HUM Electromechanical Service Brands

HUM is a long-term holding company of electromechanical service brands focused on powering and maintaining the essential systems behind buildings, infrastructure, and industry. Our portfolio includes companies across HVAC, electrical, plumbing, machinery, and more — each operating independently while sharing best practices, resources, and systems to drive growth. We preserve the legacy of trusted local brands while helping them scale through strategic support, operational efficiencies, and cross-brand collaboration. Together, our companies keep the world humming along.