Top C# Companies (1,396)

Zocdoc is the tech company at the beginning of a better healthcare experience. Each month, millions of patients use Zocdoc to find in-network neighborhood doctors, instantly book appointments online, see what other real patients have to say, get reminders for upcoming appointments and preventive check-ups, fill out their paperwork online, and more.

SciPlay is a leading developer and publisher of digital games, providing entertaining free-to-play casual and social games to millions. Our data-driven approach, advanced game economy and high-quality content offer a thrilling experience. Our games are true to the authentic spirit of the world’s biggest casino brands and bring users hours of fun.

Alliant is unlike any other financial institution — a digital credit union that wows our members. We’re boldly disrupting banking norms to do good for our members, employees and communities. With 90 years of history and more than $19 billion in assets, Alliant Credit Union is the largest credit union in Illinois and one of the largest in the U.S. Our industry-leading...

DFIN is a leading global risk and compliance solutions company. We provide domain expertise, software and data analytics for every stage of our clients’ business and investment lifecycles. Markets fluctuate, regulations evolve, technology advances, and through it all, DFIN delivers confidence with the right solutions in moments that matter.

Wells Fargo & Company (NYSE: WFC) is a leading financial services company that has approximately $2.1 trillion in assets. We provide a diversified set of banking, investment and mortgage products and services, as well as consumer and commercial finance, through our four reportable operating segments: Consumer Banking and Lending, Commercial Banking, Corporate and Investment Banking, and Wealth & Investment Management....

In March of 2002, Belvedere Trading emerged as Chicago’s newest market maker, soon to join the ranks of the Windy City’s elite proprietary trading firms. Armed with printouts of Excel workbooks and a team of eager minds, Belvedere established their place in the SPX pit on the floor of the Chicago Board Options Exchange. From the beginning, we have iteratively...

IDeaS is a company of innovators, collaborators, and educators. Founded in 1989, with the goal to revolutionize revenue management for businesses worldwide. The company's founders were pioneers in revenue science, and IDeaS has continued to lead the way in this field ever since, particularly in the hospitality and travel industries. We use advanced mathematics and industry expertise to turn data into...

Dandy is transforming the massive ($400B) but antiquated dental industry. Backed by some of the world's leading venture capital investors, we’re building custom, end-to-end, precision software and manufacturing from the ground up to provide high-quality, consistent, and affordable restorations to our doctors and their patients. 2 million people already have a Dandy product in their mouth and that number is...

Flatiron Health is a healthtech company dedicated to helping cancer centers thrive and deliver better care for patients today and tomorrow. Through clinical and data science, we translate patient experiences into real-world evidence to improve treatment, inform policy, and advance research. Cancer is smart. Together, we can be smarter. Flatiron Health is an independent affiliate of the Roche Group.

At PatientPoint, we're transforming every doctor-patient interaction with cutting-edge, technology-driven solutions designed to improve health outcomes and quality of life. By delivering impactful, digital, in-office patient education at no cost to physicians across the country, we empower healthcare professionals to connect more meaningfully with their patients. Through partnerships with trusted healthcare brands like Pfizer, P&G, Sanofi, Merck, NatureMade, and Bristol...

Rethink aims to provide families, educators and behavior healthcare providers affordable, best practice treatment solutions for children with special needs. Rethink is unique in our foot-print offering clinical support, best-practice tools, and research-based content via technology to all market segments, reaching more children with special needs than any other solution. Our platform supports curriculum planning, professional development, parent training, and tracking...

Scratch is a dynamic and innovative fintech company at the forefront of patient lending and payment processing, serving a network of over 15,000 healthcare practices across the United States and Canada. Our mission is to revolutionize the veterinary financial experience, ensuring pet parents have seamless access to the treatments they need without the burden of financial stress.

Geneva Trading LLC is a leading proprietary trading firm with a history of consistent success in the listed derivatives markets. Over the past 20 years, we’ve grown significant capital, developed proven technology, and maintained an appetite for diversified trading strategies. We foster innovation and look for people who can solve complex problems that drive immediate results. We've built a culture of...

It's simple, at DraftKings, we believe life is more fun when you're in on the action. For that reason, we’re committed to responsibly creating the world’s favorite games and betting experiences. We’re developing the most innovative and entertaining real money products and offers; to forever transform how people experience sports; to be a fully vertically integrated sports betting operator. It's...

EliseAI builds vertical AI agents for housing and healthcare — sectors that together make up nearly 40% of household spending. These agents automate high-volume workflows like leasing, maintenance, renewals, and patient intake, helping organizations cut costs, improve efficiency, and deliver better experiences. How does it work? EliseAI integrates directly into operational workflows: Housing: Manages leasing, maintenance, renewals, billing, and resident communication. Healthcare: Handles intake,...

Coupa is a global technology company that helps businesses run smarter by connecting all the ways they spend money — from procurement and expenses to payments and supply chain decisions — in one intelligent platform. In simple terms, Coupa gives organizations the visibility and control they need to make better financial choices, reduce waste, and drive real impact. It’s where...

Relativity Space is on a mission to better connect humanity to space and the universe beyond our planet. Our medium-to-heavy lift reusable rocket, Terran R, will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that...

ABN AMRO Clearing USA LLC (AAC-USA) is a subsidiary of ABN AMRO Clearing Bank N.V. We are a global clearing firm that provides an integrated suite of financial services to professional trading participants in the global financial market. The core service offering consists of clearing, execution, stock borrowing and lending, settlement. AAC-USA has a Global Reach through direct and indirect clearing...

Who We Are Founded in 2001, Adage Technologies is a digital engineering firm building modern, AI‑enabled solutions that help organizations engage their audiences and operate more efficiently. With offices in Chicago and Medellín, our 120‑person team blends strategy, design, engineering, and data to create impactful digital experiences for performing arts organizations, associations and accreditation bodies, and manufacturing and distribution companies. What We...

As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.