Energy startups in San Francisco Bay Area

Maritime Fusion

San Francisco

Maritime Fusion is developing high-temperature superconducting tokamak fusion reactors for ships, aiming to decarbonize global shipping and deliver FOAK fusion reactors worldwide, supported by YC participation and a team with Tesla and Spac

Gridware

San Francisco

Gridware is a privately held technology company in San Francisco focused on protecting and enhancing the electrical grid, backed by climate-tech and Silicon Valley investors, addressing faults—especially in remote, aging infrastructure and

Reach

Redwood City

Reach Labs builds long-range wireless power networks delivering scalable, resilient energy infrastructure; founded in 2015 by Christopher Davlantes, based in Redwood City, CA, with 45 employees and $30M in funding, positioning itself as a l

Emobi

San Francisco

Emobi delivers a unified platform for seamless, secure EV charging, powering apps, fleets, and automakers while maximizing charger utilization; it integrates 122,000+ chargers across the U.S. and Canada, the largest North American ecosystem

Electric Air

Redwood City

Electric Air, a Redwood City-based tech-enabled HVAC contractor, aims to electrify home heating and cooling and accelerate the adoption of all-electric homes. Backed by Y Combinator and Leap Forward Ventures, it combines HVAC, engineering,

Ohm

San Francisco

Ohm is a San Francisco-based AI-first company applying AI to battery research, validation, and manufacturing workflows. Backed by Y Combinator and other investors, it leverages a lean, multidisciplinary team of engineers, creatives, and PhD

DeepAware AI

San Francisco

DeepAware AI is a YC-backed startup delivering AI-powered infrastructure management and autonomous robotics for data centers, aiming to improve security, uptime, and energy efficiency by up to 30% for operators and AI infrastructure provide

Noya

San Francisco

**Radically reducing capital costs and build time for direct air capture** Noya is radically reducing the upfront capital costs and installation time required to perform direct air capture. We're doing this by retrofitting existing pieces