Shamrock Signs is a leading commercial sign company based in Pittsburgh, Pennsylvania, serving businesses, property owners, developers, contractors, and national sign companies throughout Western Pennsylvania, Northern West Virginia, Eastern Ohio, and the surrounding Tri-State region. Since 2001, we have delivered professional signage solutions that help businesses increase visibility, strengthen brand recognition, and create lasting impressions.

Our services include custom sign design, fabrication, installation, permitting, repairs, maintenance, LED retrofits, illuminated signage, channel letters, monument signs, pylon signs, architectural signage, wayfinding systems, and high-rise building signage. With a fully equipped manufacturing facility, experienced union installation crews, and owned service equipment, we maintain quality control from project planning through long-term support.

Backed by over 150 years of combined management experience in the sign and custom lighting industries, Shamrock Signs is recognized for delivering code-compliant, durable, and visually impactful signage solutions tailored to each client's goals.