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
313 Companies-Rankings updated: September 03, 2026
DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.
B West Builders is a Los Angeles-based general contracting company specializing in luxury residential remodeling, custom home construction, and high-end commercial renovation projects. The firm provides comprehensive construction services including home remodeling, kitchen and bathroom renovations, home...
Developer Bazaar Technologies is a Top AI Development company building custom Mobile App & Software Development and specializing in building AI Solutions delivering mesurable outcome...
Zealous System is an AI-powered technology partner delivering custom software, AI solutions, web and mobile apps, and enterprise platforms. As a software solutions provider, we serve startups and enterprises across healthcare, FinTech, logistics, education, manufacturing, and more...
System Integration. Business Process Optimization. Marketing Automation. Web. Search. Social.
Technology impacts every aspect of business, and when used strategically, can bring dramatic improvement to an organization's challenges. We provide a robust catalog of digital services to meet the high standards of discerning clients and the demands of an ever-changing technology landscape...
We deliver transformative technologies to some of the worlds most recognized brands.
We work with the top performance management vendors including OneStream, Angular, Ionic, Azure, React, Oracle to automate and optimize your business processes, and make your work simpler and more efficient...
The Honest, Dependable, Transparent Digital Marketing Agency You've Been Looking For.
We are a results-driven digital marketing agency located in Tampa, FL. Our mission is to help businesses thrive online with high-impact SEO, Google Ads, web design, and local marketing strategies. Your investment matters, and we make sure it works hard to deliver measurable results...
BeeSoul is a creative branding and web design studio dedicated to helping purpose-driven businesses and entrepreneurs thrive through intentional design. Specializing in visual storytelling, BeeSoul crafts soulful brand identities, strategic websites, and cohesive digital experiences that align with clients...
BRK is a Charlotte-based full-service agency specializing in branding, video production, web design, lead generation, social media, digital marketing for B2B + B2C. With over 35 years of experience, BRK delivers strategic, data-driven campaigns that captivate audiences and drive measurable results...
Exinent LLC is committed to be your trusted partner for Cloud Migration and Managed IT & Security services. Our comprehensive range of services is designed to elevate your business and drive success in todays ever-evolving technology landscape...
Stress-Free Website Development, Maintenance, Logo Design, Copywriting Services.
STL Website Development specializes in minimalistic website development, maintenance, logo design, and copywriting services, ensuring a professional touch in every project. The agency's approach prioritizes collaboration and creativity. As such, STL Website Development brings the client's vision to life while...
CTGs comprehensive solutions help clients across all industries address the business, technology, and operational challenges that are escalating as the pace of change gets faster and the stakes get higher. Our solutions leverage the latest tools and methodologies to allow for greater technology and...
We are a Lancaster, Pennsylvania-based digital marketing firm that uses powerful design, compelling content, thoughtful functionality, and proven internet marketing techniques to improve our clients' site rankings, traffic, and lead generation...
Headquartered in Pittsburgh and owner-led since 2013, were a creative back-boned agency that delivers world-class design and unparalleled technical excellence...
Innovative and creative web design for every industry and sector. We bring the power of creative design into your workflow so you can kick back and relax while we manage the entire process for you. Make us your allies and elevate your online presence today!...
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...
Award Winning Digital Marketing Agency - Since 2010
Wisoft Solutions, a performance-driven digital marketing agency with over 14+ years of expertise. Unlock the power of a top-tier SEO company, ensuring your online presence not only stands out but also ranks high in search engine results, driving valuable organic traffic to your business...
3 Ace Technologies is a global digital partner with offices in Canada, USA and the UK, helping businesses grow through ROI-driven software solutions and strategic innovation. We specialize in empowering small businesses to thrive in today's fast-paced digital landscape...
ELIFTECH thrives on taking a business idea and transforming it into a high-tech product. ELIFTECH designs, builds, tests, and launches software technology for a variety of industries. The company successfully creates software that connects people, devices, systems, and data in a seamless process...
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...
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...
Softura is a leading IT Services company with 25+ years of experience in the US and in India, delivering solutions across many industries and verticals. Powered by 300+ professionals we Discover, Define, Develop, and Deliver high-quality custom software solutions both On-Shore and Off-Shore...
Product engineering for fintech, digital assets, AI, and automation
Aetsoft is a US-based product engineering company helping businesses design, build, and scale complex digital platforms across fintech, digital assets, commerce, AI, and automation...
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!...
TekInvent is a leading digital transformation company delivering custom software, mobile apps, & AI-powered solutions. We help startups & enterprises innovate, automate, $ scale through cutting-edge technology, creative design, & data-driven strategyturning ideas into impactful digital experiences...
