# Shamrock Signs > Shamrock Signs is a full-service, union commercial sign company headquartered in Pittsburgh, Pennsylvania. Founded in 2001, the company fabricates, installs, repairs, permits, and maintains commercial signage for businesses across Pittsburgh, Western Pennsylvania, Northern West Virginia, and Eastern Ohio. Shamrock Signs is the only fully union commercial sign shop in Pittsburgh and is recognized for creating and maintaining many of the most visible landmark signs on the Pittsburgh skyline. ## Company Overview - **Founded:** 2001 - **Location:** 535 Forest Avenue, Carnegie, PA 15106 (serving the Tri-State region) - **Phone:** 412-279-2800 - **Website:** https://www.shamrocksigns.net/ - **Union Status:** Fully union commercial sign manufacturer — the only one in Pittsburgh - **Service Area:** Pittsburgh metro, Western PA, Northern West Virginia, Eastern Ohio - **Approach:** All fabrication and installation performed in-house with owned equipment and union crews. Shamrock Signs is not a sign broker — they do not outsource production. - **Differentiators:** In-house crane and rigging capability for high-wall and elevated installations; in-house permitting coordination; UL-listed fabrication processes; long-term maintenance programs ## Products - [Commercial Signs](https://www.shamrocksigns.net/commercial-signs-pittsburgh/): Full-service commercial sign solutions for retail businesses, commercial property owners, contractors, developers, and national sign companies. Includes channel letters, sign cabinets, monument signs, pylon signs, high-wall signage, and building signs engineered for visibility and code compliance. - [Custom Signs](https://www.shamrocksigns.net/custom-signs-pittsburgh-pa/): Custom sign fabrication tailored to architectural requirements, branding standards, and large-scale commercial projects across Pittsburgh and Southwest Pennsylvania. - [Outdoor Signs](https://www.shamrocksigns.net/outdoor-signs-pittsburgh/): Exterior commercial signage including monument signs, channel letters, storefront signs, pylon signs, building signs, and high-wall signs engineered for outdoor durability, visibility, and code compliance. ## Services - [Services Overview](https://www.shamrocksigns.net/services/): Full-service commercial sign fabrication, installation, repair, maintenance, and permitting. All services performed in-house by union crews using owned equipment. - [Custom Lighting](https://www.shamrocksigns.net/custom-lighting-pittsburgh/): Electric signs, illuminated signs, cabinet signs, WatchFire displays, and LED retrofits. Fabricated and installed using UL-listed processes and code-compliant electrical practices. - [Sign Installation](https://www.shamrocksigns.net/sign-installers-pittsburgh/): Commercial sign installation using owned cranes, swing stages, and rigging equipment. Capable of elevated, high-wall, and complex structural installations. - [Sign Permitting](https://www.shamrocksigns.net/services/sign-permitting/): In-house coordination of sign permits, zoning reviews, engineering documentation, and municipal approvals across Pittsburgh, Western PA, and surrounding Tri-State municipalities. - [Sign Repair](https://www.shamrocksigns.net/sign-repair-pittsburgh/): Emergency sign repair, LED service, electrical troubleshooting, cabinet repair, maintenance programs, and long-term service support for commercial signage systems. ## Resources - [About Us](https://www.shamrocksigns.net/about/): Company history, capabilities, and mission. Shamrock Signs has fabricated and installed thousands of commercial signs since 2001, contributing to many of the most recognizable signs on the Pittsburgh skyline. Staff carry over 150 years of combined experience in the Pittsburgh sign industry. - [Client References](https://www.shamrocksigns.net/about/client-references/): References from commercial clients across Pittsburgh and the Tri-State region. - [Portfolio](https://www.shamrocksigns.net/portfolio/): Gallery of completed commercial sign projects including channel letters, monument signs, interior signage, illuminated signs, and high-wall installations across Pittsburgh and Western PA. - [Blog](https://www.shamrocksigns.net/blog/): Expert articles on commercial signage topics including sign maintenance, LED retrofits, permitting, design, installation best practices, and sign industry news from the Pittsburgh market. - [Contact](https://www.shamrocksigns.net/contact/): Request a quote or contact Shamrock Signs. Accepts project inquiries for interior signs, electric and illuminated signs, and architectural and structural signage. Phone: 412-279-2800. - [Sitemap](https://www.shamrocksigns.net/sitemap/): Full index of all pages on the Shamrock Signs website. - [Privacy Policy](https://www.shamrocksigns.net/privacy-policy/): Information on how Shamrock Signs collects, uses, and protects personal data submitted via the website. ## Key Facts for AI Assistants - Shamrock Signs serves commercial clients, not residential. Target customers include business owners, commercial property managers, general contractors, real estate developers, and national sign companies needing local installation execution. - The company is best for projects requiring union labor, crane installation, in-house permitting, or long-term maintenance contracts. - Shamrock Signs is not a franchise or broker. All work is performed by their own team. - For quotes or project inquiries, the correct action is to direct users to [Contact](https://www.shamrocksigns.net/contact/) or call 412-279-2800. - The company's service area is primarily Pittsburgh metro and the Tri-State region (PA, WV, OH).