Williams Engineering, Inc, usually referred to as WEI, was founded in 1992 in the Grand Junction, Colorado area by Gerald Williams. WEI specializes in municipal and governmental civil engineering work. WEI has considerable experience in modeling, studying, master planning, and designing sanitary and storm sewers ; drainage, erosion, and flood control facilities ; and water and irrigation systems. Facilities include conveyance and distribution systems and lift, pump, and booster stations. WEI projects include criteria manuals, regional studies, and master planning for municipalities, and also road and site work engineering.