Reliable Sign Services, also known as RSS, is a full-service sign manufacturing company that provides design, fabrication and installation services. Founded in 1994, it has aerial lift trucks and computer controlled systems. The company also offers labels, letters and banners. Reliable Sign Services manufactures monument, church and national signs, as well as lighted letters and electronic message centers. It is licensed from the state of Alabama and deals with the city, county and state agencies. The company uses parts and assemblies listed in the Underwriters Laboratories. Reliable Sign Services offers shipping services throughout the United States.