Are you looking for top-rated staff augmentation companies in the USA? Having the right staffing agencies on your side is an effective strategy to add extra talents to your existing team or get a project developed without having to hire an in-house team and pay a 70% higher cost for the same project. TopDevelopers.co brings you a reliable, analyzed, and refined list of America’s top staff augmentation companies. We have expertly analyzed and selected them for your list. All listed agencies are reliable, empower thousands of other businesses in the USA and around the world, and help them grow incessantly. Check it now.
242 Companies | Last Updated 07 December, 2025
Web and App Development Company
Attract Group is a team of professional web and mobile developers and programmers. We assist start-ups in faster emergence and established companies in digitalizing smoothly. Headquarters location: Netherlands (Amsterdam) and the USA (Las Vegas). Attract Group successfully operating since 2011 and has proven its expertise. Our team consists of highly skilled specialists in all branches namely web development, web design, project architecture, application development, and IT Business Consulting. Specialization: Custom CRM and ERP systems; Tailored…Explore the detailed profile of Attract Group
51 to 250
$26 - $50
$25001 - $50000
USA, Netherlands
E-commerce experts. Official Shopify partners
DigitalSuits is an ecommerce development company with extensive expertise in Shopify development. Our team of professionals is devoted to transforming your business aspirations into successful, market-ready solutions that are custom-made to align with your specific requirements. We are committed to excellence, ensuring the highest quality and results through our full spectrum of software development services. Reach out to us to tap into our specialized expertise and strong technical capabilities. By selecting DigitalSuits as your…Explore the detailed profile of DigitalSuits
51 to 250
$51 - $100
$5001 - $10000
USA
AccelOne is an IT company and staff augmentation agency. Our team of senior-level, dedicated developers, designers, and project managers are committed to ensuring top quality results, that arrive on-time and on budget. We serve mid-size to enterprise-level clients globally through our services located both in Seattle and from our nearshore development center in Buenos Aires, Argentina. Our…Explore the detailed profile of AccelOne
They incorporate new skills for product development.
51 to 250
$51 - $100
$50001 - $100000
USA
A Trusted Digital Transformation Partner
Futurism Technologies is a CMMI Level 3 and ISO 9001:2015 and ISO 27001 certified organization. A leading provider of digital information technology, consulting, artificial intelligence, IoT, cyber security, and digital transformation services. Headquartered in Piscataway, New Jersey (U.S.), Futurism takes great pride in its ability to provide a guidance and definition to their clients’ digital journey. Established in 2003, Futurism Technologies has a global presence including USA, UAE, Australia, Germany and India. With over 10 global development…Explore the detailed profile of Futurism Technologies
251 to 1000
$26 - $50
$5001 - $10000
USA
Your Partner for AI-Integrated Digital Solutions
Revolutionize your business with VisionX's innovative AI services. Designed for both startups and enterprises, VisionX provides the tools you need to achieve unparalleled efficiency and gain a competitive edge. Explore the detailed profile of VisionX
51 to 250
$26 - $50
Less than - $5000
USA
Custom Software Lab builds custom software to solve specific business problems for small and medium-sized businesses in the United States. We have dedicated teams for Open Source PHP Development, Microsoft .Net development, Android App Development, IOS App Development and SAAS Development. We drive the complete process starting from cutting-edge UI using Bootstrap to scalable blackened development on the Cloud that needs very little ongoing management. Using off-the-shelf solutions, we can speed up the delivery cycle and bring cost-effective solutions…Explore the detailed profile of Custom Software Lab
51 to 250
Not Disclosed
$5001 - $10000
USA
Transforming Enterprises with AI Applications.
ThirdEye Data leverages Artificial Intelligence & Big Data technologies to build AI applications for enterprises worldwide. ThirdEye is a Silicon Valley-based one-stop-shop for Data Sciences, Analytics & Engineering services & products ThirdEye has a decade of experience in building end-to-end technical solutions for Fortune 500 companies and start-ups as well. ThirdEye's services…Explore the detailed profile of ThirdEye Data
Helped us fulfill all our ambitions.
