Bren-Tronics Defense LLC

Employee size

201-500

Organization type

Public Company

Headquarters

Commack, NY

Founded

2012

Founded by Vietnam-era veteran Leo A. Brenna in 1973, Bren-Tronics Defense LLC designs and manufactures rechargeable batteries, chargers, and portable power systems for military and industrial applications. The Commack, New York company pioneered the U.S. military’s first rechargeable batteries and has since expanded from radio power into vehicle, robotic, drone, and directed-energy systems. Its engineers take projects from design and rapid prototyping through testing and manufacturing, including custom power solutions for demanding missions.

• EnerSysEnerSys 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.READING, PA
• Cell-Con, IncEstablished in 1983, Cell-Con, Inc. designs and manufactures custom rechargeable battery packs, chargers, and power systems in the United States from its Bedford, Pennsylvania operation. Its engineering team carries projects from prototype through testing and production, including large-format batteries reaching 30 kWh and smart packs built for OEM equipment in medical, industrial, and military applications. Cell-Con also maintains U.S. inventory of stock smart batteries and chargers for customers seeking a faster path to market.BEDFORD, PA
• Ultralife CorporationUltralife Corporation designs and manufactures mission-critical battery and RF power products for government and defense, medical, industrial, and oil and gas markets. Its offerings include primary and rechargeable battery solutions, communications power products, and engineered power systems; the company reports more than 50 years of experience and nine global locations.NEWARK, NY
• BC Power SystemsFounded in 1985 by Gus Blazek and Art Charych to serve the U.S. military, BC Power Systems remains a specialist manufacturer rooted in its original power-systems mission. The Setauket company operates from a 22,000-square-foot facility and is known for compact, high-power-density equipment developed for airborne military use. Its work supports defense contractors and military platforms in the air, on the ground, and at sea.EAST SETAUKET, NY