Enchanted Rock

Enchanted Rock - now operating as ERock (NYSE: EROC) - is a Houston, Texas-based provider of utility-grade onsite power solutions built around proprietary natural gas generators and fully integrated microgrid systems. Founded in 2006, the company designs, engineers, manufactures, and deploys modular natural gas-powered generation infrastructure that delivers immediate, reliable power to critical facilities including data centers, hospitals, grocery and retail chains, logistics facilities, manufacturers, and government and defense installations. Its proprietary GraniteEcosystem™ platform and advanced natural gas generators tap into local fuel lines, install rapidly, and operate continuously with a combined fleet reliability rate of 99.999%, with approximately ~1,000 MW in its installed base nationwide.

ERock's core value proposition centers on bridging the widening gap between surging electricity demand and constrained grid infrastructure. The company offers three complementary service models: backup power (automatic failover if the grid fails), bridge-to-grid power (enabling customers to operate before grid connection is available - often years ahead of traditional grid timelines), and flexible capacity (once grid-connected, systems serve as dispatchable grid assets during peak demand periods). This positions ERock as both a critical resilience provider and a strategic utility partner, helping avoid costly grid buildout while supporting community affordability. All engineering, procurement, construction (EPC), generator manufacturing, and operations & maintenance are handled in-house, giving ERock a differentiated, fully integrated delivery model.

ERock has emerged as a significant player in the US energy supply chain at a pivotal moment. The AI and data center boom has created unprecedented demand for fast, dependable power, often in locations where grid interconnection queues stretch years into the future. ERock's ability to deliver utility-grade power rapidly - with low emissions, no water cooling, a small footprint, and compliance with stringent local permitting standards - makes it an essential infrastructure partner for hyperscale AI campuses and mission-critical operations. In June 2026, the company completed a high-profile IPO on the New York Stock Exchange targeting a $642 million raise and a $5 billion valuation, underscoring investor conviction in the distributed resilient power market's long-term growth trajectory.