St. Louis HVAC, Electrical & Plumbing | GMB Mechanical Contracting

This often points to an issue with your main electric panel or the connection to it. Our St. Louis electricians perform detailed electric panel inspections and repairs to diagnose transfer switch failures. We can safely repair or upgrade your panel and ensure your backup power system activates correctly when you need it most.

Attic shorts are a common issue in our area and a serious fire hazard. First, turn off power to the affected circuit at your breaker panel. Our team provides urgent electric repair and inspection services. We'll locate the short—often caused by old insulation, pests, or faulty connections—and perform a safe, permanent repair to restore power and peace of mind.

Absolutely. As a multi-trade contractor, GMB Mechanical is uniquely equipped for projects like full bathroom remodels. We can seamlessly manage the shower or bathtub installation, faucet hookups, and all necessary light fixture installation and circuit wiring. This single-team approach ensures the job is coordinated efficiently, meets all local codes, and comes with one point of contact for you.