Collaborate with top .NET development companies in the United States to modernize, streamline, and scale your systems through custom .NET development.
We Compiled the Best USA .Net Development Companies for You
1,001 Companies-Rankings updated: September 09, 2026
All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.
Genesis Technologies is your one-stop IT partner, offering bespoke development, testing, DevOps, and UI/UX solutions. With 14+ years of proven expertise, 1000+ delivered projects, and a perfect Job Success Score on Upwork, we are trusted by global clients to get it right, every time...
Prox is a creative & digital growth agency inspiring 500+ global brands to make change feel possible. Combining creativity, technology, and strategy across the USA, UAE, UK, and Australia, we build brands, transform digital identities, and create digital experiences built for whats next...
LIPA is where founders turn ideas into stunning, high-converting digital experiences. We blend founder-first thinking with bold design to launch faster, sharper, and smarter...
BitCodeSolution boosts your business with super-smart software solutions, business marketing, making innovation and growth a breeze. Were not just any software folks, were here to customize services that fit your unique needs...
Welcome to The Omni Shot Your Trusted Partner in Web Development and Marketing! We specialize in cutting-edge Website Design, Ecommerce Solutions, SEO, and Search Marketing that drive results for your business. Discover why our clients love working with us by browsing our Customer Testimonials. Curious about...
Founded by two friends with a shared love for the outdoors and creative media, Mtn Born Media specializes in elevating individuals and brands through award-winning content. We offer a comprehensive suite of services, including video production, photography, SEO, web design, and social media marketing, all...
You're good at what you do. The problem is that online, the customers searching for you can't find you, or they find a competitor first. Omega Trove fixes that. We don't sell a logo this month and an ad campaign the next. We build one growth system: a brand people trust, a website that turns visitors into...
NXT LABS builds AI-powered solutions that simplify processes, automate workflows, and accelerate innovation. We help businesses unlock efficiency and make smarter decisions through custom, intelligent technology...
Strativera is a growth consulting and digital marketing agency that connects marketing, revenue operations, and execution into one system built to drive pipeline and revenue. We serve mid-market and PE-backed companies from startups to $500M+ enterprises...
We're looking for businesses that need a strong online presence. You can expect your rebuilt or new website to utilize organic and paid SEO to reach search ranking goals, engage on social media platforms, run targeted online ads, deliver monthly blog posts, create valuable content for marketing, and leverage...
At Siffrum, we don't just build technology we craft intelligent solutions that drive smarter, faster growth. As a full-stack IT and Software company with a dedicated Data Science wing, we blend innovation with strategy to deliver measurable results. From AI-powered analytics and custom software to scalable...
Building Exceptional Software. Delivering Exceptional Talent
Building Exceptional Software. Delivering Exceptional Talent
Source Sphere LLC helps businesses grow by providing tailored IT services and staffing solutions. From connecting companies with the right talent to delivering custom technology solutions, we focus on driving efficiency, scalability, and long-term success for clients across industries...
Designly Web Agency helps Greensboro businesses grow through professional website design and development. We specialize in building sleek, responsive, and conversion-focused websites that highlight your brand and attract customers. From eCommerce stores to business websites, our team ensures every site is...
Technology With Soul. Strategy With Fire. Success with Purpose
Technology With Soul. Strategy With Fire. Success with Purpose
Where Vision Meets Execution and Innovation Has Purpose. We believe technology should do more than just function it should fuel transformation, unlock hidden potential, and create a meaningful impact. With over a decade of experience, we specialize in delivering custom-built, high-performance solutions across...
57 Clicks is a family-owned Orlando Florida Full-Service Digital Marketing agency. Our team helps local and national brands grow by turning clicks into customers. Our digital marketing agency offers a wide variety of services including website design, SEO, video production, PPC and social media...
Software Solution LA is a Phoenix-based digital agency delivering custom software, web and app development, SEO, and creative design services. Since 2007, we've helped startups and enterprises innovate, grow, and strengthen their brand with affordable, tailored solutions...
