"Voltaire, The Electrical Outlet" by Bill Daly // CC BY 2.0

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BZ SCORE: 90

Frederick W Deffenbough

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BZ SCORE: 90

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Best Electricians in Dillon

Updated: Sep 16, 2025

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License Not Verified

License #	ELE-EM-LIC-31080
Status	Active
State	Montana
Type	Electrician License

When BuildZoom last verified this license, it had an expiration date of July, 2026. Check the current license status of Frederick W Deffenbough with the Montana Department of Labor & Industry

This is a sample of licensing data; click here to access a complete history.

License Not Verified

License #	ELE-EJ-LIC-8188
Status	Active
State	Montana
Type	Electrician

When BuildZoom last verified this license, it had an expiration date of July, 2014. Check the current license status of Frederick W Deffenbough with the Montana Department of Labor & Industry

This is a sample of licensing data; click here to access a complete history.

90

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Before you Hire

Here are some rules, regulations, and laws governing general contractors in Montana:

Does Frederick W Deffenbough carry a valid contracting license?

Contractors and subcontractors must register with the Montana Department of Labor and Industry only if they have employees.

Your liability risk when hiring Frederick W Deffenbough

Contractors in Montana must have an active general liability insurance policy in order to perform construction projects.

How is the BuildZoom score calculated?

The BuildZoom score is based on a number of factors including the contractor's license status, insurance status, verified work history, standing with local consumer interest groups, verified reviews from other BuildZoom users and self-reported feedback from the contractor.

Why you should hire through BuildZoom

When it comes to major construction work or even minor alterations to your home, hiring the wrong contractor could result in incomplete or defective work. You may even find yourself dealing with huge liability claims. BuildZoom does the homework for you and helps you hire the right contractor.

You should get several bids before hiring a contractor

Before hiring a contractor in Montana be sure to get at least 3 detailed bids. Quality contractors will take the time to explain their budget proposal, and help guide you through the estimate process. Be wary of an abnormally low bid, they are not worth the risk. These underpriced projects often do not end well for the homeowner, choose a contractor you trust and can clearly communicate with. BuildZoom has made the bid collection process extremely simple (and free). Just click here to get started.

The best way to use BuildZoom is to let us recommend contractors for your remodeling projects.

Homeowners who hire through BuildZoom's free bidding system report high rates of satisfaction, and homeowners who research contractors online are twice as likely to be happy at the end of their project.

If you hire a contractor through BuildZoom, that contractor is accountable to us. We can enforce standards of behavior, mediate disputes, and guarantee satisfaction.

Read more about why hiring through BuildZoom is so effective.

BuildZoom’s database now contains every licensed contractor across the U.S. - over 2.5 million of them... Categorized contractor profiles are enriched using government data from state licensing boards, Better Business Bureau ratings, and more… BuildZoom jumped into the fray by announcing that it raised $10.6 million in a round led by Formation 8. ...the Y combinator-backed startup said it will be focused on remodeling projects, where the median budget is around $19,000… A new index compiled by BuildZoom — which identifies contractors for projects — found that renovations are running 2.8 percent above their 2005 level…

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