Krumhansl, Mark, of Florissant, Missouri, passed away on Saturday, December 11, 2010 at the age of 70. Dear Son of the late Ladimer J. and Rena L. Krumhansl; cherished brother of Victoria L. Badley; dearest uncle of Rebecca and Nicholas Morgret. He is also survived by his Aunt, Lois Urban and many cousins. Mark was an avid inventor in the pool/spa industry for 31 years. Memorials may be made to the American Cancer Society.