Signs contractors in Mount Vernon, WA

3 contractors · Updated Sep 26, 2026

Sign contractors fabricate, install, and service business signs, from building-mounted lettering to freestanding displays. Washington currently lists 3 Signs contractors registered in Mount Vernon.

View all 3 contractors →

Claimed and verified listings appear first.

Mortenson Signs, LLC

Listed

Signs · Mount Vernon, WA

License #MORTESL763NR · $15,000 bond

Signmart LLC

Listed

Signs · Mount Vernon, WA

License #SIGNML*929J3 · $15,000 bond

Browse more

Other trades in Mount Vernon

How to read confidence grades and license statuses

Built from Washington State L&I public records, updated Sep 26, 2026. Subser doesn't do star ratings or reviews — just verified records.