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
1,250 Companies-Rankings updated: September 03, 2026
Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.
You spend time imagining how you can more effectively use online technology to improve your business! Hello, I am Mary Putnam and I spend my time commanding digital technology to accomplish your goals with dynamic websites, cloud based applications, and digital strategy...
Sadja WebSolutions is a digital agency focused on creating custom websites, mobile apps and digital marketing to grow brands online. We help companies around the world increase their online presence and ROI through design, development and online marketing...
Hexagon Infosoft specializes in providing open source website development, creative web designs, and 360-degree digital marketing solution. With a large client base across Asia, U.S, U.K and Australia, we are among the top quality web solution providers...
Liquid Technologies automates enterprise operations using AI, custom software, and data engineering. We work with healthcare, manufacturing, logistics, and regulated industries to replace manual workflows with intelligent automation...
Concept Infoway LLC is a leading web design and development company in Greenville, SC, offering custom websites, mobile apps, SEO services, and Managed IT solutions. We help businesses of all sizes thrive online with tailored digital solutions to meet your unique needs...
Allegiant Digital Marketing is a Full-Service ROI Performance Based Digital Marketing Agency headquartered in Austin, TX with over 25 years of experience in Advertising & Marketing. We specialize in Search Engine Optimization (SEO), Search Engine Marketing (SEM), Social Media, Web Design, & more...
STREAMS is an information technology company based in Virginia, United States of America. The firm offers full-service NetSuite ERP Consulting, Installation, Integration, and Maintenance. Our firm works with industry-leading systems like as Salesforce, Boomi, Celigo, and Workato as a consultancy partner...
Full Service - Mobile App, Software & Web Development Company
Full Service - Mobile App, Software & Web Development Company
Mystic Media is a full-service technology agency specializing in custom software, mobile app, web, and firmware development. Our experienced team works closely with startups, growing businesses, and enterprise organizations...
Custom software and Mobile app development company in Georgia
Custom software and Mobile app development company in Georgia
The most successful bespoke software and mobile app development company in Georgia can be found at Zion Elite Software Solutions. Digital solutions that are both affordable and save expenses by 70% without sacrificing quality. Support is provided from beginning to finish by top professionals in the business...
Timspark is a software development company delivering custom technology solutions through skilled, autonomous engineering teams. Our flexible delivery model helps clients solve complex challenges, accelerate development, and build reliable, scalable digital products...
Oak Street Technologies is dedicated to empowering businesses by providing comprehensive IT, HR, BPO, accounting, and strategic digital marketing services. Our aim is to enhance operational efficiency and foster sustainable growth through a holistic approach...
Modern platforms. Reliable systems. Technology that delivers - Core of Continuity
Modern platforms. Reliable systems. Technology that delivers - Core of Continuity
Hubops is an IT solutions company that designs, develops, and elevates businesses' digital presence, with a focus on user-centric design and technological evolution to deliver high-quality products...
Step into the spotlight with Marketing Trailblazer. In the ever-evolving world of marketing, it's easy to get lost in the noise. But with us, your brand's distinct story takes center stage. Through tailored strategies, we craft narratives that resonate, ensuring your message isn't just heard it leaves an...
Elevate your business with Web Trending Solutions! Specializing in bespoke website design, SEO, digital marketing, and expert accounting and tax services, we empower your growth in Washington and nationwide. Focus on your strengths; let us manage the complexities. Join us to redefine success...
Expand, Sell, and Succeed with Our Tailored Digital Marketing
Expand, Sell, and Succeed with Our Tailored Digital Marketing
Danford Digital, based in Dallas, TX, is your full-service digital marketing partner, bringing innovative thinking and creative excellence to every online marketing project. We are dedicated to understanding your unique needs and believe in infusing a human touch into every digital campaign. With a commitment...
Mile Marker is an agile development agency offering startups strategically designed custom software focused on solving your business problems. Mile Markers team includes product managers, developers, designers, QA, DevOps and more...
