Nancy Louise (Kammlade) Leimgruber, 56 of Chesterfield, MO, died at 12:26 p.m., Oct. 26, 2009 in St. Louis, MO. Private graveside services were held at Woodlawn Cemetery, Urbana there is no visitation. Mrs. Leimgruber was born May 31, 1953 in Bryan, TX, the daughter of William G. Kammlade and the late Helen Sieferman Kammlade. She married Richard Leimgruber and he survives. She was an agricultural biotechnologist for Monsanto Corp.