A “Bonding And Grounding Certificate” and “Electrical Certification Of Approval” is required for all commercial swimming pools. “Electrical Certificate of Approval” means a document issued by the municipality’s electrical sub-code official that verifies that all... Maintaining historical integrity For over 20 years the Thomas Edison National Historical Park has depended on E & M O’Hara Electric for their electrical wiring needs. Among other things, E & M O’Hara Electric has upgraded the electrical wiring in the... Let There Be Light: It takes a lot to keep historic cathedral in resplendent glow Camillus Mitchell, the Facilities Manager for Sacred Heart, reached out to E & M O’Hara Electric, Inc. to eliminate shadows on the main altar. E & M O’Hara Electric solved the... L.E.D. lighting is long lasting and energy efficient, making it a cost effective solution for commercial outdoor and indoor applications. O’Hara Electric installed outdoor L.E.D. lighting on the YMCA in Livingston.