Venture-Backed Startups

1 investor

CircleLink Health offers SphereCM, a care management platform that combines tele-RNs with supervised AI voice agents to automate enrollment, outreach, surveys, and documentation for CCM, RPM, RTM, and APCM programs. It serves healthcare providers such as primary care clinics, multi-specialty groups, and pain practices, integrating with EHR systems like Epic, athena, and Cerner to support value-based care and CMS reimbursement.

2 investors

Circle Optics develops 360-degree multi-camera imaging systems, including its Hydra product, which uses a patented method of aligning fields-of-view to eliminate image stitching. It targets aerospace, autonomous systems, and entertainment sectors for applications in situational awareness and immersive experiences.

1 investor

0 investors

Circles operates an online mental health platform that connects individuals into small peer support groups led by trained facilitators, offering live audio-based group sessions. It focuses on affordable, accessible emotional support for people going through difficult life moments.

3 investors

Circles.Life is a digital telecom provider offering mobile plans with local data, Asia roaming, and unlimited calls to consumers in Singapore. Its plans bundle features such as bill-offset cash rewards, a cashback card, and access to AI models through CirclesAI.

2 investors

Circly provides automated ordering recommendations for procurement teams in food and beverage retail and wholesale companies using machine learning to forecast demand and optimize inventory planning.

1 investor

Circmar develops circular packaging solutions for the seafood industry. The company was named winner of the Seafood Innovation Award 2026 at the North Atlantic Seafood Forum (NASF) in Bergen.

1 investor

CircNova uses artificial intelligence to generate, analyze, and identify circular RNA structures for therapeutic development. The company focuses on non-coding RNA therapeutics targeting previously undruggable disease targets and major unmet clinical needs.

5 investors

0 investors

0 investors

Circonomit provides a web-based modeling and simulation platform that connects operational decisions with financial outcomes for manufacturers and production companies. The software helps users build decision-support systems by linking operational drivers, financial metrics, and sustainability metrics to optimize business outcomes and reduce complexity in planning.

1 investor

Circonomit offers a web-based modeling toolkit that adds a semantic modeling layer on top of Excel and systems like SAP, linking operational drivers to financial outcomes so companies can simulate scenarios, trace plan/actual deviations, and optimize decisions. It also calculates environmental metrics such as energy, CO2e, and water usage for products and processes, targeting industrial and manufacturing operations.

1 investor

Circuit operates all-electric shared ride services aimed at providing low-cost or free, accessible transit that complements existing local infrastructure. It serves communities and municipalities, including transit deserts, and offers wheelchair-accessible vehicle (WAV) options, funded through partners and advertisers.

4 investors

Circuit provides last-mile delivery management software serving drivers, dispatchers, and retailers through a driver app, route planning platform, and courier marketplace.

1 investor

Circuit is an AI platform that converts a company's technical documentation into specialized agents to assist with quoting, configuration, field service, and troubleshooting. It is aimed at manufacturing and service organizations, reading CAD files, schematics, wiring diagrams, and BOMs to guide sales and field technicians.

5 investors

Circuit Clinical describes its team culture, employee benefits, and hiring, but the page provides no concrete detail about its products or services.

2 investors

CircuitIQ maps, digitizes, and labels a building's electrical circuits and panels, delivering a shareable app-based system of record with QR-linked digital twins, printed panel schedules, and electrical safety reports. It serves facility owners, electrical contractors, schools, and industrial plants seeking circuit-level documentation, maintenance support, and code compliance.

1 investor

Circuit of The Americas is a 1,500-acre motorsports and entertainment venue outside Austin, Texas, featuring a 3.41-mile racetrack that hosts racing events, action sports, and concerts. It offers year-round experiences including karting, bike nights, driving experiences, an RV park, car condos, and event hosting.

0 investors

Circuit is a security response platform for digital assets that automatically moves or sweeps crypto assets to pre-approved vaults when wallets are compromised, keys are lost, or infrastructure fails. Its Automatic Asset Extraction engine connects to wallet setups such as MPC, Multisig, and HSM without holding private keys, serving institutions that manage digital assets.

3 investors

0 investors

Circuit Check builds automated test systems, functional and in-circuit test fixtures, and related integrated test solutions for electronics manufacturers. It provides in-house drilling, machining, assembly, and verification capabilities to support customized test product lines aimed at improving shipped quality while reducing test costs.

1 investor

CircuitHub operates an automated electronics manufacturing facility with integrated software to help hardware companies prototype circuit boards and bring products to market faster. The platform serves companies building autonomous vehicles, satellites, robotics, and 3D printers.

1 investor

CircuitLab provides web-based electronic circuit design and simulation software for engineers, students, and hobbyists to design, analyze, build, and share circuits. The platform enables collaborative iteration and sharing of circuit designs through browser-based tools.

2 investors