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Whole-House Generator Installation in Mattituck, New York

5 businesses offering whole-house generator installation with a Mattituck address in Suffolk County, NY. Updated 9-22-26.

Business	Phone	Website
C-Cat CoMattituck	(631) 298-8443	—	Report Phone doesn’t work
Custom Lighting of Suffolk Inc.Mattituck	(631) 298-4588	customlightingofsuffolk.com	Report Phone doesn’t work Website doesn’t work
Element Energy Systems (E2SYS)Mattituck	(631) 779-7993	e2sys.com	Report Phone doesn’t work Website doesn’t work
GJS Electric LLCMattituck	(631) 458-0914	gjselectric.com	Report Phone doesn’t work Website doesn’t work
REP Electric LLCMattituck	(631) 767-6034	repelectricllc.com	Report Phone doesn’t work Website 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 Suffolk County, by townAll 105 trades in Suffolk County