Making Marketing Simple with Websites & Digital Strategies that Help Your Business Stand Out
Stand-Up.Marketing helps businesses grow through high-performing websites and bundled digital marketing solutions. We specialize in designing user-friendly, SEO-optimized websites combined with targeted services like PPC, email marketing, and local SEO. Whether youre a startup or established business, we...
Providing Custom AI Software Solutions & Fractional Tech Leadership
Boro Dev Agency helps non-technical founders turn ideas into working software fast. We combine fractional tech leadership with a vetted network of 750+ developers, designers, and AI specialists to deliver high-quality prototypes, apps, and automationson time, on budget, and built to scale. Transparent, fast...
Digital marketing agency in Kennesaw, GA, serving clients in the USA. We offer web design, SEO, GEO, AEO, local SEO, PPC advertising, content marketing, and related services. Our competitive advantage is over 45 years sales and marketing experience (25+ years digital). No foreign outsourcing...
Kilvington Digital Marketing: Exclusive Focus, Maximum Results.
Tired of generic marketing? We partner with one business per service area, delivering laser-focused strategies & data-driven results. Get unmatched expertise, content that converts, & measurable success. Don't settle for shared success. Contact Kilvington Digital today!...
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...
At KDG, we're your full-service partners in growth and innovation. With our integrated approach to professional technology, accounting, and consulting services, we give modern leaders and executives control over their outcomes...
We specialize in software development, website development, branding, and IT solutions to provide a comprehensive suite of services aimed at helping your businesses build a strong digital presence, enhance your brand identity, and optimize your IT infrastructure...
Helps businesses build and scale dedicated development teams in the Philippines
Full Scale helps software companies build and scale engineering teams. Founded in 2018, we place vetted developers, QA, and team leads from the Philippines with US tech companies. 300+ engineers on staff, 93%+ retention, rates starting at $35/hr, and no long-term contracts...
247 Labs is one of the Top Software Development Companies in Canada, serving industries in Healthcare, Insurance, Finance, Retail and more. Our services include full custom software end to end development and AI...
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...
Web Design and Development Company for Growing Businesses
Digital4design builds high-performing digital experiences through expert web design, mobile app development, and scalable CMS solutions. We prioritize modern tech, clean UX, and results that support long-term growth...
We design and develop user-centric solutions that help companies accomplish their goals. From startups to established businesses, we work closely with our clients to understand their unique needs and create customized software that drives growth and success...
BL Friedman Creative offers customized solutions for websites, apps, video, animation, and film. In today's digital landscape, small businesses cannot afford to overlook the vast online marketing opportunities accessible to those adept at analyzing and interpreting data into company-specific goals...
Award Winning, Full Service Digital Marketing Agency
At Media Components, we help businesses grow smarter. As a leading digital marketing agency with 20+ years of experience, we specialize in boosting online visibility, driving conversions, and maximizing ROI for companies of all sizes. From startups to established enterprises, we tailor our strategies to meet...
Xonest is the global IT Consulting company that stands for progress. We at Xonest provides you the best IT solutions which includes everything from re-designing your website, to custom develop your web app, to all eCommerce solutions, to native and hybrid mobile applications to social media marketing, to...
Fresh Bread Digital is a veteran-owned digital marketing agency in New Braunfels, Texas helping service businesses generate more leads and grow online. We specialize in website design, Local SEO, Google Ads, PPC management, AI automation, CRM systems, and lead generation. Our strategies focus on measurable...
Since we started in 2015, Web Development USA has been a leader in providing 24/7 managed services for marketing and IT. Our expertise in custom website and application development allows us to create and maintain cutting-edge websites and digital platforms. Each project is strategically designed to...
A Digital Marketing agency that specializes in social media and search engine platforms with a constant focus on lead generation and sales. We position our clients for success through social media management services, social media advertising services, Google ads, Microsoft ads, web design, and more...
Bower Web Solutions provides end-to-end web design and digital marketing solutions. We specialize in building, maintaining and improving commercial websites and enabling our clients to use digital media —from content marketing and SEO to paid search (SEM) and social media marketing...
Website Express is an affordable website hosting, design, video, and marketing firm located in Kalispell, Montana. Our team is dedicated to providing website hosting, design, and media services to clients across the nation, and we're passionate about helping businesses of all kinds develop their brands and...
Everyone wants to be a millionaire but we want to help a million people.
Digital Kings Networking (DKN) is a dynamic digital marketing solutions provider dedicated to delivering advanced optimization services and small business growth solutions. With a focus on cutting-edge technology and personalized support, DKN ensures businesses stay ahead in the digital landscape, offering...
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...
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