Age 82, of DeWitt, passed away December 29, 2012. He was born September 22, 1930, in Ironton, WI, to Fred and Jessie Costerisan. Floyd grew up on the farm in Wisconsin. After graduating from college in 1953, he worked for many years as a CPA, and retired from Maner Costerisan P.C. in 1991. Then, he worked as a trust officer for the Michigan Conference of Seventh-day Adventists for 19 years. Floyd was a generous and caring man, and was involved in many church and community service projects. In his spare time, he enjoyed golf, hunting and fishing.
Surviving are: his wife of 62 years, Bonnie (Stover); daughter, Marcia (Robert) Mohr of Cadillac; son, Timothy Costerisan of Lansing; grandchildren, Caleb and Elijah Costerisan and Jessica Clare; brother, Francis Costerisan; sisters, Jessie Schrader and Carol Sherman, as well as many cousins, nieces and nephews. He was preceded in death by his parents; several siblings; sons, Philip and Jeffrey; and grandson, Josiah.
A memorial service will be held at 2:00 p.m. Sunday, January 6, 2013, at the Lansing Seventh-day Adventist Church, 5400 W. St. Joseph Hwy., Lansing. The family will receive friends at the church one hour prior to the memorial service, as well as following the service. In lieu of flowers, memorial contributions may be made to the Greater Lansing Adventist School in memory of Floyd Costerisan. Online condolences may be made at www.estesleadley.com.