Top Tech Startups in Connecticut, US in 2026

Buying and selling a used car brings to mind paperwork, pushy salesman, price haggling, it’s all terrible and we won’t stand for it! At Clutch we stock only the best inventory, thoroughly inspect and photograph all of our cars, and provide free to your door test drives. Clutch is built on trust, transparency, and convenience; we’re making buying a used car an awesome experience. Statistically, a vehicle is the second largest item someone will purchase in their lifetime – we want that to be as special for them, as it is for us.

At Veo, we're bringing the next generation of mobility sharing to cities and universities globally through our dockless pedal bike, e-bike and e-scooter systems. We also offer fat-tire bikes, cargo bikes and ADA-compliant bikes – making us the only shared mobility provider with this breadth of options. We design and engineer our own vehicles, hardware and software systems to provide a greener, healthier mode of transportation to make the communities we serve more sustainable and livable. Our mission is to offer the best combination of multi-modal sharing technology and seamless customer service, so users can unlock joy in their day. We are looking for exceptionally talented individuals who are ready to take on exciting challenges and own solutions. We are headquartered in Chicago, IL, but we are hiring across the U.S. Join us!

Ambient.ai is a computer vision intelligence company transforming security operations for large enterprises by preventing security incidents before they happen. Ambient.ai has a globally deployed footprint with several F500 companies. The Ambient.ai platform applies AI and computer vision intelligence to existing sensor and camera infrastructure to deliver physical security monitoring and detect threats in real-time. Ambient.ai does this while simultaneously decreasing false alarms by over 95%, allowing security teams to focus on legitimate threats and on rapid response. The future of enterprise physical security is data-driven, intelligent, and proactive. With Ambient.ai, companies can do more with less, while also improving their security posture. We were founded in 2017 by Shikhar Shrestha and Vikesh Khanna. They are experts in artificial intelligence from Stanford University who previously built iconic products at Apple, Google, Microsoft, and Dropbox. We are a Series-B company backed by Andreessen Horowitz (a16z), SV Angel, YCombinator, and investment angels like Jyoti Bansal, Mark Leslie, and Elad Gil. Named on the YC Top Companies List 2021 and 2022, and the Forbes Cloud 100 Rising Stars 2020, we are turning the impossible into the inevitable. We are always looking for passionate people, who enjoy solving the toughest problems with cutting-edge AI/ML.

Chowbus is a food ordering platform which curates featured dishes from selected ethnic restaurants daily and delivers them fresh and hot to your home or office affordably with the tap of your cell phone. We provide dish-centric mobile ordering experience for consumers to easily explore and order authentic ethnic food and we empower local ethnic restaurants with the technology, tools, and marketing to grow their business.

Madison Reed (madison-reed.com) is an e-commerce start-up with a team of 180+ rock stars in San Francisco. We’re revolutionizing the $50B hair care market using technology (web, mobile, tablet, social) to radically innovate the user experience and business model. Madison Reed is headquartered in SF and backed by top-tier venture capital firms Norwest VP, True Ventures, Maveron and Shea Ventures.

One Medical is the fastest growing primary care practice in the country. But this is no ordinary doctor’s office. Everything we do is built around how people live today. From our office experience to the exceptional people we hire to technology that simplifies getting — and giving — care, we’re transforming healthcare and truly changing people’s lives.

At DRW, we identify and capture trading and investment opportunities globally. What sets us apart is our diversified approach—trading across many asset classes and instruments, in markets around the world, with horizons from seconds to years. We succeed by bringing together sophisticated technology, in-depth research and careful risk management. DRW is headquartered in Chicago, with offices in London, Montreal, New York, San Francisco and Singapore.

We’re a squad of fintech builders, powered by Stripe, on a mission to shatter old remittance and banking limits and unleash instant cross-border payments for the Caribbean and Latin America’s business and community landscape. Whether someone is sending funds from Toronto, London, or Miami, or spending it in Kingston Jamaica (our first country), our closed-loop ecosystem gets money moving fast, locally, and for real impact.

Archesys provides a wide range of technical services and has been doing so for over 20 years, making a significant impact in the areas of organization, culture, and technology in both the private and public sectors. From digital modernization to process management, our team is the go-to resource for various government agencies looking to improve or overhaul their operations.

Iterative Health is pioneering the use of artificial intelligence-based precision medicine in gastroenterology (GI), with the aim of helping to optimize clinical trials investigating treatment of inflammatory bowel disease (IBD). We use advanced machine learning and computer vision to interpret endoscopic images along with other types of data, helping clinicians to better assess patients with potential GI problems. This gives practitioners enhanced capabilities in the detection, annotation, disease scoring and treatment of GI related diseases. Iterative Health is initially applying these advances towards standardizing disease severity characterization for inflammatory bowel disease. Ultimately, the company aims to establish more meaningful endpoints to serve as better predictors of both therapeutic response and disease outcomes. The company is headquartered in Cambridge, Massachusetts.