Overview
Rewbi deploys 1-10MW distributed data centers in existing industrial buildings with surplus power, which is 10+ times faster than standard data center deployment.
Founders & team
Thomas Marge
Founder/CEOThomas is co-founder and CEO of Rewbi, which uses AI to optimize grid-connected battery storage. He previously founded inBalance, a YC W21 company, which was acquired by Stem (NYSE: STEM) in January of 2023. He led battery storage optimization and forecasting for Stem. He completed part of a Pure Mathematics PhD at University of Cambridge, which he left to build inBalance. He holds a Masters in Applied Mathematics and B.S.E. in Pure and Applied Mathematics from Johns Hopkins, graduating early.
Derek Modzelewski
Founder/CTOEx. Meta and Adept | Combining AI and energy commodity trading experience to make our power grids more stable.
Placed first energy commodity trades 10 years ago. Adept’s first technical hire; his AI models were used to raise over $400m in capital. Previously worked with early foundation models at Meta as an ML engineer. Holds a Masters in C.S. and B.S.E. in C.S. Applied Mathematics from Johns Hopkins, graduating early.
Founded 2024 · Source ↗
Sources & observations
Y Combinator
Profile depthverified profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedSan Francisco, CA, USA
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 3 of 6 areas documented
Source-based assessment · automated evidence rules
The retained text does not establish product availability or customer use.
Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.
Stage definitionsindependent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding year
