Critical Loop
Critical Loop is a Los Angeles-based energy infrastructure company that delivers immediate, flexible power solutions to industrial customers facing grid capacity constraints. Their platform combines behind-the-meter battery storage, intelligent control systems, and on-site generation into a modular, relocatable microgrid stack. The company's proprietary smart microgrid cabinet integrates multiple power sources and dynamically shifts between grid power, storage, and on-site generation - enabling customers to unlock megawatt-scale power in days or weeks rather than the years typically required for utility upgrades. They have deployed 50+ MWh across California, operate 67+ active control nodes under real utility contracts, and serve 8+ industries including data centers, industrial manufacturing, critical infrastructure, and EV charging.
Critical Loop differentiates itself through aerospace-level engineering rigor applied to energy infrastructure, a first-to-market UL3141-certified controller ("Cygnus"), and a team drawn from SpaceX, Tesla, Palantir, Rivian, and Andreessen Horowitz. Their software stack - led by a Head of Software with expertise in control systems, AI, and ML - enables real-time orchestration of distributed energy resources, positioning them as a true hardware-software integrated platform rather than a single-vertical developer. Notable customers include San Diego International Airport, a major aerospace testing facility, and leading EV fleet operators.
Critical Loop matters significantly to the US energy supply chain because it directly attacks the "time to power" problem - the growing gap between industrial power demand and grid capacity expansion timelines. As AI data centers, EV fleets, advanced manufacturing, and critical infrastructure all compete for limited grid headroom, Critical Loop's distributed, fast-deploy model offers a practical bridge solution. With a clear path to operating 5-10 GWh of distributed capacity within five years and partnerships with utilities to close grid gaps, the company is positioned as a key enabler of American industrial competitiveness at a time when power constraints are increasingly driving businesses to consider moving operations overseas.
Funding
Series A raised in April 2026 for $26M. Partnership with LG Energy Solution Vertech for domestically manufactured energy storage systems. Prior funding history not publicly disclosed.
Investors
- LG Energy Solution Vertech (strategic partner)
Key People
- Bala Ramamurthy, CEO & Co-Founder (formerly SpaceX - led human-rated Falcon 9 development)
- Andrew Grinalds, COO & Co-Founder (formerly Andreessen Horowitz, Uber, Airbnb)
- Lydia Maher, CTO & Co-Founder (formerly Palantir, Entrepreneur-in-Residence at Deep Science Ventures)
- Chip Leigh, Head of Hardware (formerly Tesla, Rivian - deployed 6GW+ EV charging infrastructure)
- Dante Sblendorio PhD, Head of Software (control systems, AI/ML)
- Nanna Saito Nielsen, Chief Business Officer (formerly GoCardless COO)
- Cody Thornton, Head of Revenue & Operations (formerly ChargePoint, Rivian, MN8 Energy)
News
- Critical Loop Raises $26M Series A to Accelerate Grid Interconnection
- The Grid Has a Peak Problem, Not a Power Problem
- 5MW of Flexible Grid Power Unlocks 10x Faster Grid Access for EV Operator
- Solving Power Constraints for High-Stakes Aerospace Testing
- San Diego International Airport Selects Critical Loop to Operationalize Efficient Energy Usage