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Electrical Panel Upgrade in Uniondale, New York

3 businesses offering electrical panel upgrade with a Uniondale address in Nassau County, NY. Updated 9-22-26.

Business	Phone	Website
Marel Electrical Service, Inc.Uniondale	(516) 489-4191	marelelectric.com	Report Phone doesn’t work Website doesn’t work
Massaro Electric CorporationUniondale	(516) 481-3759	—	Report Phone doesn’t work
RMD Electric Corp.Uniondale	(718) 217-1400	rmdelectriccorpny.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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