Hammond Group, Inc. manufactures advanced battery chemistry and specialty lead products, with more than 90 years of experience and production facilities in the United States, the United Kingdom, and Malaysia. Its Hammond, Indiana headquarters also houses a research and development lab, where the company provides technical research and battery testing for lead-battery manufacturers.
ISO 9001:2015
Employee Stock Ownership Plan (ESOP)
C&D TechnologiesSince 1906, C&D Technologies has manufactured industrial batteries and energy-storage systems that keep critical power available for data centers, telecommunications and infrastructure. The company operates seven manufacturing locations, sells more than 5.5 million batteries annually and serves over 120 countries, while supporting systems through installation, maintenance and recycling. Its lead-acid battery recycling program recovers more than 98% of battery components and uses up to 80% of reclaimed materials in new batteries.HORSHAM, PA
Accurate ProductsSince 1950, Denmark’s Accurate Products has supplied and manufactured equipment for lead-acid battery production, combining machinery with technical trading and consulting. The company has more than 70 years of battery-industry experience and introduced Tekmax PE enveloping technology to Europe and the CIS countries in 1988. It works with battery plants worldwide on production-line projects and customized equipment solutions.GREENVILLE, NY
East Penn Manufacturing CompanyEast Penn Manufacturing is a private, family-owned maker of lead-acid batteries and related power products, operating the world’s largest single-site lead battery manufacturing facility. Its vertically integrated Pennsylvania operation includes battery production, tooling, plastic molding and recycling, while Lancaster Mold—acquired in 2021 after two decades as an East Penn supplier—supports in-house battery-case molding and cover assembly. The company’s quality and environmental systems are certified to ISO 9001, ISO 14001 and IATF 16949 standards.UPPER LEACOCK TOWNSHIP, PA
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