Energy Assurance LLC is a fully accredited laboratory specializing in the regulatory compliance, performance testing, and failure analysis of cells and battery packs. Established in 2009, Energy Assurance is headquartered in Gainesville, Georgia with a large-format cell performance testing facility in Hopkinton, Massachusetts.  It was founded by Cindy Millsaps (Founder & CEO) and John Copeland (Founder & CTO). Combined, they have over 50 years of experience in the portable energy arena. Energy Assurance’s independent accreditations include ISO 17025 through A2LA covering a multitude of cell and battery test standards; UL Certificated Agent and Data Acceptance Program lab (Third Party Test Data Program); TÜV-SÜD Certification After Recognition of Agents Testing (CARAT) lab; SGS Approved Laboratory; and IECEE Certified Body Testing Laboratory (CBTL) for the product category BATT.  In 2022, Energy Assurance was acquired by Element Materials Technology which boasts a diverse network of over 200 testing laboratories in 34 countries.

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