Big Tex Trailer Manufacturing Inc. is one of the leading utility trailer manufacturing companies in the United States. It is one of the top utility trailer manufacturers in the United States. The firm s more than 400 independent Big Tex dealers represent a diverse line of standard and custom utility trailers. Big Tex Trailer Manufacturing Inc. provides trailers to governments, consumers as well as industry throughout the United States. The firm produces trailers from two separate manufacturing facilities, in the East Texas city of Mt. Pleasant and in the West Texas Midland-Odessa area.