuses

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CloudFlex

Claimed

Building systems and relationships

About company

We are a one-stop AI development agency, that is focused on crafting robust solutions from scratch to meet unique client needs. Through the synergy of our creative prowess and deep domain expertise,... Read more about CloudFlex

$10000 - $24999

$25 - $49/hr

10 - 49

2018

Los Altos, California

Service focuses

‌

Elisol LLC

Claimed

Forging Digital Visions

About company

Elisol LLC is your go-to web design and digital marketing agency located in the heart of Cheyenne, Wyoming. Specializing in a wide range of services including web design, mobile app development, SEO,... Read more about Elisol LLC

Less than $5000

$25 - $49/hr

10 - 49

2018

Cheyenne, Wyoming

Service focuses

‌

MarcelHeap

Claimed

Creativity in Our Blood Line.

5.0

About company

MarcelHeap is a premier digital agency in USA, specializing in innovative design, development, and digital marketing solutions. We empower businesses to thrive in the digital era by crafting user-ce... Read more about MarcelHeap

Less than $5000

10 - 49

2019

Kalispell, Montana

Service focuses

‌

Review

The car rental website developed by MarcelHeap exceeded our expectations and delivered a seamless platform tailored to our needs. From intuitive car search and real-time booking to secure payment options and efficient admin tools, the website has significantly improved our operations and user experience.

Reviewer

Cindy Shelton

Co Founder

5.0

Techstack Digital

Claimed

About company

Techstack Digital is a premier IT service provider, offering a comprehensive suite of solutions designed to tackle complex business challenges. Our services include web development, app developmen... Read more about Techstack Digital

Less than $5000

< $25/hr

50 - 199

2019

St. Petersburg, Florida

Service focuses

‌

cdn solutions group

Claimed

Custom Software and Mobile App Development Company

About company

CDN Solutions Group is a premier custom software and mobile app development company renowned for delivering innovative and high-quality IT solutions. Our expertise spans a wide range of services, i... Read more about cdn solutions group

$50000 - $199,999

$25 - $49/hr

200 - 499

2000

Phoenix, Arizona

Service focuses

‌

Eluminous Technologies

Unclaimed

About company

Accelerate your digital transformation and notice great results by hiring our software development company. Build a future-ready identity in the digital space by choosing our skilled professionals.

Undisclosed

50 - 199

2002

United States

Service focuses

‌

Maruti Techlabs

Claimed

Enterprise Software Development | Chatbot Development | RPA Services

About company

Maruti Techlabs is an award-winning product strategy, design, and development partner. We combine strategic product development consulting with technical expertise in engineering, data, and systems a... Read more about Maruti Techlabs

Undisclosed

$25 - $49/hr

200 - 499

2009

Austin, Texas

Service focuses

‌

How much does it cost to hire Performance Testing Companies in the United States?

Pricing by Location in 2026

Data current as of: Nov 07, 2026

Country

Total number of companies

Companies undisclosed data

Companies provided data

Employees

Avg. hourly rate	10 - 49	50 - 199	200 - 499	1 - 9	500 - 999	10000+	1000 - 4999	Number of companies
< $25/hr	3	6	3					12
$25 - $49/hr	10	13	12	1	3			39
$50 - $99/hr	7	7	6		4	1		25
$100 - $149/hr	1		3	1			1	6
	21 25.61%	26 31.71%	24 29.27%	2 2.44%	7 8.54%	1 1.22%	1 1.22%	82

$50 - $99/hr

Avg. hourly rate

$25 - $49/hr

Summary of Performance Testing Companies in the United States (as of November 07, 2026)

To determine the average hourly cost of hiring Performance Testing Companies in the United States, we can analyze the distribution of companies across different hourly rate ranges and company sizes.

Hourly Rate Ranges:

< $25/hr: 12 companies (14.63%)
$25 - $49/hr: 39 companies (47.56%) Most Popular Rate
$50 - $99/hr: 25 companies (30.49%) Average Rate
$100 - $149/hr: 6 companies (7.32%)

Analysis

Most Popular Hourly Rate: The most popular hourly rate among Performance Testing Companies in the United States is $25 - $49/hr, with 39 companies (47.56%) offering services within this range. This indicates that a significant portion of the market is targeting a low-range pricing strategy, which may appeal to a broad spectrum of clients seeking a balance between cost and quality.
Average Hourly Rate: The average hourly rate for Performance Testing Companies in the United States is between $50 - $99/hr, with 25 companies (30.49%) falling into this category. This suggests that while mid-range pricing is popular, there is also a substantial portion of the market that offers higher-priced services, potentially indicating more specialized or high-quality offerings.

Conclusions

The Performance Testing market is diverse, with a substantial number of companies offering services at different price points to cater to a wide range of clients.
The most competitive and densely populated hourly rate range is $25 - $49/hr, making it the most accessible for many potential clients.
The hourly rates ($50 - $99/hr and above) are also common, indicating a robust market for specialized and potentially higher-quality services.

This analysis provides a comprehensive overview for businesses or individuals looking to hire Performance Testing Companies in the United States, enabling them to make informed decisions based on their budget and project requirements.

