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Electrical Panel Upgrade in Maryland Heights, Missouri

9 businesses offering electrical panel upgrade with a Maryland Heights address in St. Louis County, MO. Updated 9-22-26.

Business	Phone	Website
Anixter FentonMaryland Heights	(636) 326-6810	wesco.com/us/en.html	Report Phone doesn’t work Website doesn’t work
Antonio & SonsMaryland Heights	(314) 408-2752	antonioelectricians.com	Report Phone doesn’t work Website doesn’t work
Baldi Electric CompanyMaryland Heights	(314) 968-9999	baldielectric.com	Report Phone doesn’t work Website doesn’t work
Nord Electrical Contracting LLCMaryland Heights	(314) 685-9460	nordelectric.com	Report Phone doesn’t work Website doesn’t work
One Hour ElectricMaryland Heights	(314) 287-3330	electricianstlouis.com	Report Phone doesn’t work Website doesn’t work
RexelMaryland Heights	(314) 824-0911	rexelusa.com/locations	Report Phone doesn’t work Website doesn’t work
STL Design and Build Electrical & PlumbingMaryland Heights	(314) 736-5800	—	Report Phone doesn’t work
Walbrandt Electric & TechnologyMaryland Heights	(314) 627-0346	walbrandt.com	Report Phone doesn’t work Website doesn’t work
Wesco St. LouisMaryland Heights	(314) 770-9093	wesco.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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