Best Digital Marketing Agency Fueling Your Success
Best Digital Marketing Agency Fueling Your Success
TEKOCEANS is a vibrant digital agency dedicated to elevating your online presence. From sleek web and logo design to SEO, Social Media Marketing and Video Animation; we deliver polished, performance driven solutions that help businesses make a lasting impression...
MadHustlers is a full-service digital marketing agency specializing in SEO, PPC, web design, and performance marketing, Social Media Marketing. We help businesses grow with ROI-focused strategies, driving traffic, leads, and sales through data-driven campaigns and high-converting digital solutions...
We Help Your Business Grow With Powerful Solutions
We Help Your Business Grow With Powerful Solutions
Texono builds custom mobile, web, and desktop applications for manufacturing companies and machine shops. With a team of 49+ professionals and expertise in .NET, C#, React Native, Angular, Blazor, Azure, and AWS, Texono delivers working prototypes within one week. Every project includes a free 60-day trial...
The Offshore Developers is a New York-based software development agency delivering high-quality, scalable code through expert offshore teams. We specialize in web and mobile development, custom software, and dedicated engineering teams. With US-based leadership, agile processes, and modern tech stacks, we...
We help businesses scale by combining AI, automation, and CRM expertise into done-for-you solutions. From lead capture and client nurturing to AI-powered voice agents and custom workflow design, Yotomations builds systems that give you back time, reduce costs, and drive measurable growth. Your business...
Next Level Digitals is a design agency that crafts compelling brands, user-friendly websites and engaging UI/UX. We help startups and enterprises elevate their digital presence with fast, stress-free design, unlimited revisions, and a strong focus on emotional brand connection...
Innova Designz is a full-service creative agency offering branding, graphic design, 2D & 3D animation, ads creative, web development, app development, and SEO solutions. We help businesses stand out with innovative, tailored designs and digital strategies...
Radisoft unleashes digital potential, crafting seamless web and mobile experiences that turn ideas into reality. Radisoft is a full-service software development company building user-friendly web and mobile apps that help brands succeed. We are creative, forward-thinking, and agile - moving fast while making...
At Elision, we are a web development and digital marketing agency specializing in eCommerce websites and custom web applications. Every project we take on is handled with full commitment and loyalty to our clients. Our agile and solution-oriented approach allows us to adapt to your unique needs, while clear...
K Squared Consulting is a full-service digital agency built by two former tech company operators who spent a decade on the other side of the table hiring agencies, getting burned, and wondering where the money went. We build websites, run SEO, manage paid ads, create content, and develop brand identities for...
Axencia stands at the forefront of digital innovation, delivering intelligent marketing solutions that fuse creativity with data-driven precision. Our mission is to empower brands through personalized strategies designed for measurable growth and impact...
Development of Software and Mobile Applications with Quality, Security and Agility.
Development of Software and Mobile Applications with Quality, Security and Agility.
Mestres da Web is a leading Brazilian software house with over 10 years of experience in custom software and mobile app development. Founded by professors from São Paulo College of Technology, it trains top engineers and delivers innovative solutions for major clients like Cacau Show, Movida, and...
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World's #1 Rated & Reviewed App, Website & Software Development Company
World's #1 Rated & Reviewed App, Website & Software Development Company
Probey Services builds websites and mobile apps on WordPress, Shopify, and Flutter, for clients like Lineage and Gunzilla Games. Its team of 320+ developers covers eCommerce, healthcare, and edtech across 30+ countries. Best fit for SMBs needing affordable development services...
Webby Central, a Boston-based digital transformation company since 2013, empowers businesses with innovative strategies for growth and long-term success...
Top AI, IoT, SaaS, Mobile App & Software Development Company
Top AI, IoT, SaaS, Mobile App & Software Development Company
Kuchoriya TechSoft is a leading AI, IoT, Mobile App & Website Development, Digital Marketing, and Remote Engineers company, delivering innovative, scalable, and secure digital solutions with a strong focus on quality and emerging technologies...