Founded in 2014, were a global IT solutions company serving the USA, Pakistan, and Spain. We specialise in building powerful products and seamless digital experiences that are efficient, user-friendly, and ready to deploy...
TechBeta is a versatile agency providing web development and digital marketing services. We help businesses build and improve their online presence with a range of solutions for long-term growth...
EchoGlobal Tech specializes in delivering exceptional remote engineering talent aligned with your company's values and cultural ethos. Always quality over quantity!...
Welcome to Bitz Digital, where innovation meets reliability, and your digital success is our top pri
Welcome to Bitz Digital, where innovation meets reliability, and your digital success is our top pri
Bitz Digital: Where ideas come alive in the digital realm. With a passion for design, we're your creative allies, turning visions into captivating digital experiences. Empower your brand with our innovative design solutions welcome to the future of web and app excellence!...
Spiral Mantra is one of the leading technology solution providers with deep expertise in data engineering and advanced analytics. We started in 2021 and are grateful to have served over 150 clients across startups, and global enterprises from our registered offices in USA & India...
AI-Powered Digital Marketing Agency for Modern Businesses
AI-Powered Digital Marketing Agency for Modern Businesses
One of the top digital marketing agencies in India helps clients with SEO, Google ads, Google map listings, web design, and development services. Black Marlin Technologies, established in 2014, stands as a premier provider of digital marketing solutions, dedicated to catalyzing business expansion through the...
Qwegle Inc. excels in solution-driven service consulting, specializing in consumer-driven technology development. We bridge the gap between client needs and consumer expectations, focusing on scalability, adaptability, engagement, and ease of code development. Additionally, we assist startups in nurturing...
Anmel is proven to boost productivity by up to 60% and efficiency by 45% for startups and enterprises alike. Trusted by businesses globally, Anmel delivers tangible results, driving success and growth in today's competitive market landscape...
EpicBliss Solutions provides a variety of IT services.
EpicBliss Solutions provides a variety of IT services.
Many worldwide clients are now using "EpicBliss" benchmark solutions, We're capable to drive you to the right tech-track for your laudable idea. So, let's scrutinize your business need, mold it and establish it with the latest and most suitable technologies...
Our expertise makes a positive impact to your business
Our expertise makes a positive impact to your business
AlgoRepublic offers comprehensive business automation, product development, and software/web development services to clients globally. Our expertise ensures innovative and efficient solutions tailored to meet the diverse needs of businesses worldwide...
VegaOne Trusted name in the field of digital marketing in California, Los Angeles. our most strong working areas included SEO, social media marketing, Web design & development including WordPress, Shopify, Ecommerce, Magento and custom CMS based website...
Digital Insides is a top-awarded digital marketing company offering full-suite services to boost your online presence and maximize your business revenue. Since being in operation in 2010, we have leveraged social media marketing, email marketing, PPC marketing, search engine optimization, web development...
Delivering innovative IT solutions with expertise in Web & Mobile App Development, SEO, Digital Marketing, SMM, ERP, CRM, and AI-driven projects. With 12+ years of experience, empowering businesses to thrive through tailored, cutting-edge technology and exceptional service...
Powering businesses with cutting-edge IT solutions. Your success, our mission.
Powering businesses with cutting-edge IT solutions. Your success, our mission.
Techx4u, Inc is a leading IT solutions provider, specializing in managed IT services, cybersecurity, and cloud computing. We empower businesses with innovative technology solutions tailored to their unique needs, ensuring seamless operations and robust security. Based in Sri Lanka with branches in the United...
At Tech Admire, we are more than just a company, we are a dynamic force of creativity, aspiration, and enthusiasm. Established to provide cutting edge services and IT solutions, Tech Admire brings together extensive experience and a dedicated team committed to driving growth and innovation in every project...
Our SEO process of Strategize, Implement, Analyze, and Report. It effectively achieves a quick return on investment (ROI) in SEO projects. It is a structured and data-driven approach, and repeated monthly. We identify previous wins and start the new month with a well-defined strategy...
