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William "bill" W. Koski, Sr. Obituary (1942 - 2023)

Born Mar 18, 1942, William "bill" W. Koski, Sr. attended Zion-benton High School in Zion, IL. View the obituary, post a memory, or share a photo about William "bill" W. Koski, Sr..

Graduation Year Class of 1960
Date of Birth Mar 18, 1942
Date of Passing Mar 16, 2023
About William "Bill" W. Koski, Sr., 80, of Kenosha, WI, passed away surrounded by loved ones on March 16, 2023. He was born March 18, 1942 in Waukegan, IL, the son of Leo Koski and Eleanor (Saunders) Koski.

Bill graduated from Zion-Benton High School, Class of 1960. He then went on to serve in the United States Army from 1964-1967.

While working at Johnson Motors for several decades, he founded, owned and operated his own business, Harbor Machining, Inc. for 47 years. Bill was known for his hard working, life loving personality. Over the years, he enjoyed antiquing, skiing, motorcycles, old cars, ice bike racing, skydiving and traveling, often times dropping in unexpectedly at friends houses. Bill always loved having dogs around!

Bill is survived by his children: William Koski, Jr., and Walter "Lewis" (Jesse) Koski; grandchildren: Ellen Koski, Mason Koski and Connor Roberts; significant other and caregiver, Marlene Nehls; sisters: Patricia (Jerry) Taylor and Jean Studebaker; four nieces; one nephew; several great-nieces and nephews and many cousins. Bill also leaves behind many lifelong friendships.

He was preceded in death by his parents and brother-in-law, Richard Studebaker.

The family would like to thank Marlene Nehls for being such a wonderful caregiver for Bill. Also a big Thank You to Hospice Alliance of Pleasant Prairie, WI for all the love, care, and compassion they had given to Bill and the family.
William "bill" W. Koski, Sr.

Classmate Memories

Ronald Ronald Lee Gehrke '72 said:

Very good man care about people,even the young kids. He always tryed to teach them the good things in life. I only knew him a short time. Wish I could of spent more time with him.

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