Choosing the Right Performance Testing in the United States Partner: A Full Guide

Which providers of Performance Testing services in the United States featured on the SuperbCompanies portal have more than 10 years of experience?

Currently, several firms listed on SuperbCompanies boast over 10 years of experience in providing high-quality Performance Testing in the United States services. Some of the most prominent among them are:

DeviQA (2010)
Dean Infotech Pvt. Ltd. (2012)
wdipl (2000)
Differenz System (2013)
Startbit IT Solutions Pvt. Ltd. (2008)

These companies combine rich experience and cutting-edge technology. For more detailed information, you can visit their profiles on the SuperbCompanies portal.

What are the Top providers of Performance Testing services in the United States that have 10 years of experience and offer the lowest prices?

Here are some of the top providers with over 10 years of experience, excellent reviews, and competitive pricing:

10alogo (2000) - < $25 per hour
Sparx IT Solutions (2007) - < $25 per hour
Azilen Technologies (2009) - < $25 per hour
Startbit IT Solutions Pvt. Ltd. (2008) - < $25 per hour - 6 reviews
IBC Mobile (2010) - < $25 per hour

These companies are all well-regarded for their expertise in various types of Performance Testing in the United States and offer scalable and affordable solutions for businesses of all kinds and sizes

What are the most experienced providers of Performance Testing services in the United States among those listed on SuperbCompanies?

Among these providers listed on the SuperbCompanies portal, the following have the most significant experience:

ScienceSoft (1989)
BIT Studios (1990)
Persistent Systems (1990)
Invision Technologies (1992)
Compunnel Inc (1994)

These companies are known for their extensive experience in Performance Testing in the United States and have established themselves as industry leaders over the years. You can find more details about these companies on the SuperbCompanies website.

Which agencies of Performance Testing in the United States are the best, based on customer reviews on the SuperbCompanies portal?

Here are some of the top-rated agencies, according to customer reviews left on the SuperbCompanies portal:

DeviQA (36 reviews)
Differenz System (6 reviews)
Startbit IT Solutions Pvt. Ltd. (6 reviews)
wdipl (3 reviews)
MarcelHeap (2 reviews)

Customer feedback highlights specialized Performance Testing in the United States, client-oriented solutions, and the strong reputations of these companies. To read reviews and find more detailed information about the companies, you can visit their profiles on the SuperbCompanies portal.

Which Performance Testing in the United States service providers on the SuperbCompanies portal are the most awarded and certified?

On the SuperbCompanies portal, providers stand out for being highly awarded and certified. Among them, the following companies are particularly noteworthy:

DeviQA (2010) - $25 - $49 per hour - 36 reviews
Dean Infotech Pvt. Ltd. (2012) - $25 - $49 per hour - 1 review
Differenz System (2013) - $25 - $49 per hour - 6 reviews
BugRaptors (2016) - < $25 per hour - 1 review
Startbit IT Solutions Pvt. Ltd. (2008) - < $25 per hour - 6 reviews

How many providers of Performance Testing services in the United States are listed on the SuperbCompanies portal?

The SuperbCompanies portal lists a variety of Performance Testing in the United States service providers across multiple regions, and over 95 featured companies are based across countries like Canada, the United States, Ukraine, and more.

It is worth mentioning that around 13 of the Performance Testing in the United States firms on the SuperbCompanies portal do not provide full information. This means that they cannot be used in the in-depth analytical research conducted by the SuperbCompanies experts. As a result, their services and performance may not be as easily evaluated or scrutinized compared to companies with full, transparent data.

Which working models are the most popular among firms of Performance Testing services in the United States listed on the SuperbCompanies portal?

The most popular working models among Performance Testing in the United States firms listed on the SuperbCompanies portal are the following:

Full Time - 50 companies
On Demand - 27 companies
Part Time - 19 companies

These models cater to various project needs and requirements, offering flexibility in terms of resource allocation and engagement.

Which project management methodologies are the most popular among providers of Performance Testing in the United States listed on the SuperbCompanies portal?

The most popular project management methodologies used by software testing providers listed on SuperbCompanies are:

Agile Methodology - 31 companies
Scrum Methodology - 23 companies
Waterfall Methodology - 16 companies
Lean Methodology - 13 companies
Kanban Methodology - 11 companies

These methodologies cater to various project types and organizational needs, offering flexibility and efficiency for different testing requirements.

Which leading vendors of Performance Testing in the United States have success stories that demonstrate their expertise?

On the SuperbCompanies portal, several leading Performance Testing in the United States experts share success stories and client experiences. These companies are recognized for their expertise in delivering quality and reliable Performance Testing in the United States services. Some of the top companies with impressive portfolios are:

wdipl (18 cases)
Startbit IT Solutions Pvt. Ltd. (16 cases)
WEDOWEBAPPS LLC (11 cases)
DeviQA (11 cases)
Vention (9 cases)

These companies have built stellar reputations by consistently delivering high-quality Performance Testing in the United States services and working with prominent brands across different industries. To read their success stories and client experiences, as well as to gain more insights into their achievements, visit their profiles on the SuperbCompanies portal.