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Electrical Panel Upgrade in Middletown, Delaware

14 businesses offering electrical panel upgrade with a Middletown address in New Castle County, DE. Updated 9-22-26.

Business	Phone	Website
Cahill Electrical Contractors, Inc.Middletown	(302) 378-9650	cahillelectric.com	Report Phone doesn’t work Website doesn’t work
CECO, Inc.Middletown	(410) 995-6270	cecoelectric.com	Report Phone doesn’t work Website doesn’t work
Clover ElectricMiddletown	(302) 378-7970	—	Report Phone doesn’t work
Custom Electric IncMiddletown	(302) 838-6040	—	Report Phone doesn’t work
EFS Electric IncMiddletown	(302) 376-7967	efselectric.com	Report Phone doesn’t work Website doesn’t work
Hackendorn ElectricMiddletown	(302) 981-5000	—	Report Phone doesn’t work
Healy ElectricMiddletown	(302) 449-2587	—	Report Phone doesn’t work
J&m electric LLCMiddletown	(302) 988-9891	—	Report Phone doesn’t work
parra electricalMiddletown	(610) 358-3991	parraelectrical.com	Report Phone doesn’t work Website doesn’t work
Pat's Construction, LLCMiddletown	(516) 680-4635	—	Report Phone doesn’t work
Schagrin Home Comfort ProductsMiddletown	(302) 378-2000	schagrinhcp.com/locations/middletown-de	Report Phone doesn’t work Website doesn’t work
Summerfield electricMiddletown	(302) 592-8413	getsummerfieldelectric.com	Report Phone doesn’t work Website doesn’t work
Thorn ElectricMiddletown	(302) 378-3572	—	Report Phone doesn’t work
Tri-M Group, LLCMiddletown	(610) 444-1000	tri-mgroup.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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