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
269 Companies-Rankings updated: September 03, 2026
Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.
A TECHNOLOGY AGENCY BUILDING DIGITAL PRODUCTS THAT MATTER
We are the leading mobile app development company in the USA, We provide online services such as web design and development, Blockchain solutions, AI solutions, IOT solutions, PWA solutions and Digital marketing services all around the globe,...
AI Powered Software Development and Engineering Partner
Esketchers helps you move faster.
At Esketchers, we design and build AI powered software solutions with one goal: real, measurable business impact.
We build solutions with an AI-first approachembedding AI into every step of software development to reduce timelines, cut costs, and accelerate outcomes...
WeGotCode specializes in custom application development and efficient software integrations. Its commitment extends beyond technology, delivering transformative solutions to optimize workflows and enhance system communications. Leveraging cutting-edge technologies, including AI, WeGotCode simplifies complex...
Bransys Group was first introduced into the marketplace in 2008 in Skopje, Macedonia, founded by Branko Trajkovski. Bransys is a product-oriented company that makes, develops and sales Hardware and Software, designed for GPS and tracking devices...
Pixelpulse Labs inc Web Master is home to innovative minds and solution finders committed to pushing the boundaries of what can be accomplished by assisting brands in attaining their objectives...
Promo Design Solution is a global design company dedicated to fulfilling your software, graphic, and artwork requirements, empowering organizations to make a worldwide impact through top-notch digital experiences. As a premier provider of software engineering, software enablement, and digital transformation...
In a dynamic landscape of distractions, our approach transcends conventional boundaries, bringing innovative thinking to your projects. Rejecting standardized services, we thrive on complete customization and ground-up development. At Wise Sites, it's more than just workit's a passionate showcase of our...
Fugu Mobile is a technology and digital solutions company specializing in Omni-channel marketing, web development, CRM, AI platforms, app development, WeChat marketing, user engagement, and innovative digital products that help businesses connect with customers through seamless digital experiences...
Nexila is a product design & development agency focused on building clear, scalable, and high-impact digital products for modern businesses. We partner with AI startups, SaaS companies, and growing teams to design and develop experiences!...
Your Data-Driven Full Service Digital Marketing Agency.
At Keach Agency, a full service digital marketing agency in the USA, we specialize in affordable and comprehensive digital solutions designed to enhance your business visibility and growth. From designing and developing user-friendly websites and mobile apps to delivering strategic online marketing campaigns...
Branding, we development, and custom-built solutions based on strategy, UX design, and most importantly, your business goals. We have all the essentials to turn your idea into a solution that performs. Let's work together to build something worth talking about...
Welcome to Solution Mentors - Your Trusted Software Partner and a One-stop Shop for All Your Technology Needs! We have over 20 years of Expertise in business process automation, document management solutions development, software modernization, cloud migration, and technical support...
Oakland Trust Marketing commenced its journey in 2019, initiated by a college freshman eager to venture into advertising, later realizing it was merely a component within the broader realm of marketing...
Delegate your business solution development to our trusted experts in the field of IT services, Software (full-stack) development, Web design, App design, and Digital marketing...
Palaeli Studio helps local businesses build a stronger online presence through websites, local SEO, social media, and photo/video content. We combine strategy and design to help brands get found, look professional, and turn attention into trust and leads...
A team-based search marketing agency working with companies across the country, Portland SEO Consultant runs three core services from its home base in Oregon: SEO, AI search optimization (AIO), and Google Ads, with local and national organic search handled under the SEO side. Copywriters, developers, link...
Axion Deep Digital is an engineering first SEO and web development agency based in Las Cruces, New Mexico. We build production grade React and Next.js websites with technical SEO, Core Web Vitals optimization, and lead capture built directly into the foundation rather than added later. Our approach is focused...
Creative Design Venture is a digital agency specializing in innovative web solutions and executive digital marketing services so that our valuable clientele and their businesses can have a strong online presence...
In the digital universe, transformation is the name of the game, and at Chameleon Ideas Inc., were the masters of this transformative magic. Our suite of digital marketing services is designed to elevate your brand, boost your online presence, and drive results that matter. Whether its climbing the SEO...
VerifiedVerified by the DesignRush team for authenticity and credibility.
Proven Website Formula Scales Brands
We are a full service design and development agency based out of the US specializing in Web flow, shopify and WordPress builds. Once the website is optimized we also help the client bring in traffic through SEO, PPC and convert the traffic into revenue with our CRO services...