At Skyfield Digital, we provide comprehensive digital solutions tailored to meet the unique needs of businesses in today's fast-paced digital landscape, where ranking on Google is only half the battle and getting cited by AI search engines is the other...
Helping Your Business Grow with Tailored Digital Solutions.
Helping Your Business Grow with Tailored Digital Solutions.
The Digi Expert is all about helping your business thrive online. We offer personalized digital marketing, web development, branding, and SEO services designed to boost your online presence. Our friendly team works with you to create strategies that drive real results. Lets team up and take your digital game...
At Real Wisconsin Website Design, our mission is to craft cutting-edge, mobile-responsive websites.
At Real Wisconsin Website Design, our mission is to craft cutting-edge, mobile-responsive websites.
At Real Wisconsin Website Design, our mission is to craft cutting-edge, mobile-responsive websites optimized for search engine visibility, user experience, and ADA compliance. As a premier ADA compliant web design company in Wisconsin, we specialize in custom website development...
VerifiedVerified by the DesignRush team for authenticity and credibility.
Your spark, our fuel
Your spark, our fuel
Dreamers is a research, data science, and tech consultancy that specializes in building solutions for complex problems. We are based in sunny California, but we work remotely with clients from all over the world. We're engineer-owned and operated, meaning you'll get personal attention and quick answers...
Perimattic is a technology partner specializing in AI development, software development, cloud solutions, DevOps, MLOps, and enterprise technology services. The company helps startups, growing businesses, and enterprises build secure, scalable, and high-performance digital solutions...
Atanor Creative is a Miami-based agency that transforms brands through innovative design and strategic marketing. Inspired by alchemy, we turn creative ideas into extraordinary brand experiences. Our services include branding, web design, content creation, and social media marketing, all tailored to highlight...
Innolab AI builds revenue engines, not just software. Jane creates pipeline. Luna closes it.
Innolab AI builds revenue engines, not just software. Jane creates pipeline. Luna closes it.
Innolab AI builds AI systems that sell for you.Jane replaces SDR teams with automated, hyper-personalized outbound.Luna calls and books meetings 24/7 with human-like conversations.We help B2B leaders generate pipeline, cut admin time, and scale revenue without chaos...
AI-optimized websites for tech companies ready to dominate the future of online visibility
AI-optimized websites for tech companies ready to dominate the future of online visibility
Mutewind Digital is ready to build your high-converting website, intelligent automations, and SEO-first systems. We don't just design we engineer digital infrastructure that performs, grows, and works as hard as you do. We build high-performance websites backed by secure hosting, integrated AI, and a sharp...
Dotix is a full-service software and product development agency specializing in web, mobile, blockchain, and digital marketing solutions for startups and enterprises...
AQe Digital specializes in enterprise software engineering and digital transformation. With 25+ years of experience, we deliver custom development, cloud-native ERP, AI/ML, RPA, IoT, UX/UI, and integrations that modernize systems and streamline operations...
Dubai-headquartered technology company specialising in AI, Blockchain, Web & Mobile, and DevOps solutions. 14+ years delivering enterprise-grade digital products for clients across the US, UAE, and UK...
At CodeSol Technologies, we are top rated digital transformation & software development company based in Austin helping local SMEs scale with confidence. As a certified local expert, we partner with business owners generating $500K$1M+ annually to modernize operations, eliminate inefficiencies, and drive...
eDOT Solutions delivers intelligent digital platforms that drive smarter operations, innovation, and learning. With roots in maritime, we serve hospitality, healthcare, and education, creating scalable, insight-driven systems that enhance performance and decision-making...
Cleveroad is a leading provider of web and mobile solutions that cater to diverse industries and budgets. With a global team of skilled IT professionals and expertise earned from developing 500+ custom apps, we offer end-to-end development services, UI/UX design, cloud-based solutions, and advanced...
QBurst offers a wide range of end-to-end software development services, covering various domains. Their services include Google App Engine Development, Cloud Enablement, Data & AI solutions, Digitalization, SaaS implementations, and more...
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