Top C# Custom Software Development Companies in United States

We'd love to talk to you and see how we can maximize your budget and transform your tech! Browse our projects below, check out our website, and contact our team. We can get your project up and running in no time.

We engineer Mobile Apps, Web Systems, and Embedded Systems; and do User Experience Design and User Interface Design.

oday, Digital Edge is proud to provide a unique set of Cloud, IT Support Services and Methodologies for Stability, Security, and Compliance. We have done this and will continue to strive to these goals by utilizing our over 20 years of experience in engineering for Enterprise Class Information Technology. Additionally, achievement is also through our unique alignment of the technologies and close partnership with the technology manufacturers in conjunction with our team’s training and expertise.

Digital Edge provides unparalleled Managed Cloud Solutions, as well as superior Information Technology Support Services. Skilled and accredited with a proven track record of over 20 years, we operate exclusively within prime data center facilities providing Enterprise IT Services expertise. Digital Edge’s organization is nicely balanced between our experience and ability to support a number of Enterprise Class IT organizations with complex needs and large processing demands, while staying quick and flexible. Internally, the Digital Edge team strives to deliver any solution with Stability, Security, Efficiency and Compliance. This is the heart beat of Digital Edge. We achieve this drive through years of experience in engineering solutions, high level of IT management automation and constant innovation.

Digital Scripts Inc. is a leading IT Consultancy poised to render IT Consulting services with high levels of technology platforms, real-time software environment models, usage of relevant tools, techniques and applications. The company has focused on to understand the challenges, develop innovative applications and customized business processes, manage and enhance existing technology infrastructure and convert raw data into knowledge.

Digital Trons offers comprehensive digital & technology solutions to startups, entrepreneurs, and growing businesses in Atlanta. We are a dynamic & talented team of thinkers, creators & doers; we сrеаtе, еnhаnсе and diffеrеntiаtе our partners’ buѕinеѕѕеѕ through innovation, ideation and disruption. Good ideas are worth nothing unless executed strategically and that is where we shine. Deep, not wide: we are not best at everything like investing in share market; but we specialize in certain areas of the product development and work together with our partners to augment their technology needs. We join hands and go above & beyond to bring the ideas to life. We work bеѕt in соmрlеtе соllаbоrаtiоn and it аll begins with a cup of coffee.

Directpl is home for talented people who enjoy making great things.

Our areas of specialization include:

• Java and .NET Software Development
• QA and Software Testing Services
• Cloud-based services, including Azure and AWS
• Salesforce Development and Administration
• ServiceNow

We work with medium-sized companies up to some in the Fortune 500. Our price/quality ratio is unbeatable. Directpl is present in the US, Canada and Poland.

Diverse Programmers has been in the software development business since 2015. Yes, we're a relatively young agency, but this only motivates us to create new products that are worthy of local and national awards. You can take a look at our website and see them all for yourself. In our portfolio (we have a fairly extensive one), you will also find some of our achievements.

Our team is fueled by a powerful combination of passion, talent, & expertise. Each individual represents a unique set of knowledge and experience. When we bring them all together, we are able to approach each and every product w/ the care & consideration of a dedicated craftsman. Accelerating businesses & working through the challenges that arise gets us out of bed every day. We are committed to not only creating the best possible products, but also helping ensure our partner companies’ success.

DreamzTech Solutions is a leading Custom Software Development Company in the USA. DreamzTech is an enterprise solution provider with expertise in New Age Technologies such as IoT, Blockchain, Enterprise Mobility, Progressive Web App Platform, Cloud Apps & Security, Data Analytics, Augmented Reality & Custom Web design & development. DreamzTech is Registered IBM & Amazon partner and recognised by Deloitte as one the fastest growing company in APAC and India. DreamzTech offices are located in USA, UK, India & Singapore with client presence worldwide & the USA division has the office in Arizona and is one of the most promising IT and consulting services company worldwide. Today DreamzTech USA runs with a team of architects, developers, programmers and marketing professionals to deliver New Age Technology services. We are a team of software engineers working in the service and product Industry to help enterprises transform their legacy systems through strategic consulting, and solutions, including those in mobility and cloud computing. Our services also include branding, website development, eCommerce and enterprise application development. Call us today to discuss your upcoming project @ (800) 893-2964.

As entrepreneurs, we know how hard it is to build a successful business because we’ve been through it ourselves. Now, we get to leverage our experience to help others succeed.

