Custom 3D Signs Built to Elevate Your Brand
Dimensional signage gives your logo and lettering a premium, professional look that draws attention day and night.
- Channel Letters – Individually fabricated, internally illuminated letters perfect for building exteriors
- Halo-Lit Letters – Backlit glow effect for modern, sophisticated branding
- Flat-Cut & Routed Letters – Precision-cut acrylic, aluminum, or metal letters for indoor or outdoor use
- Logo Signs – 3D versions of your brand identity for lobbies, storefronts, and offices
- Illuminated Cabinets – Custom lightbox signs with 3D faces and LED backlighting
🛠️ Every sign is engineered, fabricated, and installed in-house — no outsourcing, no inconsistencies.
Materials & Finishes for Every Environment
Your sign’s look and longevity depend on the right materials. We help you choose based on design goals, exposure, and budget.
- Aluminum, stainless steel, or brass
- Acrylic, PVC, or HDU foam
- Brushed, painted, or powder-coated finishes
- LED illumination for energy efficiency
- Weather-resistant sealants and coatings



Interior & Exterior 3D Signage Applications
Plumb Signs produces 3D signage systems for a wide range of industries and spaces.
Indoor Applications:
- Corporate lobby logo signs
- Reception area branding
- Office wall lettering
- Retail displays
Outdoor Applications:
- Building-mounted channel letters
- Architectural wall signs
- Monument and pylon integration
- Retail and restaurant façades
Why Choose Plumb Signs for 3D Signage
- In-House Fabrication – Complete control over design, materials, and illumination
- 35+ Years of Experience – Trusted by Washington’s leading brands
- Design to Installation – Full-service support from concept to completion
- Precision Engineering – CNC and laser-cutting technology for flawless detail
- Local Focus – Serving Seattle, Tacoma, and cities statewide
The Design-to-Install Process
- Consultation & Measurement – On-site assessment of size, placement, and lighting
- Design & Mockups – Detailed renderings and color proofs for your approval
- Fabrication – Precision manufacturing in our Tacoma facility
- Installation – Professionally mounted and wired by our certified installers
Frequently Asked Questions About 3D Signage
We typically use aluminum, acrylic, or HDU foam with marine-grade coatings to withstand Washington’s rain and coastal humidity.
Yes. We offer halo-lit, face-lit, and edge-lit channel letters using energy-efficient LED technology.
Absolutely. Our certified installers handle 3D sign installation across Seattle, Tacoma, Bellevue, Olympia, and throughout Washington State.
Yes. Our in-house design team can adapt your logo for fabrication and lighting to ensure a professional, cohesive look.
Ready to Start Your 3D Sign Project?
Bring your brand off the wall and into the spotlight. Our designers will help you choose the best materials, lighting, and finishes for your business environment.