Michael Gregory Wendling, 85, of Pearland, TX, passed away on Thursday, August 26, 2021. He was born September 13, 1935, in Chicago, Illinois. His family moved to North Muskegon, MI at age 7. He Graduated from North Muskegon High School in 1953. Served in Army 1955-1957 Last half in Korea. He married Nan Kuehn in Muskegon, MI on June 7, 1958. He graduated in Chemistry from State University of Iowa 1960. He worked in cardiovascular research at University of Iowa and VA Hospitals 1060-1970. Worked at (Upjohn-Pharmacia) Pfizer from 1970 to 1992 when he retired as Senior Project Manager in Cardiovascular Drug Development. He is survived by his wife, Nan Wendling...Son, Gregory Arthur Wendling; wife Kathryn and their children, Salem Anna and Greer Kathryn. Daughters, Michele Lynn Sterner; husband, Mike and Jennifer Maria Holm; husband, Todd and step granddaughter, Amara Fink and her sons, Ezekiel and Jasper Cremation has taken place. Memorials may be made to the charity of your choice.