TDS Premier Web Design & Development Agency goes beyond traditional web design and development. We see each project as an opportunity to innovate and excel. With a strong focus on quality and creativity, we specialize in creating custom digital solutions to enhance user experience and strengthen...
Discover the future of digital marketing with Quadra Digital Solutions, a leading Digital Marketing Company headquartered in California. With a passionate team spread across the USA and Germany, we bring together the brightest minds in development and sales. Since our founding in 2018...
Web Design & Development I Mobile App I Ecommerce I Digital Marketing
Web Design & Development I Mobile App I Ecommerce I Digital Marketing
With 100% JOB SUCCESS RATE , we are the trusted partners you could rely for development. Aquarious Technology, FOUNDED in 2012 is a team of 42+ highly talented and dedicated professionals including Full Stack Developers, Mobile & Web Developers, UI/UX Designers, Project Managers & QA specialists...
Empowering Your Digital Future with Innovative IT Solutions
Empowering Your Digital Future with Innovative IT Solutions
At Quantum IT Innovation, our team excels in AI, Big Data, RPA, and Mobile App Development for iOS, Android, and Cross-Platform. We also offer expert SEO, PPC, and Social Media services to drive your business forward in the USA, UK, Canada, Ireland, UAE, Australia, India, & across the globe...
We are not just another creative agency, we are a powerhouse of imagination, fueled by passion.
We are not just another creative agency, we are a powerhouse of imagination, fueled by passion.
With a rich tapestry of experience spanning over a decade, we've mastered the art of turning ideas into realities and visions into victories. From breathtaking branding campaigns to immersive digital experiences, we craft stories that resonate, designs that inspire, and strategies that succeed...
Crocoapps: A Decade of Excellence in Game and App Development. From React Native to Unity 3D, we deliver turnkey solutions for your digital ventures. Our mission is to create cutting-edge products and lead the global IT market. With a focus on quality, transparency, and continuous growth, we provide...
Shopify Migration Experts. Zero Risk. Real Growth.
Shopify Migration Experts. Zero Risk. Real Growth.
Ruby Digital Agency specializes in expert Shopify & Shopify Plus migrations. We replatform brands from Magento, Opencart, BigCommerce, WooCommerce & custom sites with strict data integrity and SEO preservation. Boost revenue with a seamless migration delivered on time and on budget...
AI-Driven SEO & Web Solutions That Grow Businesses
AI-Driven SEO & Web Solutions That Grow Businesses
SITE IT NOW is a leading AI-driven SEO and web development agency specializing in custom websites, mobile apps, digital marketing, and secure hosting. We help businesses rank higher, get discovered in AI search, generate more leads, and accelerate growth...
At SBO Buzz, we are focused on supporting small business owners. Our goal is to help businesses that don't have big budgets and want to maximize value and impact. We work with small businesses of all sizes and have expertise with franchises and medical/dental/chiro/podiatry practices...
Zyne Ventures is a technology and professional services solutions provider. Our unique approach to unraveling efficiency, digitization, and customer-centricity, enables our clients to envision, build and run more innovative and efficient businesses...
PM Solutions specializes in advertising and content marketing for social media, websites, print, radio, billboards and blogposts. The focus is on brand promotion, SEO, increasing visibility, digital advertising and increasing target engagement...
APPSNATION is the USA's top leading mobile application development company providing multiple Mobile App development services in IOs, Android, IoT, AR/VR, Games app development, Cross-platform, Wearable, eCommerce and much more. Contact Us to boost your Company's potential for next-level excellence...
AI Solution Provider Company for Enterprise Growth
AI Solution Provider Company for Enterprise Growth
DigiPrima Technologies-Leading AI-driven software development, Generative AI, ERP Solutions, Custom Web and App Development, Data Visualization. we have successfully delivered 2,000+ projects across 40+ countries and 30+ industries, with 90%+ client satisfaction. Get 24 hours free development today!...
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All-In-One E-commerce Technology Solution Provider: Because Every Click Matters.