51 to 250
$51 - $100
$25001 - $50000
USA, Canada
Hire Top 1% Remote Developers Within 24 Hours
Remotebase is a recruitment marketplace that matches tech companies with the world’s top 1% of developer teams, pre-vetted and ready to hire within 24 hours. Their Silicon Valley standardized vetting process provides the finest tech experts with 100+ skills that best fit your timezone and work model, eliminating the highly exhaustive and costly hiring process. Explore the detailed profile of Remotebase
51 to 250
Up to $25
$5001 - $10000
USA
Own The Solutions
BuzzClan is a premier provider of data engineering, cloud operations, and digital transformation services. With a team of 500+ skilled professionals, we deliver cutting-edge solutions and expert staffing to drive business growth. Our Data Engineering expertise ensures robust data infrastructures while our Cloud Ops team optimizes scalability and performance. We have successfully executed 150+ Digital Transformation projects, leveraging AI and automation. Recognized by Inc., USPAACC, Dallas 100, and other agencies, we are committed to empowering…Explore the detailed profile of BuzzClan
251 to 1000
$51 - $100
Less than - $5000
USA
The Company of Experts
TPLEX has helped over 200 businesses to scale their engineering teams and provided product development expertise to build world-class software. Explore the detailed profile of Tplex
11 to 50
$26 - $50
Less than - $5000
USA, UAE, Pakistan
Custom software development, on-demand teams.
Maxiom Technology offers a broad range of software development and consulting services centered around building awesome Web, Cloud, Mobile and Enterprise apps with an unrelenting commitment to quality. Our topflight software developers build innovative custom software for businesses and organizations around the world using our proven techniques, Agile development processes combined with rigorous checks and balances. Our clients are repeat customers, a true testament of our dedication to deliver only the best, with no exceptions. Explore the detailed profile of Maxiom Technology
11 to 50
$101 - $150
Less than - $5000
USA
Creating New Dimensions
Protonshub is a CMMI Level 5 custom software development company working towards creating exceptional innovative solutions for businesses of all types. They have a team of experts who are dedicated when it comes to helping you achieve your goals by leveraging the latest technologies and best practices. When it comes to finding experienced and effective developers, Protonshub is the right choice. Every…Explore the detailed profile of Protonshub Technologies
Delivered a cost-effective product.
51 to 250
Up to $25
$5001 - $10000
USA, India
Software Development Services & IT Outsourcing Solutions
Positiwise Software Pvt Ltd provides intelligent and innovative solutions that help you to accelerate, optimize and transform your business with next-generation software development. We have been offering end-to-end business solutions using .NET, PHP, and more for 10 years. We have worked in many industries covering Retail, E-commerce, CRM, Web Security Services, WordPress Development Services, and Cloud and Database Optimizations. More than 100+ professionals and experts have decades of experience in custom development and handling clients’…Explore the detailed profile of Positiwise Software Pvt Ltd
51 to 250
Up to $25
$5001 - $10000
USA
From Idea to Impact.
KMS Technology is a strategic engineering company helping businesses turn bold ideas into high-impact solutions—faster. Founded in 2009 as a U.S.-based services company, we’ve grown into a global organization with locations in the US, Vietnam and Mexico. KMS is trusted globally for the quality of our engineering and consulting services. We bring deep expertise in product development and quality assurance, AI-native engineering, and delivery excellence to every engagement. Our mission is to help customers build what’s next—accelerating…Explore the detailed profile of KMS Technology
251 to 1000
$26 - $50
$5001 - $10000
USA, Vietnam, Australia
We don't have clients. We have partners.
Why do CEOs, Marketing Managers, Tech Project Leads, or CTOs choose us? From founded in 1865 to brand new companies. Our clients are placed both on Crunchbase and Chicago Tribune. 27 industries explored since 2002. We do software development for B2C and B2B businesses. Our clients represent over 27 industries and tons of ideas. Timezones and geographic distances aren't a border for…Explore the detailed profile of Gecko Dynamics
Thank you Gecko Dynamics for becoming part of our journey
51 to 250
$51 - $100
Less than - $5000
USA, Canada, Poland
We craft beautiful software.
