Jack R. Callahan

Stinson LLP engages in the provision of corporate, transaction, and litigation legal services. It offers banking and financial services, business litigation, employment and labor law, and Native American law and tribal governance. The company was founded on May 1, 2002 and is headquartered in Minneapolis, MN.

Concrete Technology Corp. manufactures and distributes various concrete products such as slabs, girders, panels, columns, and structures.

The American Society of Civil Engineers, founded in 1852, is the oldest national engineering society in America. The non-profit company is based in Reston, VA and has subsidiaries in the United States. With over 150,000 members worldwide, the organization advocates for sustainable and resilient practices to maintain and modernize the nation's infrastructure. The company also works to increase investment in infrastructure and improve engineering knowledge and competency. The society's Civil Engineering Landmark Program recognizes historically significant civil engineering projects, structures, and sites.

American Concrete Institute operates as an institute for the development of consensus-based standards, technical resources, educational and training programs and certification programs. The company was founded in 1904 and is headquartered in Farmington Hills, MI.

Blue Cross and Blue Shield of Kansas, Inc. provides health insurance products and services. The firm offers behavioral health, case, disease, wellness management, preventative health guide and member only services. It also offers health and wellness resources from WebMD and Blue365. The company was founded in 1941 and is headquartered in Topeka, KS.

Midwest Minerals, Inc. provides crushed limestone and agricultural lime products. Its products are used in road materials for county and state highway projects, coarse aggregate for ready-mix concrete and asphalt plants. The company was founded in 1947 and is headquartered in Pittsburg, KS.

Kansas University Endowment Association operates fundraising foundation for the University of Kansas, KU Endowment partners with donors in providing philanthropic support to build a greater KU. The company was founded in 1891 and is headquartered in Lawrence, KS.

National Stone, Sand & Gravel Association is a non profit organization which advocates for the aggregates industry. It advances public policies that protect and expand the safe, environmentally responsible use of aggregates that build America’s infrastructure and economy. The company is headquartered in Alexandria, VA.

The Kansas Aggregate Producers Association operates as an association of aggregate producers. The private company is based in Topeka.