The #1 Digital Marketing Agency in Mississauga, Edkent Media is your one-stop solution for all your marketing needs. With their extensive experience and expert knowledge, they have established themselves as leaders in the industry and dominated the digital world. Their result-driven and straightforward approach have made their clients stand out and helped them get an edge over their competitors. The team of determined professionals at Edkent thrives on innovation and strives to achieve better each day.

Edkent Media, a renowned digital marketing agency based in Mississauga is the top choice among business owners in all sectors. With their result-driven approach and unparalleled insights, they have established themselves as leaders in the digital world. They not only make their customers understand the value of having a digital presence but also use its power to transform their business growth and helps them achieve lucrative results.

In today’s fast-moving, ultra-competitive business environment, the ability to harness the power of software goes a long way towards determining every company’s success. Organizations must improve efficiency, drive innovation and reduce risk. However, many companies lack the expertise or simply the time to transform.   We partner with our clients to solve critical business problems with modern technology solutions. Our portfolio includes:

• Technology Strategy
• SDLC Uplift and DevOps Tooling
• Custom application development
• Cloud Migration
• Internet of Things
• Workforce Automation
• UX / UI Design
• Web Application Development
• Mobile Application Development
• Supply Chain

Emtec is an IT consultancy dedicated to helping world class organizations in the enterprise, education, and government markets drive transformation and growth by employing the latest enterprise technologies and innovative business processes.

Emtec has empowered organizations to thrive via digital technology and process transformation for over 25 years! Our four centers of excellence bring deep expertise and experience to help clients drive digital enablement, optimization and transformation across their front, middle and back office.  We help clients to accelerate innovation and deliver amazing client experiences to better compete and ultimately lead in their industry. Our “Client for Life” approach is built upon over 20 years of delivering rapid, meaningful and lasting business value.  Get started today!

Enliven builds meaningful custom software solutions that last. We navigate complex business domains to deliver stable and trustworthy software platforms that elevate your business processes. Our well rounded and experienced team is with you through the entire lifecycle of strategy, design, execution and support. Technologies: C#/.NET, SQL Server, Vue.js, Angular, Node.js
Industries: Construction, Healthcare/Pharmacy, Animal Nutrition, Insurance, Housing

ESS is a Software application development company; we provide a full range of Application Development services. Customize Application development, Electronic Medical records (EMR) system Compliancy and Development, Mobile development Mobile/wireless: PocketPC, Palm, Symbian, BREW, IP SDK, blackberry RIM SDK and IPhone SDK. Our offerings also include affordable web design, and consultancy, Professional web development; custom web programming with (CMS). 

Enterra, Inc, one of the leading Russian software development companies, provides high-end application development and design as well as product engineering. We offer highly efficient and thought-out decisions for the needs of the up-to-date businesses. Enterra representative offices in USA, Russia and Europe provide our customers with the confidence and simple way of work with us in their area. Enterra has considerable experience in software development for a variety of technological platforms including web applications, mobile and game solutions.

Envion Software is the place to outsource programming, our big data, data analytics, deep learning (ML), and natural language processing practice built on decades of experience and research. The client-centered approach running through our veins, Envion Software engineers are devoted to delivering custom-made web and mobile applications.   WHO WE ARE

• Envion Software has over 30 years of professional experience in developing state-of-the-art software that resolves unique business challenges
• We've attracted the best of Eastern Europe's tech talent accumulated in our Ukrainian and Russian IT hubs with the HQ in Boston, USA
• Full-cycle offshore programming operated by a trustworthy US-based company is what we do with competence and reliability being our business card

  Envion Software is the only place your company would need when outsourcing software development for Healthcare, Publishing, E-learning, E-commerce, Retail, and Marketing. From a startup and SMB to a multinational business, - we'll bring your company to the place it deserves to be!      

Epixel MLM software specializes in providing intelligent data-driven solutions for proactive decision-making. This platform also helps you discover key insights with their real-time business intelligence solution to gain a better understanding of how your business is performing. Epixel Network Marketing Software comes up with a suite of tools to manage and track your business. The software incorporates advanced features of security that can help to track the transaction failures that occurred and recovery of the failed transactions. The software includes full-featured internationalization tools that help your network marketing company to deal with any kind of network marketing regulatory policies. Epixel extends its services in all industries such as health and wellness, cosmetics, and personal care, e-commerce, and online shopping. With third-party integration, you can provide your customers with a seamless experience that's more efficient. Epixel MLM software offers admin and distributor-specific features to meet all your business requirements, and also the payout engine is designed with innovative features for timely commission calculation and career rules processing.

American Entrepreneurship + Ukrainian Engineering = Great Software.

