David Charbonneau, panel upgrade electrician in Marin County: 3 permitted jobs

What the public records show

From the state's license records and the city's permits, one question at a time.

Question	Records show	Mark
Licensed?	Marin County publishes no contractor license list we can checkThat says nothing about this business either way.	Ask them
Jobs on record	3 panel upgrade jobs on Marin County permits, 2023 to 2024Every permit we have for them is panel upgrade.Our Marin County permit records cover October 2021 to October 2026.

Records: the state license board and City of Marin County permits.

Cost and timing

All panel upgrade jobs in Marin County: $3,000 to $6,600

Half of 2,255 city permits list an amount in this range. Permit amounts are often lower than what you pay.

Panel upgrades in Marin County: $3,200 to $6,500 (2,133 permits)

How to read this range

Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.

Permit value (not a price)

Their typical permit lists $3,700 (half list more, half less)

That is the figure written on the permit form, which can be far from what you pay. What panel upgrade jobs cost in Marin County.

Get 2 or 3 written quotes.

Track record

Where they work most

949041 job
949031 job
949411 job

Latest jobs

Permit values are what the contractor wrote on the permit form, not what the owner paid.

Date	Work	ZIP	On the permit form
Aug 22, 2024	Panel upgradeSwap out main panel enclosure like for like no upgrade Replace Circuits / Outlets	94904	$1,000
Aug 7, 2023	Panel upgradeMain Panel Upgrade Service Upgrade	94903	$3,700
May 24, 2023	Panel upgradeInstall New electrical sub panel .... Description = turn existing zinsco sub panel into junction…	94941	$4,500

What to ask before you hire

About David Charbonneau

Ask for their license number and check it with the state.
Ask what the warranty covers and for how long, in writing.

Worth asking any panel upgrade electrician

Can you show me proof of liability insurance and your bond?
What size panel, and does the utility need to change the service to my house?
Who arranges the power shutoff with the utility?
Who pulls the permit, and who meets the inspector?

David Charbonneau