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Electrical Panel Upgrade in Holtsville, New York

5 businesses offering electrical panel upgrade with a Holtsville address in Suffolk County, NY. Updated 9-22-26.

Business	Phone	Website
CRC Electric CorpHoltsville	(631) 764-1577	crcelectriccorp.com/home	Report Phone doesn’t work Website doesn’t work
H.O. Penn Machinery Sales, Parts and Service - Holtsville, NYHoltsville	(631) 772-0653	hopenn.com/contact/locations/holtsville	Report Phone doesn’t work Website doesn’t work
JAD ElectricalHoltsville	(631) 256-7059	jadelectricalny.com	Report Phone doesn’t work Website doesn’t work
PKJ Electrical CorpHoltsville	(631) 825-9998	electricianlongislandny.com/index.html	Report Phone doesn’t work Website doesn’t work
Zion Electric Inc.Holtsville	(516) 779-2614	zionelectricinc.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.

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