Collaborate with top .NET development companies in the United States to modernize, streamline, and scale your systems through custom .NET development.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
We provide expert UX consulting with 18+ years proven success. Our multi-disciplinary team delivers product strategy, user research, UX design, training and experience testing. We have offices in Toronto, Ottawa, Canada, New York USA and Cambridge, London, UK...
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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...
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RankMeHi is a results-driven SEO and digital marketing agency helping businesses increase online visibility, generate qualified leads, and grow revenue. We specialize in Technical SEO, Local SEO, AI-powered marketing, content strategy, keyword research, link building, and conversion optimization. Our mission...
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AppCrops is a next-gen technology partner delivering end-to-end digital solutions for startups and enterprises. From interactive user-friendly iOS, Android or Custom Mobile applications to Web apps, ERP systems and custom software, we help transform ideas into high-performing digital products...
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O2 Media LLC offers comprehensive digital marketing solutions in New York, USA, including graphic design (logo, UI/UX, marketing), digital marketing (PPC, email, social media), development (mobile app, web, CRM), and New York SEO services (local, e-commerce, GMB optimization). Their focus is on elevating...
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Enovate LLC dba Enovate Solutions is a firm that specializes in the production of both software and media. offering comprehensive solutions for mobile, online, software, 3D, and Internet of Things technologies. We place a high priority on open and honest communication with our customers to ensure that we are...
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Discover cutting-edge web and digital marketing solutions that drive growth and success...
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Garraje is a 360° digital agency with a global presence, catering across the EMEA region & USA from our offices in Miami, Istanbul, Dubai, and Casablanca. We are providing solutions in areas such as web & Mobile development, e-commerce, digital strategy, social media, and influence marketing...
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Dezign is a web and app design agency that transforms bold ideas into elegant digital experiences. With over 10 years of experience, we blend creativity with functionality to deliver web and UI/UX solutions that drive real results...
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MTI Tech helps businesses improve their digital presence and daily operations through web development, SEO, answer engine optimization, CRM automation, digital marketing, IT consulting, and back-office support...
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Geek Dental Marketing is a Miami-based dental marketing agency specializing in growth-focused strategies for modern dental practices. We help dentists attract consistent new patients through Dental SEO, Google Ads marketing, branding, websites, and AI-driven search visibility. Our approach goes beyond design...
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Sly Nerds is a Las Vegas-based company that specializes in website design and video production services. Our team of experienced professionals combines cutting-edge technology with creative innovation to deliver high-quality web design and video production solutions that cater to the unique needs of our...
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We build cost-effective, user-friendly WordPress websites and WooCommerce solutions designed for small business growth. Our search engine optimization (SEO) strategies ensure your site ranks well, helping you connect with more customers...
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Eastern Software Solutions accelerates digital transformation by blending AI-driven automation with deep industry expertise. Through our flagship ebizframe ERP, intelligent RPA bots, BI and custom mobile and web apps, and Oracle legacy system modernization we eliminate workflow bottlenecks and turn scattered...
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Digital Growth Catalyze LLC is a leading digital marketing agency based in the USA, specializing in web development and SEO. We help businesses enhance their online presence, drive organic traffic, and dominate search rankings in the U.S. market...
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Physician Credentialing Company specializes in streamlining provider enrollment and maximizing reimbursements, empowering healthcare practices to operate more efficiently. Our expert services ensure seamless credentialing processes that enhance the financial and operational success of medical providers...
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At North Star Technology, we engineer strategic digital ecosystems that empower businesses to scale, compete, and thrive. From custom WordPress websites to IT infrastructure, automation, and Microsoft 365 solutions, we create technology-driven strategies designed for long-term success...
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Experience unparalleled development in WordPress, Mobile, Salesforce, and E-Commerce with TSC America, the leading technology agency in America. With over two decades of expertise, we specialize in Salesforce development and deliver innovative app solutions for a diverse range of clients...
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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...
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We stack the most innovative technologies across Shopify, CRO, E-commerce, React.js, Node.js, Salesforce, WordPress, UX/UI, and Digital Marketing to deliver future-proof solutions that move businesses forward through Staff Augmentation and White-Labeling models...
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DESIGN, DEVELOP, DEPLOY!!! The PRIME is a team of highly skilled and experienced professionals in the field of Web Development and Custom Software Development PRIME means - Punctuality, Quickness, Honesty and Professional work! WE HAVE GOT YOU COVERED!!!...
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We provide technology-driven software and application development solutions...
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6sense HQ offers custom software solutions for businesses of all sizes, providing expert services in web development, managed delivery, custom software development, dedicated team options and UX design. With a proven track record of delivering top-quality solutions, our experienced team is committed to...
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At Postgripweb, we empower businesses to thrive in the digital age. Our expert team delivers innovative web solutions, seamless user experiences, and impactful online strategies that help your brand stand out and succeed...