Ethode builds beautiful applications; Web, Mobile and Blockchain based.  Building the application is just step 1, after that comes the relationship where customers fall in love the tremendous support and ongoing care we give to all our clients and their projects.

From a technology perspective, we utilize:

- Java, PHP, Node.js, Javascript, 

- MySQL, Microsoft SQL Server, MongoDB, Oracle 

- Frameworks like: Laravel, Magento, dotCMS, CodeIgnitor, Spring

- Hyperleger, Ethereum, EOS

We are a team that has succeeded in understanding the needs of the industry and creating reliable services and products offerings. We are a lean-mean globally distributed team of Technology Consultants, Analysts, Software Developers, Software Quality Engineers, Cloud Architects, DevOps Engineers, Designers and Security Experts who live and breathe technology.

Ethos Binary is a Toronto headquartered IT Solutions company with the best in class business technology solutions and IT talent in the industry. With Nearshore-Offshore operations catering to global clients across US and Europe. Providing business solutions that are nimble, scalable, cost-effective, efficient and productive. Its full-service strategic partnership will work as an extension of its clients. With focus in custom software development and full service technology advisory company offers consulting, development, product innovation and human capital services in web, mobile, ecommerce, data and cloud services tailored for business needs. With a team of passionate professionals simplifying complex technology decisions for client’s business needs. Vision: is to turn ideas into sustainable solutions Mission: is to design, develop, deploy and support Technology Solutions that solve real world problems for our customers.

ETNA Software Corp., founded in 2002, with headquarters in New York and development centers in Eastern Europe and Asia, is a renowned custom financial software vendor dedicated to providing quality software solutions to financial industry companies. Our developers' expertise in the latest technologies, as well as experience in developing analytic applications for the capital markets industry, enable us to create a unique, highly scalable stock and options trading platform for SogoTrade, the NASDAQ Platinum Partner. Our platform was featured in the Barron's Magazine on-line trading platforms review with the second-highest rating for Usability.

We provide marketing related services. We give the ideas how to design your event and how to produce it for getting the best value in the market. Factory 360 is an experiential marketing agency that makes ""awesome"" happen. Founded in 2007 with client-side and agency mavericks, Factory 360 is a young team of visual artists, strategic thinkers and brand marketers who believe that an idea is only as dynamic as its execution. We empower your brand by embracing your unique values and harnessing the potential of tomorrow. Through intuitive programming, a national network of brand ambassadors, and campaigns that ignite hearts, minds, and social media engagement, Factory 360 connects real people with compelling brands, and bridges the space between memorable events and long-term brand loyalty so the experience comes full circle. Or, within 360 degrees. We’re experiential marketers. We’re Factory 360.

We provide marketing related services. We give the ideas how to design your event and how to produce it for getting the best value in the market.

Small companies struggle with product development.  Our reference designs, experts and Savvy℠ processes reduce development cost, risk and time.  Small companies hire us to simplify the complex world of developing great products.  

Since 2008, we have helped clients across the U.S. achieve breakthrough results by providing thoughtful and creative solutions. But our mission is bigger than the innovative products we design and develop. We’re just as proud (possibly more so) of the remarkable experience we create for our clients.

How we engage with each client and project is never the same, but generally speaking we encourage ourselves and our clients to develop their thinking along the following major lines. We work with the best platforms to allow you to provide your users unique clean simple experiences that they will love.

At Fountain City we build meaningful roots where people come first. Watered by trust, bearing the fruit of our commitment to excellence. We provide you with the tools, processes and people to enable the creativity of your business to flourish. Through enablement empowerment is catalyzed. Which allows you to do more and it is where emergence occurs. Which leads to your success. And quite simply, your success is our success. We bring together a wide array of disciplines into an effective collaboration, with broad creative expertise across many fields. Our disciplines are coordinated by process-driven project and account management with internal program direction to ensure all projects are running smooth and up to our and our clients standards and expectations.

Frogslayer is a custom software development and digital innovation firm. Clients partner with Frogslayer to rapidly build, launch, and scale forward-leaping, industry-shattering software products and digital platforms that create new revenue streams and sources of competitive advantage.

Futran Solutions is a Digital Technology organization focused on Data Analytics, Cloud, Automation, and New Age App Development.

Looking for something that fits perfectly? Let us help you.

Talk to us and tell us what you want. We are pretty sure we can do it for you.

Why? Because, we are NOT your next-door subscription-based agency working project to project. All that happens while we build long-term partnerships with you.

Galaxy is a web development and mobile app development company established in 1998. With over 1000+ projects delivered to over 200+ clients, we provide technical expertise with 24/7 support.