All-In-One E-commerce Technology Solution Provider: Because Every Click Matters.
Vserve Ebusiness Solutions is an AI-powered Supply Chain Management and Ecommerce company with 10+ years of global delivery. We provide offshore teams, BPO, procurement, order and inventory management, customer support, and ecommerce solutions to reduce costs and improve efficiency...
ScinoRx Technologies serves as your premier destination for business-centric website development, specializing in enhancing customer engagement and driving business growth through our comprehensive digital experience services. With our tailored solutions, we empower companies to thrive in the digital...
What services does a .NET development company in the United States provide?
A .NET development company in the United States provides full-cycle custom software, website, mobile app, and cloud development using the .NET framework and ecosystem. Specifically, they offer the following:
Software audit: Analyzing the software performance, identifying issues, and creating strategies for improvements
.NET modernization: Updating the solution’s codebase, infrastructure, UI/UX design, and other functionalities to the latest standards and technologies
.NET migration: Securely transferring documents and data to a .NET software while minimizing disruption to core business processes
Cross-platform development: Crafting applications that can seamlessly function on iOS, Android, Windows, and Linux devices using a single base code
Custom APIs: Unifying systems by integrating .NET software with other apps and solutions
Enterprise solution development: Producing custom customer relationship management (CRM), finance, and inventory systems based on .NET and Windows apps
.NET consulting: Providing expert advice on optimizing the use of the .NET ecosystem and enhancing current technologies
Maintenance and support: Continuously monitoring performance, resolving issues, and updating .NET applications to ensure they remain fully functional
How much does it cost to develop a .NET solution in the United States?
On average, a .NET solution in the United States costs between $20,000 and $100,000. The final price will depend on the software type, core features and functions, project timeline, compliance requirements, and team expertise.
Here’s an estimation of .NET project costs:
Websites: $10,000-$200,000
Desktop software: $20,000-$150,000
Mobile apps: $20,000-$150,000
Enterprise solutions: $50,000-$1,000,000
Game development: $10,000-$1,000,000
eCommerce apps: $10,000-$200,000
How long does a .NET development company in the United States take to complete a project?
Typically, a .NET development company in the United States takes about 2 to 6 months to complete a project. However, the timeline will ultimately depend on project scope and complexity, development methodology (agile, waterfall, and scrum), and team size.
Below is a timeline breakdown:
Research, discovery, and design: 2-4 weeks
Development: 4-12 weeks
Testing: 2-6 weeks
Launch: 1-2 weeks
How do I choose the right USA .NET development company?
To choose the right USA .NET development company for your business, consider the following steps:
Outline project goals, timeline, budget, target users, and technical requirements
Examine the agency’s service range and technical proficiency, especially in related technologies like ASP.NET, MVC, and Web API
Identify if the agency has case studies and portfolios on projects similar to yours
Read the agency’s positive and negative client reviews to assess its customer service strengths and weaknesses
Schedule an introductory meeting and inquire about security measurements, IP rights, and development approach
Select a US .NET development company that aligns with your budget, project requirements, and company culture
Struggling to find a US .NET company? Visit our Marketplace and send your project requirements. We will match you with companies that best meet your criteria — at no cost!
How do USA .NET development companies ensure quality results?
USA .NET development companies ensure quality results by implementing a comprehensive quality assurance (QA) strategy customized to your specific business objectives. The strategy typically includes a series of tests to verify the software’s end-to-end functionality, usability, security, interoperability, and durability. It also helps ensure that the final product aligns with your business requirements and meets industry standards.
Here are some of the QA tests that US .NET development companies employ:
Unit testing: Examines the software’s individual components, including module behavior, code-level functions, and error handling
User acceptance testing: Simulates real-world usage, such as user interaction and how well the app integrates with business processes and workflows
Integration testing: Assesses how the different system components interact with each other, including how data flows and how third-party systems work together
Regression testing: Analyzes the stability and functionality of the app after a bug has been fixed