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Whole-House Generator Installation in Portsmouth, New Hampshire

10 businesses offering whole-house generator installation with a Portsmouth address in Rockingham County, NH. Updated 9-22-26.

Business	Phone	Website
Gary Taylor ElectricPortsmouth	(603) 433-3955	garytaylorelectric.com	Report Phone doesn’t work Website doesn’t work
Griffin ElectricPortsmouth	(603) 431-6638	—	Report Phone doesn’t work
Heritage Home ServicePortsmouth	(603) 663-0531	justcallheritage.com/service-area/portsmouth-nh	Report Phone doesn’t work Website doesn’t work
Libby Contracting & Electric LLCPortsmouth	(603) 203-9414	libbycontracting.com	Report Phone doesn’t work Website doesn’t work
Linscott Electric, LLCPortsmouth	(207) 450-2964	linscottelectric.com	Report Phone doesn’t work Website doesn’t work
Martel Power & LightPortsmouth	(603) 969-1925	martelpower.com	Report Phone doesn’t work Website doesn’t work
McFarland Electrical LLCPortsmouth	(603) 300-8004	mcfarlandelectricalllc.com	Report Phone doesn’t work Website doesn’t work
Power Pro Electric IncPortsmouth	(603) 430-9676	powerproelectric.com	Report Phone doesn’t work Website doesn’t work
Regan Electric Co IncPortsmouth	(603) 436-9015	usmapol.org/details/regan-electric-co-inc-ChIJo3b	Report Phone doesn’t work Website doesn’t work
Tynan Flanagan, Master ElectricianPortsmouth	(603) 491-9943	—	Report Phone doesn’t work

Listed alphabetically. If a phone number or website does not work, use Report on that listing. Business owners: write to contact@hometradesdirectory.com to correct or remove a listing.

All whole-house generator installation in Rockingham County, by townAll 105 trades in Rockingham County