Triangle Sign Service, LLC
Signage, Lighting, and Service throughout North America
Triangle Sign Services, founded in 1931, is North America’s leading facility services company specializing in custom signage and lighting manufacturing and design with full installation, service, maintenance, and repair capabilities. Our office headquarters, located in Baltimore MD, is home to our principal sign manufacturing facilities and our extensive partner network supports signage and lighting upgrades, installations, service, maintenance, repairs, and exterior cleanings nationwide.
Brands: Strengthening Your Brand Since 1931