A Leading Bay Area Mechanical Contractor Providing Complete Plumbing, Piping, & HVAC Services Including Design Build Marelich Mechanical, An EMCOR Company, has been one of the Bay Area’s leading mechanical systems provider for almost 80 years. We’ve worked on nearly every type of facility in virtually every market because we provide a unique combination of professional expertise, leading-edge technologies, and end-to-end mechanical solutions that extend from design/build through to expert installation. This blend of expertise enables us to deliver high quality projects to clients — consistently on time, within budget, and to their most exacting standards. Marelich Mechanical is a subsidiary of EMCOR Group, a leading provider of electrical and mechanical construction, facilities services, and energy infrastructure. EMCOR is a financially strong Fortune 500® company with unmatched bonding capabilities, an award-winning, industry-leading safety program, and a nationwide knowledge network of experts in virtually every market and type of facility.