At LoopStudio, we partner with growth-oriented startups to turn their ideas into extraordinary web and mobile products. Our shared passion for technology and entrepreneurial spirit led us to create LoopStudio, back in 2014. Today, Loop has grown into a fantastic group of professionals dedicated to helping founders scale their businesses through technology. We have partnered with startups across the world, ranging in exciting industries like cybersecurity, finance, NGOs, construction, gaming, and more. They have chosen us because of our: - Experience…Explore the detailed profile of LoopStudio
51 to 250
$51 - $100
$25001 - $50000
USA
A Global IT Solutions & Consulting Company
Speridian Technologies, as a leading provider of business and technology solutions worldwide, assist clients in modernising their organisations through digital transformation using next-gen digital and cloud solutions. We are primarily an IT consulting and services firm with a track record of resolving business problems using a special, industry-based consultative approach. We have been managing around 350+ clients worldwide and 19 years of experience in this field. We serve for Healthcare, Banking & Financial Services, Insurance, Manufacturing,…Explore the detailed profile of Speridian Technologies
1000+
$26 - $50
$10001 - $25000
USA, Canada, India+1
Global Technical recruiter with Hiring Solutions
Xperti is a product designed to serve the professional development of an elite community of technology experts. Members of the Xperti community experience a wide range of career benefits, including priority placements, exclusive technology resources, industry updates, and more. Full-stack Java professionals will be given preference in the current cohort. However, other top-tier technology professionals are strongly encouraged to apply. Xperti is an Arthur Lawrence product. Explore the detailed profile of Xperti
51 to 250
Up to $25
$5001 - $10000
USA
We transform business ideas to outperforming digital products
Thinkwik is a leading global digital transformation Company specialising in custom software development, Web & App Development, UI/UX Design, Cloud Solutions, and emerging technologies like AI, ML, DApp, AR VR and IOT with 10+ years of experience in the IT Industry. We empower businesses worldwide with scalable, secure and efficient digital solutions tailored to their specific need. We take pride in delivering end to end custom digital solutions with agile methodologies, ensuring seamless project…Explore the detailed profile of Thinkwik Technology
51 to 250
Not Disclosed
$5001 - $10000
USA, India
Transforming Dynamics of Innovation
Prosigns is a trusted software development company established in 2018, renowned for its expertise in remote developer staff augmentation and end-to-end digital transformation services. Prosigns empower businesses by providing highly skilled and vetted developers in a range of cutting-edge technologies. Our extensive software development services cater to a variety of industries, including Fintech,…Explore the detailed profile of Prosigns
Exceptional Service and Expertise in Software Development
11 to 50
$26 - $50
$5001 - $10000
USA, Qatar, Pakistan
Dynatech Systems
DynaTech Systems is a CMMI Level 3 Digital Transformation and Microsoft Gold Partner for Azure, Microsoft Dynamics 365 and Power Platform Consulting, implementation, upgrades, and support. Trusted by various clients across the globe, DynaTech helps enterprises streamline their business processes and enhance their business performance through business solutions customized as per their requirements. With in-depth knowledge of the Microsoft Dynamics 365, Azure and Power platforms and vast experience in serving industries like Discrete Manufacturing,…Explore the detailed profile of Dynatech Systems
51 to 250
Up to $25
$25001 - $50000
USA
Better Teams // Better Software
You can rely on Sketch for your software development and optimization needs. This includes application development, establishment of your automated CI/CD pipelines, test automation, and continuously refining your approach to leveraging cloud capabilities. Sketch makes delivering software better, faster, and more complete. Sketch has experience with clients in diverse fields including fintech, healthcare,…Explore the detailed profile of Sketch Development Services
Highly responsive and collaborative team!
11 to 50
$101 - $150
$50001 - $100000
USA
Find Your Top Tech Talent
Our IT recruiting agency has been operating on the market since 2015. We help find IT specialists for companies in the US, Canada, the UK, Mexico, Brazil, Israel, Poland, Romania, Ukraine, other EU countries, and worldwide. We work with product and outsourcing companies, form core teams for startups, and look for talents for R&D centers. How we can help you: • IT recruiting. We are searching for developers, QA, DevOps, CTOs for FinTech, E-commerce, Web3, SaaS and PaaS products, Machine Learning, AI, and other areas. •…Explore the detailed profile of ITExpert recruitment agency
11 to 50
$26 - $50
$5001 - $10000
USA, UK, Poland
Together Moving Forward
