Top Series B Companies in the US 2026

AI-powered platform designed for immigration law firms

The world’s first straight-shot SSI lab, with one goal and one product: a safe superintelligence.

Building frontier open intelligence accessible to all with open-weight AI models.

Building custom AI networking products and infrastructure solutions for hyperscalers and neo-clou...

Physical Intelligence is building a foundation model for robotics, bringing general-purpose AI in...

leading energy storage startup accelerating grid flexibility

Blockchain infrastructure platform enabling game publishers to integrate compliant on-chain econo...

Forte Labs helps people leverage technology to realize their full knowledge potential through pro...

Castelion exists to build the systems America and its partners need to keep a global technical ed...

Digital Currency Group is Barry Silbert's crypto conglomerate that builds and invests in bitcoin ...

Leading edtech company developing engaging digital learning resources for children ages 2–8, best...

Cloud-native identity governance and security platform for enterprise access management

Whole body lab and imaging platform for longitudinal biomarker tracking and early detection

R&D company with 20 SBIR/STTR awards from Department of Defense.

CloudWalk is a digital payment acquirer

Clinical-stage precision medicine company developing targeted therapies for immune-mediated infla...

Poolside develops large language models specifically designed for software engineering, providing...

AI chip startup designing custom ASICs purpose-built for transformer-based artificial intelligenc...

Automation Anywhere is a software provider of robotic process automation to help global companies...

Designs high-throughput AI chips for large language models, serving AI labs and enterprises seeki...

Fintech loyalty rewards platform allowing renters to earn points on rent payments and build credit.

Cardurion Pharmaceuticals is a clinical-stage biotechnology company focused on the discovery and ...

AI-powered telematics platform for insurers, automakers, fleets, and public agencies that measure...

Pebl allows companies to hire, pay, and manage employees in 185+ countries—removing risk, red tap...

Vendr is the place to buy and sell software.