John Osborne

Pentair, Inc. manufactures water treatment systems. The company's products include water & wastewater pumps, filtration & purification, components & systems, storage tanks & pressure vessels and pool. Its applications include industrial machinery, data communications, networking, telecommunications, test and measurement, automotive, medical, security, defense and general electronics. The company was founded on August 31, 1966 by Murray Harpole, Vern Stone, Vincent Follmer, Leroy Nelson and Gary Ostrand and is headquartered in Minneapolis, MN.

Artisan Partners LP (Artisan Partners) is a mutual fund manager and SEC-registered investment advisor headquartered in Milwaukee, Wisconsin. The firm was founded in 2009 by Andrew Ziegler and is a wholly-owned subsidiary of Artisan Partners Holdings LP, itself a subsidiary of Artisan Partners Asset Management, Inc. (NYSE: APAM). Artisan Partners serves as investment adviser to a variety of separately managed accounts, unregistered pooled investment vehicles, trustees of collective investment trusts, and to each series of Artisan Partners Funds, Inc., an open-ended management investment company.