Mark Harbin is the Senior Implementation Consultant at Locus Technologies and the company’s in-house expert on refrigerant management and compliance. Mark contributes to the development of Locus Refrigerant Management software and advises Locus clients on their implementation of environmental and sustainability software. He also leads the Certified Refrigerant Compliance Manager (CRCM) course in partnership with the National Registry of Environmental Professionals (NREP), and he is a frequent author and speaker on ozone depleting substances and high global warming potential (GWP) refrigerants.

Mark spent 14 years in the commercial/industrial HVAC industry, and he has contributed to numerous energy retrofit and refrigerant conversion projects across the US. He later pivoted to a career in refrigerant management product development, consulting, training, and certification for organizations in all sectors, and joined Locus Technologies in early 2024. Mark earned a business degree from Arizona State University, and he is a licensed HVAC contractor in Arizona, an EPA Certified Technician – Universal, a Certified Environmental Auditor (CEA), a Certified Environmental and Safety Compliance Officer (CESCO), and a CRCM through the NREP.