American Sign is a Certified Minority Women Business Enterprise (MWBE), and a Small Business Enterprise (SBE) certified with ... the City and County of Denver and the Regional Transportation District (RTD), and a Disadvantaged Business Enterprise (DBE) with the Colorado Department of Transportation. American Sign provides all facets of traffic control services, providing certified labor capable of managing traffic control on small, low volume arterial roads, as well as major interstate highways. American Sign is also a leading manufacturer of traffic signs and other highway safety products. The company has over a half decade of experience in providing highway signage and traffic control services in Colorado. We specialize in: - Sign Fabrication - Traffic Control - Lane Closures - Sign Installation - Flagging Operations - Special Events - Detours read more