Pearson, William A. "Bill" Kalamazoo, MI Bill passed away Friday, May 13, 2022 in Kalamazoo. He was born May 18, 1930, in Chicago, the son of Edward and Mary (Lahey) Pearson. Bill proudly served his country in the U.S. Army during the Korean War. For over 25 years he owned and operated Pearson Mechanical Services until his retirement in 2018. In his free time, Bill enjoyed fishing and hunting, tinkering, inventing and spending time in his shop. On July 11, 1953 at St. Augustine Catholic Church in Kalamazoo, he married Reba Root who passed away in 2019. Surviving are his son, David (Judy) Pearson of Plainwell; daughter-in-law, Mary Pearson of Dorr; grandchildren, Becky, Will, Tara and Erica and 7 great-grandchildren. He was preceded in death by his parents; wife; son, Sam in 2020 and his siblings, Marion Charon and Donald Pearson. Friends may visit with Bill's family starting at 10:00 A.M., Thursday, May 19, 2022, at the Winkel Funeral Home, Otsego, until the time of the funeral service at 11:00 A.M., with celebrant, Mary Ann DeVries officiating. Burial will follow at Alamo Center Cemetery. Contributions in memory of Bill may be made to the Shriners Children's Hospital. Messages of condolence may be posted at WinkelFuneralHome.com.