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
381 Companies-Rankings updated: September 03, 2026
All agencies are evaluated on DesignRush for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.
Pronova Designs delivers customized, cutting-edge digital solutions that seamlessly blend innovation, design, and data-driven strategy. Our meticulous approach ensures your real-world goals are kept in focus at every step. We equip you to thrive in the digital landscape and achieve remarkable business growth...
HappyFunCorp partners with companies across all industries to develop innovative AI digital products and modernize existing ones, leveraging deep engineering skills, product expertise, and human-focused design...
Your Strategic Digital Partner For Ultimate Success
We're helping Houston, TX businesses with website design & development, white hat SEO, social media marketing, PPC, and 360-degree full-service digital marketing...
We were a team of digital experts, enterprise architects, management consultants, and branding marketing experts, all aiming to deliver a positive impact on the private, public, and social sectors around the globe...
Bluelinks Agency is a specialist digital marketing partner that helps brands rank higher in search, protect their online reputation. Doing SEO, digital PR and press release, online reputation management, personal branding, automation with n8n and Make.com, and WordPress website development...
Multidisciplinary Digital Agency with more than 14 years of experience developing innovative platforms for digital transformation. Regardless of whether you are a startup, freelancer or company, our mission is to make users fall in love with web design , online store design or app development . Therefore...
Elevate your online visibility and accelerate your business growth with SEM Revival LLC! We specialize in comprehensive digital marketing strategies customized to enhance your internet presence significantly. Our mission is to empower your brand with targeted solutions designed to maximize online visibility...
At Meticul Solutions, we know how to help you define where you are going, and give you the tools to get there. We do this with a simple philosophy: We just don't design & develop applications for your requirements but rather make sure to understand your business to give you an end to end digital...
As a better digital marketing agency, we offer comprehensive, real-world, wheels- meet-the-road solutions that move the needle. You'll come to see us as digital marketing professionals who have been there and back again.
Let's build something extraordinary together...
Bridging The Gap Between Affordable Talent And Global Opportunities
DivVerse LLC is a technology outsourcing and staff augmentation company located in the US. We specialize in fulfilling software development and AI talent from Africa, for startups and small-medium tech enabled organizations in the US looking to build affordable and highly efficient offshore teams...
AI-powered on-demand dev agency. We ship MVPs, custom software, and ERP implementations up to 5x faster than traditional agencies. We work with flat monthly subscriptions. All rates include senior devs, AI agents, full project visibility through our platform, Imajin. Plans start at $3,500/mo...
CoderzHub is a digital agency that offers services ranging from website development, mobile app development, custom software developement and digital marketing...
At Ninepings we are experienced Marketing professionals. We focus on managing the Marketing Operations for our clients which includes Planning, Strategy, Analytics, Digital Marketing, Event Management, Content Strategy...
CONTUS Tech stands as a prominent global authority in digital engineering services, heralded for its transformative impact on businesses worldwide. Our forte lies in crafting cutting-edge digital products, pioneering connected vehicle experiences, and spearheading next-generation streaming services that...
Top Mobile App and Software Development Company India
India app developer is a well known Mobile App Development Company for every application and software solution. We realise that a company manager needs to handle a company with diverse clients and market competition...
GridsGlobal, the best digital marketing agency in Chennai, prides itself on providing top-notch services under tight deadlines by leveraging its tech-based approach...
Epsum Labs Private Limited is a leading technology company offering a diverse range of innovative services and products tailored for industrial and commercial sectors...
Indian SEO Agency is a platform that was born to offer you a complete service for the creation of your website, and marketing promotion. Our main job is to make sure that every detail concerning your company or business website has all the necessary details to become what your customers need to see to trust...
Appther is a software and mobile app development company creating intelligent, scalable, and user-friendly digital solutions powered by innovation and AI...
We are a prominent digital marketing company that offers best quality digital services to give you the best ROI in every condition. We follow latest trends and ethical practices to give you the best results to build a long-term relationship with our clients...
Emorphis Technologies is a software development company having offices in the USA, UK, in India, offering its services for Digital transformation in enterprise mobility solutions, cloud computing services, backend development, salesforce consulting services, healthcare software development and more...
At Blindtech Agency
build websites, apps and provide every digital service that can be possible digitally. The services are Branding, Print Design, Logo Design, Video/Photo Editing, VFX, Graphic Designing and Digital Marketing...
Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...
Cybage is an information technology company specializing in outsourced product engineering and IT consulting services. With over three decades of experience, we are a leader in software development, partnering with some of the world's largest independent software vendors (ISVs) and enterprises. Our team of...
App Development, Web Design, SEO, Digital Marketing & IT Consulting Since 2010
Infotyke Empowering Businesses with Technology
Infotyke is a full-service technology agency specializing in custom software development, web & mobile app solutions, and digital marketing. With over a decade of experience, we help businesses across industries leverage cutting-edge technology to driv...
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...
A professional Digital Marketing Agency with a dedicated focus on Pay-Per-Click (PPC) campaigns and website optimization. We excel at catalyzing Digital Success by crafting Compelling Content, Striking Visuals, and Interactive Interfaces, resulting in an unmatched level of Engagement and Growth...
We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web...
We create websites and provide businesses with various opportunities to collect leads and make money from unexpected conversions. The custom website company is dedicated to fulfilling needs that our experts can handle. We only make the best promises when it comes to website creation...
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