Sage IT is a leader in digital business transformation and optimization and a global provider of IT services. The company focuses on achieving sustainable business outcomes for customers by enabling customer enterprises to become Composable, Hyper automated, Cloud enabled, Data driven and Scalable. Established in 2003, Sage IT has a well-established global delivery structure that is equipped with solution experts, proven tools, and methodologies. The company has developed strong relationships with leading digital technology providers to provide…Explore the detailed profile of Sage IT
251 to 1000
$26 - $50
$25001 - $50000
USA, UK, India
Remote Developer
UltraGenius is a platform that connects fast-growing companies with experienced developers from India. Our model includes a rigorous screening process to select top-notch talent, leveraging live coding interviews, assessments, and referrals. With a pool of over 50,000 skilled developers, we offer efficient matching, saving time and costs for companies. Our pricing model allows companies to pay only upon hiring a candidate and provide the flexibility of both contract-based arrangements, where we handle various operational aspects, or direct payroll…Explore the detailed profile of ultraGenius Tech Pvt Ltd
11 to 50
Up to $25
$5001 - $10000
USA
Global Software Product Studio
PowerGate Software is a global software development partner specializing in full-cycle digital solutions. Since 2011, we’ve delivered 200+ projects across healthcare, fintech, education, and more – helping startups and enterprises bring their ideas to life with scalable, high-quality technology. With offices in the United States and Australia, and teams across North America, Europe, and Asia-Pacific, we’re positioned to support clients close to their markets with speed and flexibility. Our services span custom software and…Explore the detailed profile of PowerGate Software
251 to 1000
Up to $25
$10001 - $25000
USA, Vietnam, Australia
Your threat striking company
We are SharkStriker, a global cybersecurity vendor who seek to empower MSPs with our holistic range of human-led, technologically driven cybersecurity services. We have our presence in over 30+ countries catering to clients from multiple industries. Explore the detailed profile of SharkStriker
11 to 50
Up to $25
$5001 - $10000
USA
Data Backup and Recovery Solutions
Empowering Data Accessibility, Securing Every Inch. KELYN Technologies delivers reliable data management, backup, and recovery solutions tailored for the rigorous needs of government and enterprise users. In addition, we proudly introduce the exclusive 3D stereo passive monitor, 'PluraView,' the sole product of its kind in North America. At KELYN, we advocate for Information Technology to be a force of multiple positive impacts on your enterprise. Leverage our extensive experience and expertise in data management best practices, sparing…Explore the detailed profile of Kelyn Technologies
11 to 50
Up to $25
$5001 - $10000
USA
Maxnet Technologies is a specialized IT solutions provider,
Business Intelligence (BI) Solutions Maxnet Technologies offers comprehensive Business Intelligence (BI) solutions, enabling businesses to transform raw data into meaningful insights. Using leading BI tools such as Tableau, MicroStrategy (MSTR), Power BI, SAP Business Objects, and Looker, we deliver dynamic dashboards, robust reporting, and cutting-edge BI analytics. Our solutions empower data-driven decision-making, helping organizations stay competitive in today’s market. Enterprise Data Warehouse (EDW) Maxnet provides tailored EDW…Explore the detailed profile of Maxnet Technologies
51 to 250
Not Disclosed
$10001 - $25000
USA
The only TRUE 1 bill, 1 point of contact for IT. | For
Looking for an experienced team that offers comprehensive IT support and services? Fisch Solutions is your one-stop solution. At Fisch, we combine your IT, website, phones, and Internet services under one provider and a more cost-effective bill. We also offer business VOIP phone systems to meet your communication needs. Since our inception, Fisch Solutions has been serving a diverse clientele, which comprises legal, healthcare, construction, not-for-profit, public safety, real estate, and government agencies. If you want to find out more about…Explore the detailed profile of Fisch Solutions
11 to 50
$51 - $100
$5001 - $10000
USA
Amplifying Businesses Leveraging Technology Transformation!
Odyssey Analytics is a software development company. We offer Staff Augmentation, Artificial Intelligence, Machine Learning, Cloud Computing, BI Reporting & Dashboards, Data Analytics, and, Data Engineering services. We focus on client success. Our mission is to transform the business into advanced technology. Please reach out to us and talk about your project with experts. Explore the detailed profile of Odyssey Analytics
51 to 250
$51 - $100
Less than - $5000
USA
Trusted and Reliable Web & Mobile App Development Partner
WPWeb Infotech is a leading Web and Mobile App development company, delivering top-notch IT solutions for startups, small, medium, and enterprise-level businesses across the globe. WPWeb Infotech is a trusted web development partner and preferred choice for outsourcing developers in trending technologies like PHP, WordPress, Laravel, CI, Shopify, Magento, React, Angular, Node JS, Drupal, Ruby on Rails,…Explore the detailed profile of WPWeb Infotech Pvt. Ltd.
