Michael William Thesing, 64, affectionately known as Mike, passed away on March 24, 2024, in Phoenix Arizona while vacationing. Born to Helen and Robert Thesing on August 20, 1959. 

Mike was often found playing tennis, pickleball, biking, or arranging lunch dates with friends and family. Indoors, he was an avid reader keeping up on current affairs and loved to dabble in the stock market.

Mike's legacy is carried on by his loving wife, his children Aaron (Danielle), Daniel (Taylor), and Samuel (Jackie), and his adored grandchildren (Ethan, Penny, Charlotte, Olivia and Benjamin).

He will be missed by his brother’s and sister’s families: Donald (Judy) Thesing, Sue (Tom) Mach, Linda (late Thomas)Thesing, Dave (Yoriko) Thesing, Chuck(late Ruth)Siefert, Rebecca (late Douglas)Bigelow, Kay (Pat) Gavin, Joseph (Heidi) Thesing; and his sister-in-law; Deb Key, brother-in-law, Steve (Jody) Key, sister-in-law Judy ( late-Robert) Key, and brother-in-law James (Barb) Key. His many nieces, nephews, Card club family, a wide circle of friends, and former Trane colleagues will also feel his absence.

He is preceded in death by his Robert and Helen Thesing, his brother Thomas, sister Ruth, brother–in law Douglas Bigelow, brother–in law Robert Key, nephew Brian Thesing, Aunts, and Uncles.

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https://www.schumacherkish.com/obituary/michael-thesing