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National Sign Corporation

Registered with Washington L&I Active
NATIOSC031M3 · Electrical Contractor · renews July 2027

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

(206) 282-0700Phone on their state registration Reviews on GoogleOpens Google Maps
SignSpecialty on the register

Before you hire them

1Check the name on your estimate matches National Sign Corporation and registration NATIOSC031M3.
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 National Sign Corporation if they can take it; if not, to one other registered electrician near Seattle.

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All electricians in Seattle

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