John A. Schaefer

K4 Construction LLC provides design-build, construction management and general contracting services to its clients. It provides planning, developing, designing, building, and managing services. The company was founded in 1999 and is headquartered in Cincinnati, OH

The National Trust For Historic Preservation provides leadership, education, advocacy and resources to save America's historic places. The firm helps revitalize neighborhoods, communities, and spark economic development and promote environmental sustainability. The company was founded in 1949 and is headquartered in Washington, DC.

The Cincinnati USA Regional Chamber of Commerce operates as a chamber of commerce association. The private company is based in Cincinnati, OH and has subsidiaries in the United States. Jill P. Meyer has been the CEO of the company since 2015.

K4 Architecture LLC designs, builds, and remodels commercial buildings. Its services include concept design, design development, site planning, space planning, furniture procurement, interior design documents, logo design, branding, marketing collateral, construction administration, general contracting, and estimating and budgeting. The company was founded by Jeffry C. Klump in 1999 and is headquartered in Cincinnati, OH.