Special Power Sources develops solid oxide fuel cell generators for dependable power in remote locations and harsh operating conditions. Its systems run continuously on fuels such as propane or natural gas, while the company’s R&D group also works on alternate-fuel applications for commercial and defense users. Formerly known as Atrex Energy, SPS combines commercial-scale tubular SOFC technology with field and remote technical support.
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WATT Fuel CellFounded in 2010 by Dr. Caine Finnerty, WATT Fuel Cell designs, develops, and manufactures small-scale solid oxide fuel cell systems for reliable power at the point of use. The privately held company moved from Long Island to Mount Pleasant in 2014 after acquiring Pittsburgh Electric Engines, and now produces its ceramic tubular SOFCs there using a patented additive manufacturing process. Its systems are built for residential, remote, and recreational applications and can work alongside solar and energy storage.MT PLEASANT, PA
Comanche Gas Solutions, LLCFrom its headquarters in Comanche, Texas, Comanche Gas Solutions builds and operates behind-the-meter natural-gas power infrastructure for demanding industrial, oil-and-gas, and compute applications. The company brings together power generation, fuel distribution, site construction, and ongoing field support to help customers reduce diesel dependence while keeping remote and grid-constrained operations running. Its field teams include CAT- and Waukesha-certified mechanics, reflecting roots in tough oilfield conditions and a practical, hands-on approach to reliability.SEVEN VALLEYS, PA
Teledyne Energy Systems, IncFrom hydrogen electrolysis systems sold commercially since the 1970s to power units headed for the Moon, Teledyne Energy Systems develops energy-generation and storage systems for demanding environments. The Hunt Valley company has manufactured more than 700 electrolysis systems and also supplies fuel-cell, thermoelectric, radioisotope and battery technologies for space, subsea and remote terrestrial applications. Its space-power work includes radioisotope generators used on NASA’s Curiosity and Perseverance rovers.HUNT VALLEY, MD
Redox Power Systems, LLCRedox Power Systems is a Maryland energy technology company known for developing lower-temperature solid oxide fuel-cell systems for on-site power generation. Its work centers on the Redox Cube, a modular stationary unit intended for customers seeking distributed electricity, with combined heat and power as an option.BELTSVILLE, MD