At DevTable, we're not your average digital marketing agency; we're your online sidekicks, the masters of web magic! Our mission is to supercharge your brand and make it shine in the digital universe, employing creativity, innovation, and smart strategies tailored just for you...
HiveB2X is a leading expert in custom software applications & implementations, specializing in tailored solutions for B2B companies. Focused on seamless integrations, personalized storefronts, & optimized functionality, empowering businesses to elevate their online presence & streamline operations...
NAM Info Inc. is a technology-forward talent management organization dedicated to bridging the gap between industry leaders and exceptional human resources. They pride themselves on delivering quality candidates, deep industry coverage, and knowledge-based training for consultants. Their commitment to...
Web Design Software Development & Digital Marketing.
Enterprise 360, we are a creative team specialize in creating results driven web and digital solutions from impressive websites, software and mobile app development, e-commerce, content management and branding solutions...
DesignersX stands tall among the leading design and development platforms headquartered in Florida, United States. Catering to businesses of all sizes, the company specializes in web apps, mobile app development, e-commerce solutions, custom Java development, and internet marketing and design services. What...
Our business, LOGOMISH, started out of a passion for helping small businesses thrive in the digital age. As entrepreneurs ourselves, we understand the challenges and obstacles that small business owners face, and we wanted to provide affordable and effective solutions to help them succeed...
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...
AmzStorePros helps you succeed on Amazon, Etsy, and Shopify with expert management and optimization.
AmzStorePros is your go-to partner for e-commerce success on Amazon, Etsy, Shopify, and more. We optimize listings, manage accounts, and boost visibility. Our expertise helps businesses grow, ensuring higher sales and better performance. Ready to thrive? Contact us today!...
AlfaMedia is a Miami-based software and web development agency specializing in eCommerce, custom SaaS, WordPress, and Shopify solutions. We build scalable, secure platforms and high-performing apps for startups, enterprises, and government agencies alike. We combine strong UI/UX, robust integrations, and...
Silk Route Technologies helps you meet the next generation of technological challenges, leading to a future of growth and prosperity. We offer growth opportunities to international IT companies through consulting and representation to achieve sustainable growth in the US market...
Empowering Businesses with Innovative Software Solutions. By bridging the gap between existing and emerging technologies, Evolve Blue helps you innovate faster, with less risk, on your path to digital transformation...
Full-service marketing firm specializing in digital advertising, branding, strategy, UX/UI, SEO, design, SMM, SEM, online courses, video, podcasts and traditional advertising...
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...
A fast-growing team of passionate techies making a big mark in the digital services realm. Driven by unmatched talent and determination, we aim to push boundaries, redefine norms, and pave the way for innovative excellence...
Logo Design Valley is a full-service branding studio that helps fresh ventures show up with the obvious-winner look which first-time founders and early businesses need on launch...
We provide end-to-end solutions in App Development, Web Development, Cloud Services, Business Intelligence & Data Analytics, and Artificial Intelligence. Our services are designed to help businesses streamline operations, make data-driven decisions, and stay competitive through modern, scalable, and...
Dragon Army is a digital engagement agency that grows admired brands through web, mobile, AR, VR, content, and games. We've been delivering digital product solutions for the world's biggest brands for over 11 years, across a variety of technology platforms and third-party services...
Empowering Businesses with Technology Solutions and Talent
Techsila LLC, led by an experienced CEO with 18+ years in software development, stands out for its innovation, comprehensive services, global reach, and client-centricity. We offer cutting-edge solutions spanning web and mobile app development, AI, and more. Our staffing solutions provide access to top...
Hybrid IT Services, Inc. is a leading technology firm that offers a blend of cloud and on-premise IT solutions tailored to meet the diverse needs of modern businesses. Specializing in creating robust, scalable IT infrastructures, the company ensures enhanced data security, improved operational efficiency, and...
AI Search Optimization for ChatGPT, Claude, Perplexity & Google AI. Rise Peak Digital specializes in AISEO, AI Overviews, and content marketing that wins in the age of AI search. We're not just an SEO agency. We're a team of strategists obsessed with making sure your brand gets discovered, cited, and...
Fineart Design Agency, a leading design agency in Canada, is passionate about creating the best user experience possible and exceeding your expectations. From ideation to launch, we are dedicated to delivering impeccable solutions that align with your development goals...
Long Drive Marketing is a full-service digital marketing agency and division of Long Drive Group. We build marketing engines for businesses, nonprofits, and motorsports organizations across the U.S. from four offices in Nashville, Franklin, Washington DC, and Cheyenne. Our team delivers strategy consulting...
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