Best WordPress Development Company
51 to 250
Up to $25
$10001 - $25000
USA, India, Canada+3
Castle Interactive LLC, a top US IT staffing company,
Castle Interactive LLC, a top US IT staffing company, offers staffing solutions and IT services. We have top IT professionals with more than 25 years of experience working at the global enterprise level on difficult system/application development & modernization, cloud solutions, security/government, and advanced analytics solutions. Explore the detailed profile of Castle Interactive LLC
1000+
$51 - $100
$5001 - $10000
USA
IT services & software development company
TechMatter is an IT services and software development company founded in 2017 by Mubashir Hanif. What started as a small idea has grown into a team of talented, passionate, and experienced professionals who genuinely love solving problems through technology. We believe IT isn’t just about coding or fixing bugs, it’s about helping businesses work smarter, scale faster, and reach their full potential. Our mission is simple: to show that technology, when done right, can transform how businesses operate and compete. Over the years, we’ve…Explore the detailed profile of TechMatter
1000+
$51 - $100
Less than - $5000
USA
Tangicloud is a proud Industry Solution Vendor for Microsoft
I’m Jay Malik, founder and CEO for Tangicloud. I’ve been working with nonprofits and governments for over 20 years. My passion is to deliver the best accounting software functionality possible on the most modern technology platforms available. Tangicloud’s mission is driven on my personal belief that we here to serve the people who work in nonprofits and governments as they selflessly serve the greater good. Tangicloud’s story is based on my personal belief that there is a lot more to being a good business than focusing…Explore the detailed profile of tangicloud
51 to 250
$26 - $50
$5001 - $10000
USA
To choose the best staff augmentation agency in the USA, you need to follow a few steps given below.
Before you find a staff augmentation company in the USA, you need to know why you are looking for them. Whether it is software development, mobile app development or website development, you need to know your requirements. Besides, you also need to decide if you are hiring for short-term projects or long-term projects. Ask some questions and note down the answers you have.
Make a list of 10 staff augmentation agencies from the USA. You can use a platform like the TopDevelopers.co as you will find researched list of companies who are well versed in offering refined staff augmentation services. The listing platform analyze the firm from before ranking them on the website.
Next, you can ensure the staff augmentation company has a reputation and delivers the best results. Check their portfolio range and reviews/testimonials from genuine clients. You will have better ideas. Select the one that fits your requirements and remove the other ones from the list.
Now, check their skills and expertise. You can conduct interviews with the team and check their skills by asking some relevant questions and checking past work.
Every staff augmentation agency in the USA provides flexible engagement models. However, the cost differs for each engagement model from one company to another. You can ask for cost estimation and hourly rate. If you find them in the budget, you have the next step; the rest should be out of your list.
Does staff agency in the USA provide a deadline for project delivery? Those with “yes” can be tried. You can also confirm this by checking with their previous projects done for clients. Make sure to ask if the project was developed as per scope and delivered on time.
Now, you know the answer to who you should choose for your business.
There are various pricing models to hire a staff augmentation company in the USA. They are the Time and Materials Model, Retainer Model, Hybrid Model, Fixed Cost Model, Contingency Model, Value-based Model, and Performance-based Model.
Clients can hire a staff augmentation company and pay for the time and material they use. T&M pricing model is widely used for short-term software development outsourcing and consulting services.
In this model, the company hires a staff augmentation company for development projects or other agreements. With the retainer model, the company pay the staff augmentation team a fixed amount of money for a set number of hours. Usually, the agreements are made for 18 months and last as the project requires.
It’s the combination of two or more pricing models that can better modify to meet the business or project expectations. In most cases, it combines fixed rates and usage-based pricing as flexible options for businesses to choose from.
The fixed cost engagement model for staff augmentation refers to when a company hire a software outsourcing company or staff augmentation team for a fixed period at fixed costs. In this, the staff augmentation company in the US will provide augmentation services by providing full control of the team for the contract period.
It’s similar to monthly hires, but here, the businesses hire staff augmentation companies for extended projects. However, the pricing will be either monthly or hourly.
Many businesses prefer quality over costs; hence, they look for exceptional talents in a particular field, technology, experience, and skills. The time and price is set based on the value the staff augmentation agency in the USA delivers.
This is very rare and used for certain kinds of projects. In this model, the pricing is determined based on results.
It can be $49 per hour to $200 per hour or $50,000–$199,999 per project. However, the actual costs may widely differ depending on some factors, like the staff augmentation model you choose. They have different pricing models for each engagement model, such as $49-$199 for the hourly model, $1000 to $4,000 for the monthly model and, $2,000+ for continued-term, $50,000–$199,999 for the fixed price.
The cost for staff augmentation in the USA will be based on the staff augmentation model you choose.
Hiring consulting services and staff augmentation companies depend on the scope and focus. For example, a staff augmentation company in the USA can help you with your comprehensive needs; it can support project development and peroration needs. On the other hand, consulting services help you with strategic planning, guide, and solve the problem. However, it is best advised that when you compare these two, you will find that hiring consulting services is are costly affair in most cases. The reason is they charge a high hourly rate.
Most importantly, there are no time limits and it can be for a longer duration. With a staff augmentation agency, you have the flexibility to scale up and down. When you hire a staff augmentation company in the USA, your in-house team has control over projects, while in consulting services, you don’t.