SIMPCO is a leading brand serving over 75 local governments, special districts, school districts, and non-profit organizations in the Tri-State area. With a mission to be a catalyst for regional cooperation, SIMPCO strives to unite local governments in the Tri-State Siouxland Region, promoting the best planning practices and advocating for partnerships. They work closely with local governments in long-range planning, community development activities, and professional regional program management to foster intelligent growth, economic development, and safe transportation.

SIMPCO's vision is to be a valuable partner for local officials in addressing community issues and to serve as an effective uniting force among local governments in the region. They aim to set the standard for excellence in regional planning organizations and councils of governments. The brand's divisions include Community Development, which offers project development and technical assistance in comprehensive and strategic planning, grant writing, housing needs assessments, and more.

They also have a Transportation Planning Division that provides transportation services through the Metropolitan Planning Organization and Regional Planning Affiliation. In addition to their services, SIMPCO covers the Sioux City metropolitan tri-state area and rural areas in Iowa, Nebraska, and South Dakota. With a commitment to community development, SIMPCO is dedicated to creating a positive impact in the region