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The Conklin Group is a senior-level Microsoft and AI development team based in Prosper, TX, serving Dallas-Fort Worth and B2B clients nationwide since 2002. We build custom .NET/Azure systems and integrate Anthropic Claude into production applications no junior bench, no account managers relaying messages...
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SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in...
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Time Tec South Korea is a top-rated, multi-award-winning software development company providing a full suite of services and solutions like mobile application development, software development, Microsoft Dynamics 365 development, web development, ServiceNow consulting, and cybersecurity consulting to small...
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Transformed Design Inc. helps businesses grow through strategic web design, branding, and digital marketing. We create professional websites and brand identities that strengthen credibility, improve online visibility, and help companies attract more customers. Our work focuses on combining creative design...
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Engineered in the US based, delivered by a global team with more than 9 years of enterprise engineering experience and 800+ production systems behind us...
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AppsGenii is a Texas-based AI and software engineering company delivering custom software, automation, cloud, and data solutions that help businesses and government organizations improve efficiency, innovate faster, and scale with confidence...
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Twisty Designs is a Shopify Plus agency helping 78 figure DTC brands grow through high-converting design, personalization, and automation. Experts in Customily, Teeinblue, Zakeke, and Kickflip, we build scalable, real-time customization experiences that boost sales...
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Coderio helps companies of all sizes, from Fortune 500 to SMBs, across the Americas accelerate their digital transformation. Their services are tailored to accomplish objectives through expert knowledge, problem-solving, and streamlining deliverables...
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We are committed to creating designs that solve real business and user problems, ensuring our products are both innovative and practical...
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Custom Software Development Company with a US based team located in the Washington DC Metro Area. We're celebrating our 40 year anniversary! Our team of 30 developers and project managers provide decades of development experience in Python, .Net, PHP, Coldfusion, Java, Grails, IOS and Android apps...
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Sketch delivers AI-enabled custom software and DevOps via a subscription model with two-week delivery cycles, citing zero missed deadlines. Its team serves Fortune 500 clients and is best suited for product teams needing a transparent, agile dev partner without long-term contracts...
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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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InstaPract is a cutting-edge health tech company specializing in innovative telehealth software and application development. Our platform streamlines patient care through HIPAA-compliant telemedicine solutions, enabling secure virtual consultations, seamless EHR integration, and personalized health...
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Coherent Solutions offers tailored software solutions to businesses worldwide, ranging from large enterprises to startups. With a focus on development, deployment, and consulting, our comprehensive services encompass various areas...
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Pacific Northwest Software provides contract software consulting. We make sure we understand our customers business so that we can provide the IT solutions as inexpensively as possible...
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Texas Software Inc. is a cutting-edge professional services firm that specializes in providing innovative software solutions and business process automation, as well as support for their own custom designs. With many years of multi-faceted experience under its belt, this young but highly knowledgeable company...
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Cybersoft is uniquely skilled to offer ubiquitous software solutions that are relevant and in demand for todays rapidly changing business dynamics. We bring the best of quality and cost effective software development using latest SCRUM based agile development that works in sync with the customer expectations...
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ImpactQA specializes in Robotic Process Automation (RPA) services to enhance business process automation. We leverage AI, RPA tools, and next-gen automation procedures to optimize your operations and reduce time-to-market...
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Zexus Solution offers dedicated teams for Software Development, web Development and Graphic Design projects, creating clickable UIs and backlogs for funding validation and market success...
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Your business can't afford to wait for results. You need a marketing partner with the chops and moxie to chase them down. We're ready when you are. We illuminate the solution your competition never saw coming. As your partner, we have robust and adaptable paths to success with well-grounded, ready-to-grow...
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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...
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Kellton is a publicly listed, CMMI Level 5, and ISO 9001:2015 certified global company, providing cutting-edge AI and digital transformation solutions and services in strategy, consulting, digital, and technology...
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Providus is a global technology partner uniting VCs, founders, and engineers to deliver human-centered, AI-enabled digital transformation. From strategy to scalable execution, we build intelligent solutions tailored to every stage, region, and ambition...
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Leading AI-Driven Digital Transformation Company for Next-Gen IT Services...
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Appnector is a digital growth agency focused on helping businesses strengthen their online presence, increase revenue, and engage their audiences. The company combines digital marketing, sales automation, website development, and app development to provide businesses with tailored digital solutions...
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Design Sketchers is a comprehensive digital marketing service provider, dedicated to transforming your vision of online presence into a remarkable reality. Our emphasis lies in cultivating robust customer engagement strategies, ensuring an impactful and immersive online experience for your audience...
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Every agency is independently vetted before it can be listed or ranked
Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
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:
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:
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:
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
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!
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:
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