Addison Piper

Renaissance Learning, Inc. engages in the provision of technology-based school improvement and student assessment programs for kinder to grade 12 schools. Its products include Star 360, myIGDIs, Accelerated Reader, Math and myON. The firm's software solutions offers assessments, early literacy, individualized and balanced instruction, and response to intervention. The company was founded by Judith Ames Paul and Terrance D. Paul in 1986 and is headquartered in Wisconsin Rapids, WI.

Piper Jaffray Cos. is an investment bank and asset management firm, which engages in the provision of equity and debt capital markets products; public finance services; financial advisory services; equity research and institutional brokerage; fixed income institutional brokerage; and asset management services. It operates through Capital Markets and Asset Management segment. The Capital Markets segment focuses on investment banking and institutional sales, trading and research services for various equity and fixed income products. The Asset Management segment gives traditional asset management business and seed investments in registered and private funds. The company was founded in 1895 and is headquartered in Minneapolis, MN.

Predex is a closed-end management investment company. It engages in a continuous offering of shares and operates as an interval fund that offers to make quarterly repurchases of shares at net asset value. Its investment objective is to seek consistent current income while secondarily seeking long-term capital appreciation with moderate volatility. The company was founded on February 5, 2013 and is headquartered in Cincinnati, OH.

Minnesota Public Radio operates radio stations produces programs for radio, Internet, and face-to-face audiences. It operates 37-stations radio network serving to the people in Minnesota and in parts of Wisconsin, the Dakotas, Michigan, Iowa, and Idaho. The company was founded in 1967 and is headquartered in St. Paul, MN.

Greenspring Co. owns and operates radio stations. The company is based in St. Paul, MN.