Johnston Developments | Qualified Electrical Company in Hamilton, MT

Hamilton, MT 59840

(406) 223-5625

Frequently Asked Questions

What does an electrical inspection involve for a Hamilton home?

Our electrical inspections in Hamilton thoroughly assess your home's wiring, outlets, panels, and grounding systems. We check for common local issues like GFCI outlet failures and improper grounding, ensuring everything meets current safety codes. This helps identify potential hazards and provides a clear report on needed repairs or upgrades to keep your home safe and efficient.

How do you handle GFCI outlet failures and grounding problems in older Hamilton homes?

Many Hamilton homes, especially older ones, experience GFCI outlet failures and grounding issues due to aging wiring or outdated systems. We diagnose the root cause, whether it's faulty outlets, inadequate grounding rods, or wiring degradation, and provide reliable repairs or upgrades. Our solutions ensure your electrical system is safe, up to code, and functions properly to protect your family and appliances.

Can you handle both electrical work and general contracting for a home remodel in Hamilton?

Yes, as a licensed Master Electrician and General Contractor, we manage complete remodels in Hamilton, from electrical updates like panel upgrades or custom lighting to structural and finish work. This integrated approach ensures seamless coordination, code compliance, and quality results, whether you're updating a single room or undertaking a full home renovation.

Company Background

Johnston Developments is a trusted Hamilton-based electrical and general contracting firm led by a Master Electrician and General Contractor with over 25 years of experience. We provide professional, clean, honest, and reliable service across industrial, commercial, and residential electrical work, including service calls, illumination design, and specialized installations like generators, hot tubs, saunas, and Tesla chargers. As a general contractor, we handle custom home builds and remodels. Our deep local knowledge allows us to address common Hamilton electrical issues, such as GFCI outlet failures and improper grounding, with precision and care for your home's safety and functionality.

Key Services

  • Electric inspection

Business Location & Hours



Mon:7:00 AM - 5:00 PM
Tue:7:00 AM - 5:00 PM
Wed:7:00 AM - 5:00 PM
Thu:7:00 AM - 5:00 PM
Fri:7:00 AM - 5:00 PM
Sat:Closed
Sun:Closed


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