Our first and most important job: to help our clients understand the totality of the technology landscape and conceive, design, implement, and support solutions that fit their needs – and budgets.

GammaStack is a well-recognized name in the iGaming industry possessing 8+ years of remarkable experience in providing top-notch iGaming software development solutions and services. The team specializes in offering ultra-modern and feature-rich sports betting software, fantasy sports software, online casino software solutions, online lottery software, esports software development, etc. Comprehensive software development solutions and services cover white label software, custom software development, turnkey software, mobile app development, crypto-enabled software solutions, blockchain-integrated software, and many more. Backed by a team of 250+ technically sound developers, the team is capable of offering the most advanced and cutting-edge solutions and services which are tailored as per the client's requirements.

Gavant Software is a full service application developer of custom software, web and mobile technology solutions. Our clients leverage us for sales growth and operational efficiency, from strategic direction to measurable results.

We service a broad range of industries providing web and mobile apps that streamline workflows, integrate systems and improve business intelligence.

GDSI provides law firms, legal software companies, and professional services firms custom software solutions. Our U.S. based developers understand the user experience and provide detailed solutions, eliminating the complexity of development. Experts with over twenty-five years of experience, we design software efficiently and effectively so our clients can focus on the business of law.

We work to understand your vision, help define your product, then design, build, and launch. We collaborate primarily with startups, businesses, and nonprofits. Our partners include the World Health Organization, World Wildlife Fund, UCLA, USC, and the City of Los Angeles.

Goji Labs is a web and mobile app development company headquartered in Los Angeles. Founded in 2014, the team of 30 has helped startups, businesses and non-profits launch 100+ digital products in a variety of industries. Our services include product strategy, UX research, UX/UI design, web, mobile app, and IoT development. We are product and technology experts and specialize in reducing risk on behalf of our partners when bringing new software ventures to market. We believe no great venture should be held back by technical execution. Translating this core belief into action, we work closely with our partners to launch new initiatives and scale existing ones.

We earned the best name in the UI/UX design service market, as we have started our journey just a couple of years ago. But, hardly in such a span of time, we have achieved big milestones of success. We are Design-Driven innovators in creating game-changing projects. We craft the projects that are a perfect mix of class and simplicity. We believe in making top-notch projects that are intuitive, easy to operate & create an amazing experience.

UI/UX design and development services for your Mobile and Web Applications from GoProtoz. Our Services are: UI UX Design, UX Design Consulting, Web Design, Data Visualization, Digital Product Ideation, and Branding. GoProtoz has grown from a small start-up to one of the top familiar UI/UX design company.

Gratis Technologies produces the First and only Interactive Customer Community tools the autoWALL, cycleWALL, salesmanWALL and truckWALL. This patent pending system of software connects the true consumer core of the dealership with dealership employees. The tool celebrates and hence monetizes the "service" relationship between the consumer and the dealer.

GreenM helps healthcare tech companies to scale and accelerate the time to market by taming the data deluge and building secure, cost-effective, and easy-to-use Analytics platforms. In the last 6+ years, we’ve worked with health data a lot. Like, a lot, lot. Blue Shield, Blue Cross, Medicaid, you name it — we’ve been there and worked with their data. We now want to bring this experience to your platform, too.

Gtech Professional LLC is a US based company, registered with the state of New Jersey. We at Gtech offer a wide range of IT services with world-class quality and support. Our fast-growing Clientele proves our effectiveness in providing Customer solutions in IT Projects. We specialize in creation of high quality IT-based Business Management Solutions; and ERP Solutions; Custom Software Development Solutions; Application Development, its Integration and Implementation to companies of all sizes. 

Delivering great software that transforms organizations with high-end consulting services & industry-shaping thought leadership. We make your mission ours.

We’re a custom software development company with Austin, TX roots and partnerships across the country. From application development and enterprise architecture to full-on system modernization, our solutions and services enable you to move faster, work better, and stand out in a shifting market.

As partners, we get to know your business, your people, your customers, and most importantly your mission. We build systems that meet your exact needs—even the ones you haven’t discovered yet. Our people are proven leaders and collaborators who offer full stack expertise and guidance at every step.

Our advisors and engineers help you solve your business challenges with sustainable and proven technology solutions. We are the trusted resource for valuable advice from the veterans of the tech industry.

Hensley-Elam was co-founded by Russ Hensley and Sam Elam in 1998 in Lexington, Kentucky. Since its inception, the company's mission has been to provide professional services in three areas: programming, web services, and infrastructure. Hensley-Elam's customers range from small business ventures to corporations with billions of dollars in yearly revenues, as well as government services.