Mayer Electric Supply Co., Inc. is a wholesale-distributor of electrical equipment, supplies, lighting, automation, communications and tools. Mayer is the twelfth largest distributor of its type in the U.S. and has locations in 11 states, including a large location in Nashville. Mayer is excellent at helping industrial, manufacturing, and institutional facilities manage inventories and handle purchases for MRO and OEM, as well. Mayer does an excellent job of helping new construction and renovation projects run smoothly and complete on-time and on-budget with its exclusive offering of project material management services, which puts materials used in construction on-site and material manager associates as well dedicated to each project. Mayer is a third-generation, family-owned business that was founded in 1930 and is a certified woman-owned business. Mayer was the very first electrical distributor in the nation to receive certification to the international quality standards of ISO-9000.