Top React Companies (3,290)

Collectors has multiple business lines that grade, authenticate, and sell millions of high-value, record-setting collectibles. We're the leader in third-party authentication and grading services for high-value collectibles including trading cards (Professional Sports Authenticator and Card Ladder), coins (Professional Coin Grading Services), video games (Wata), event tickets, autographs, and memorabilia, and with your help we can continue to grow rapidly. Our...

Founded in 2002, Leader Bank is a Massachusetts-based entrepreneurial financial institution that approaches banking differently. The core tenets of Leader Bank include client services, exemplary products, and innovation to meet the needs of its clients. Leader Bank’s best-in-class staff has been at the forefront of supporting the bank’s rapid growth and client-oriented solutions, as the bank has continued to expand...

Accuris gives engineers trusted answers, not just access. Our Engineering Intelligence platform combines verified data, actionable insights, and purpose-built workflows — so technical and business leaders can move faster, reduce risk, and make decisions they can defend.

Getting older in America is tough: 90% of seniors live with chronic health conditions. 40% report feeling isolated. And despite having the highest suicide rates of any age group, older adults receive mental health therapy 70% less than the average American. Sailor Health is building the AI-native health system for happier and healthier aging. Sailor offers virtual mental health, wellness classes,...

Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping...

Ursa Major was founded to address a critical shortfall in the U.S. industrial base and bring a new model to aerospace and defense systems: we design and manufacture the world’s leading propulsion systems for space, hypersonic applications, and missile systems. Our products and technologies require an extraordinary team – a team that will mold tomorrow’s technologies while deploying today’s best....

Applied is the connective intelligence transforming how insurance works. We build the platforms, data, and agentic systems that connect the entire insurance journey, turning months of manual work into moments. We keep work flowing, from thousands of agencies and carriers to the millions of policyholders they protect.

Taskrabbit is a marketplace platform that conveniently connects people with Taskers to handle everyday home to-do’s, such as furniture assembly, handy work, moving help, and much more. Acquired by IKEA Group - the world’s largest furniture retailer - in 2017 At Taskrabbit, we want to make your neighborhood a little more familiar. Whether it’s a handyman (or woman!), a housecleaner, moving...

Optum, part of the UnitedHealth Group family of businesses, is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find...

At ReversingLabs, we are providing the world’s largest threat intelligence repository to protect software development and power advanced security solutions, keeping the most advanced cybersecurity organizations and Fortune 500 enterprises informed and ahead of the threats. Our software supply chain security and threat intelligence solutions have become essential to advancing enterprise cybersecurity maturity globally. Notable breaches such as SolarWinds, CircleCI and...

Compa is a venture-backed SaaS startup revolutionizing the future of compensation. In a dynamic job market with hiring challenges, accountability, and the rise of AI, companies need the best data to stay ahead of industry changes, competition, and costs. Compa has developed the premier real-time compensation data platform, delivering top-tier compensation intelligence to leading enterprise teams. Compa is a compensation intelligence company...

PartySlate is a fast-paced Chicago startup disrupting the $156 billion events industry in the United States. There are 13 million parties per year, produced by over 460,000 venues and vendors. PartySlate connects people planning all types of events — from weddings and corporate events to galas and milestone birthdays — with the venues and vendors who can bring their ideas...

Terakeet is the reputation operating system for global brands. Founded in 2001 by CEO Mac Cummings and Patrick Danial, Terakeet is the partner that Fortune 500 companies, and executives trust to improve, optimize, and protect their perception and visibility across the modern digital landscape. Today, brands face many problems, from a lack of awareness of their market to misinformation. At...

TigerConnect is healthcare’s most widely adopted communication platform – uniquely modernizing care collaboration among doctors, nurses, care teams, and patients. TigerConnect is the only solution that combines a consumer-like user experience for both clinical and patient communication with serious security, privacy, and clinical workflow requirements that today’s healthcare organizations demand. TigerConnect accelerates productivity, reduces costs, and improves patient outcomes. Trusted...

Taboola empowers businesses to grow through performance advertising technology that goes beyond search and social and delivers measurable outcomes at scale. Taboola works with thousands of businesses who advertise directly on Realize, Taboola’s powerful ad platform, reaching approximately 600M daily active users across some of the best publishers in the world. Publishers like NBC News, Yahoo, and OEMs such as Samsung,...

Addition Wealth is a holistic personal finance platform that empowers employees to make smart, informed financial decisions. By taking a tech-forward approach that combines digital tools, community events, expert content, and access to financial professionals, Addition is making personalized financial expertise inclusive and accessible for all employees. Addition partners with forward-thinking employers to help employees make the most of their...

Revivn is a fully integrated hardware lifecycle solution, promoting global responsibility while providing IT with enterprise-class service and security. Working with companies like Instacart, Lyft & Teach for America we are changing the way companies view old technology with a new model that focuses on repurposing electronics. In partnering with Revivn, companies make the vital choice to responsibly retire, repurpose,...

At 3Play Media, we’re transforming the way organizations approach video accessibility and localization—making it faster, easier, and more reliable to reach every viewer. From captions and subtitles to audio descriptions and dubs, our platform streamlines workflows that once took days into just a few clicks. We support thousands of customers across media & entertainment, education, enterprise, and sports—helping them expand...

Canoe offers first-of-its kind AI technology powering the future of alternative investments. Canoe has reimagined the future of alternative investments with cloud-based, machine-learning technology for document collection, data extraction, and data science initiatives. We transform complex documents into actionable intelligence within seconds and empower allocators with tools to unlock new efficiencies for their business. Since the beginning, we’ve maintained a focused, client-first...

Formation Bio is a tech-driven pharma company differentiated by radically more efficient drug development. Formation Bio has built a technology platform that optimizes all aspects of drug development, enabling more efficient trial design, faster trial completion, and higher quality trial data capture. Formation Bio acquires clinical-stage drugs from pharma and biotech and develops them faster and more efficiently, unlocking greater...