Home › Washington › Bellevue › Electricians › Mystery Key

Mystery Key

Registered with Washington L&I Active
MYSTEK*751J4 · Electrical Contractor · renews May 2027

From the state register, October 17, 2026. Confirm on L&I, which also shows their bond and insurance.

(425) 445-4878Phone on their state registration Reviews on GoogleOpens Google Maps
GeneralSpecialty on the register

Before you hire them

1Check the name on your estimate matches Mystery Key and registration MYSTEK*751J4.
2Ask whether the job needs a permit, and who pulls it.
3Get a written estimate first. No big cash deposits.
Ask this pro to call me

Free. Goes to one pro registered with Washington L&I.

Referral service, not a contractor. Privacy.

"Get a pro to call me" goes to Mystery Key if they can take it; if not, to one other registered electrician near Bellevue.

Other registered electricians in Bellevue

S Kumashiro Electric LLCSKUMAKE747LZClinton & Sons Electric IncCLINTSE177CMGC SolarGCSOLS*898BQTranswestern Cmrcl Srvc LLCTRANSCS811C8Klepps IncKLEPPI*938C6Alpine West Systems ElectricalALPINWS783CB

All electricians in Bellevue

Is this your business? Add your services and a pro-tip video, and get customer requests. Tell us what you'd like.