Manufacturer Directory
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Energetx, LLC builds district-energy and domestic-hot-water systems while engineering heat-transfer, pumping, and air-cooling equipment for commercial and industrial customers across North America. Founded by Scot Seifert, a former Alfa Laval North American sales director with more than 25 years of heat-transfer experience, the company combines technical system design with custom fabrication and represents Alfa LU-VE air products exclusively in North America. Its equipment is manufactured in the USA, with air products made in Italy and Finland.
Energizer makes batteries and portable lighting, carrying a battery-and-flashlight legacy that reaches back to Conrad Hubert’s first Eveready electric hand torch in 1898. The company’s history includes the first miniature batteries, commercially viable cylindrical alkaline cells, and the first waterproof flashlight, while its OEM business supplies primary-battery power solutions worldwide.
Energy Catalyst Technologies began in 2019 as a geothermal contractor and now manufactures its own heat pumps in Troy, New York. Its experience in the field shaped a retrofit-minded approach: the company’s Double Hybrid system is built to work with heating infrastructure already in place, serving homeowners and small-to-medium-sized buildings across New York and Vermont.
Founded by Donald C. Erickson in 1974, Energy Concepts Co., LLC is a small Annapolis engineering company known for advancing heat-activated absorption technology. It develops custom systems for industrial customers, taking projects from early feasibility work through fabrication, testing, and field installation. The company’s history includes 80 U.S. patents and more than 30 years of experience in absorption heat pumps and refrigeration.
Energy Focus Inc. develops energy-saving LED lighting and solar technologies, with newer offerings centered on integrated energy-storage systems for homes, businesses, and industrial users. Its lighting has been installed on more than 100 U.S. Navy ships and submarines, and the company says it has 35 years of lighting experience, a history as a publicly traded company spanning more than two decades, and numerous patents. Based in Solon, Ohio, Energy Focus also provides turnkey storage support from system evaluation through installation and maintenance.
Energy Glass develops ENERGYGLASS™, an optically clear building-integrated photovoltaic window system that turns vertical glazing into a source of electricity without grids, dots, or lines across the field of vision. Its patented inorganic nanotechnology redirects light to protected edge collectors, allowing the glass to generate power from sunlight and ambient light while serving as a building window. The company also applies the technology to energy-supporting greenhouse systems.
Energy Harvesters LLC is developing the patented Walking Charger™, a footwear-integrated personal power source that uses the motion of walking to recharge mobile devices off the grid. Co-founded by Lawrence C. Grumer and Sherry S. Handel, the Boston- and Rochester-linked startup has built footwear-integrated engineering demonstrators and is pursuing applications spanning everyday wear, work boots, recreation and military use. Its technology can also provide power for footwear heaters, GPS locators and health-monitoring devices.
Founded by CEO Dr. Stephan DeLuca, Energy Materials Corporation develops perovskite solar cells and modules through high-speed roll-to-roll printing. Its GigaSpeed™ manufacturing model prints seven solar-cell layers inline at more than 30 meters per minute, with a planned line capacity of up to 4 GW of BackbonePV™ material annually. The Rochester company is applying printed-electronics scale-up experience to produce lower-cost, lightweight solar modules designed with a smaller environmental footprint.
Founded in 1974 by two engineers to deliver turnkey aero-derivative gas turbine plants, Energy Services LLC now provides engineering, procurement, and construction services for power-generation projects. The Mitsubishi Power Americas subsidiary carries projects from early planning through construction, commissioning, and long-term plant support, including customized balance-of-plant equipment and repowering of existing facilities. Its 50 years of experience include more than 64 utility-scale projects, from a 400-megawatt plant in Israel to fast-deployed mobile generation in Mexico and Algeria.
Energy Source Group brings together energy-efficient lighting products and specialized lighting expertise through divisions including Energy Source, Tri-State LED, and Value Lighting. Its team works with clients around product selection, regulatory requirements, scheduling, and budgets to help turn lighting upgrades into operating-cost savings and improved capital value.
Founded in 1991, Energy Technologies, Inc. is a Mansfield, Ohio manufacturer known for building rugged power equipment for critical military and industrial operations. The company grew by converting distressed local properties into a five-building, 30,000-square-foot campus, while its engineers developed equipment designed from the ground up for harsh conditions rather than adapted from consumer products. ETI’s systems support users in settings ranging from shipboard deployments to exposed desert installations.
From Buffalo, Energy Technology Group designs, formulates, manufactures and packages chemical treatments for fuels, lubricants and cooling systems. Founded and led by William Richards, whose hands-on work has produced more than 370 chemical formulations, the company also develops fuel-additization systems and provides laboratory, field and consulting services. Its products are made in Buffalo for fleets and industrial users in more than 40 countries.
Known for its 2019 AHR Expo Innovation Award for Ventilation, Energy Wall is a Lancaster, Pennsylvania, developer and manufacturer focused on improving indoor air quality while reducing the energy cost of fresh-air ventilation. Its compact modular systems are designed for building owners and HVAC professionals working in space-constrained settings, including school retrofits and public facilities.
For more than 50 years, EnergySolutions has built its identity around radioactive waste management and nuclear-facility decommissioning. Headquartered in Salt Lake City and Charlotte, the international company serves governments, commercial nuclear operators, research facilities, and medical institutions with services for handling radioactive material and decommissioning nuclear sites. Its SUVA brand reflects a newer emphasis on recovering value from materials once treated solely as waste.
EnergyWorks develops monitored animal-waste treatment systems designed to manage nutrients at watershed-subbasin scale while producing renewable energy. Its approach connects agricultural feed and fertilizer byproducts with pollution avoidance, greenhouse-gas reductions, and climate-smart commodities such as clean-water eggs.
ENERPAT America designs industrial recycling equipment and complete waste-processing systems, pairing ENERPAT’s global engineering heritage with local service from its Galion, Ohio facility. The parent company traces its experience to 1936, while ENERPAT America opened in 2024 to provide custom solutions and hands-on support for North American recycling operations. Its equipment is backed by U.S. parts availability, on-site technical service, and a worldwide support network serving customers in more than 165 countries.
EnerSys makes stored-energy and power-system equipment for industrial, infrastructure and defense applications, from batteries and chargers to integrated systems that keep essential operations running. The company serves customers in more than 100 countries and has more than 100 years of battery-technology experience, with solutions used everywhere from data centers and communications networks to electric forklifts and spacecraft. EnerSys is also the largest supplier of batteries to the U.S. Department of Defense.
EnerTrac Corp is a Farmingdale, New York design and engineering team developing light electric vehicles, robotic systems, and contract-manufactured electromechanical products. Its work spans concept through manufacturing, with current projects including a five-degree-of-freedom lift/tilt platform and a robotic cart with a robot arm. The team brings more than 40 years of experience and 28 patents to collaborations with organizations ranging from NASA to universities and vehicle entrepreneurs.
ENERVEX Inc. is an Alpharetta, Georgia manufacturer and system integrator known for building complete exhaust solutions through a single point of responsibility. The company serves commercial, residential, and industrial customers with systems that manage exhaust and recover waste heat to improve efficiency and reduce emissions.
eNeura develops prescription medical devices that use single-pulse transcranial magnetic stimulation to treat migraine attacks and help prevent future migraine days. Based in West Palm Beach and operating as a subsidiary of Aruene Corporation, the company pairs its FDA-cleared, at-home SAVI Dual therapy with a cloud-based Smart Diary and one-on-one clinical support. Its medical advisory board includes headache specialists whose research has helped shape the company’s non-drug neuromodulation approach.