Jim Fusco

Gas & Mechanical Instructor/Inspector

Jim, the Director and Owner of Granite State Trade School, is an instructor for courses in Natural and LP gas licensing, plumbing apprenticeship, heating and HVAC, occupational safety and health (OSHA) and related building construction courses. An independent mechanical inspector and consultant, Jim developed the first independent gas training instruction program for Granite State Trade School, which is one of four programs initially approved and accepted by the Office of the State Fire Marshall and initially with the Office of Post Secondary Education in New Hampshire.

Jim has over 48 years of trade experience for plumbing, heating, air conditioning, gas piping, appliance/equipment installation, and related courses. He also performs Train the Trainer courses for the National Associaton of Plumbing, Heating, and Cooling Contractors Association. Jim is the official mentor and proctor for the National Plumbing, Heating and Cooling Contractors Educational Foundation eLearning Plumbing and HVAC online curriculum programs approved by the State of New Hampshire.

Jim is a former Service Supervisor and Service Trainer for EnergyNorth Natural Gas / Propane and KeySpan Energy Delivery, a Service Supervisor for Mr. Rooter Plumbing & Heating in Manchester, New Hampshire and an Investigator for the Massachusetts State Plumbing and Fuel Gas Licensing Board, as well as having been a self-employed plumbing and heating contractor for 15 years.

Jim is currently licensed in states of Maine & NH as a Master Gasfitter, Master Plumber, and Septic System Designer/Installer. Jim is a member of the National Association of Plumbing, Heating, Cooling Contractors Association.

Dave Dow

Plumbing/Oil Heat Instructor

Dave brings more than four decades of experience in the oil and fuel industry to Granite State Trade School. He has been teaching for throughout his career including roles at the New England Fuel Institute and New Hampshire Community Technical College.

Dave is a licensed master plumber, gas and oil technician who along with his work as an instructor has worked for himself as well as numerous other firms, including Musman Oil, Co., Sullivan Fuel Co., James J. Thompson & Sons Plumbing & Heating, and Osram Sylvania where he dealt with high/low pressure air and natural and industrial gasses.


Jennifer Mugford


Jennifer Mugford specializes in HVAC instruction for the two year certificate program offered here at Granite State Trade School.  Jen has attended the National HVAC Educators and Trainers Workshops for professional development.

Jennifer graduated from Dover High School in Dover, NH.  Having been exposed to four years of trades training in high school,  Jen went on to earn a scholarship to Universal Technical Institute in Chicago.

Jennifer has spent over 20 years in the HVAC industry working in Residential and Light Commercial settings.  She currently oversees many HVAC and system automation controls for HVAC systems on the campus of UNH Durham.


Certification is a validation of experience, knowledge, skills, abilities, behaviors, and competencies for a particular job or profession. Personal certification is a demonstration of an individual’s knowledge, skills, and abilities in a specific trade or field. Whatever your career objectives are, call Granite State Trade school and start taking your career to the next level.


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