Plumb Signs Inc

Custom Signage Design & Fabrication

Plumb Signs has been designing, building, & installing custom business signage in the Pacific Northwest since 1982.

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CitizenM Hotel Seattle Sign Installation

At a Glance

Sign FAQs

Brand Reinforcement

Signs help you introduce and reinforce your business's brand. People who drive by your business may not have an immediate need for your products and services, but the constant exposure can implant your business in their minds.

Sign FAQs

Drawing Attention

Signage allows passersby know that you exist, as well as help potential customers locate your business in a crowded shopping areas.  A sign can help you capture revenue that you might otherwise miss.



Sign FAQs

Safety and Convenience

While signs can be powerful marketing tools, signage can direct customers to where they wish to go and help them avoid confusion. Signs can also alert customers and employees alike to any safety issues they need to be aware of.





"Signage can increase brand awareness by 47.7%, and boost average purchase amount by nearly 30%. "

Entrepreneur Magazine

"50% of American consumers have driven by a desired business without finding it due to insufficient signage."

University of Cincinnati (2012)
International Sign Association

The Art and Science of Custom Signage

Plumb Signs Inc



Whether designing a new logo, converting artwork into a design or value engineering your dream sign, our team is always up to the task.


Full-service commercial grade fabrication shop & experienced staff capable of handling all of your building identification needs.


As one of Washington's largest install crews within the sign industry, we have the equipment, resources & expertise to install any sign.


From updating signs with LED lighting fixtures to handling storm damage, our maintenance trucks are fully equipped to handle problems that signs today are hit with.


Our permit specialists have extensive experience working with local municipalities to determine the best signage options for each of our customers.

Project Management

Our robust Project Management team prides itself on the ability to understand each unique issue and deliver on the unique goals and expectations of each customer.

Trusted by Amazing Companies


Turnkey Solutions

Plumb Signs has the end-to-end experience to stand the test of time.  We are more than just a sign manufacturer.   With a robust team of branding consultants, designers, project managers, and one of the largest install crews in the PNW we are your true signage and lighting partner.  

68% of consumers today believe that business signage in the US reflects the quality of it's business and products and services.  Let us help make your signs be the best they can be today!


When Your Sales Goals Matter Most

Businesses report an average sales increase of 10% when a sign is added, replaced or updated.  Signage can no longer be an afterthought: It has to be part of your overall business plan.

As one sign professional put it: “A business without a sign is the sign of no business.”

According to the International Sign Association, captivating signage can get businesses 50% more customers. So if you want to grow your customer base and increase sales, create attention grabbing signs to get noticed.

Plumb Signs Inc

3-D Design

Do you need to accurately visualize the details of your signage project? Ask how we can help.

3-D Design 

Plumb Signs Inc

Value Engineering

What is the bottom line of your sign budget? Have you taken into account maintenance? Talk to a sign expert today.

Value Engineering