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Arbon Mark Grossman

June 30, 1957 ~ February 19, 2021 (age 63)



Arbon Mark Grossman, age 63 of Macomb, died Friday, February 19, 2021 at his home.

He was born June 30, 1957 in Beardstown the son of Arbon G. and Shirley Phelps Grossman.

He is survived by his mother Shirley Cronin of Macomb; his aunt Phyllis Anderson of Beardstown; his sister Gloria (husband Jeffrey) Smith of Oklahoma; three nephews David James Wetherell, Jeffrey Scott (wife Gabrielle) Smith Jr, and Weston Andrew Smith; and a great niece Kennedy Rose Smith. He was preceded in death by his father, his grandparents, his step-father John J. Cronin, M.D., and his brother David G. Wetherell.

Mark graduated from River Forest High School and from Western Illinois University with a degree in Nuclear Physics. He was a Superintendent for several nuclear power facilities, the last being Dresden Generating Station in Morris, and retired in 2017. He liked golfing even if he wasn’t the greatest. Mark enjoyed guns, trap shooting, and the occasional classic cigar. He often could be seen riding around town on his bicycle or cheering on his favorite team, Notre Dame. He will be missed by his family and friends.

Funeral services will be held at 1 PM Monday, February 22, 2021 at Colwell Memorial Home in Beardstown, with Pastor Daryl Vermillion officiating. Burial will be in the Beardstown City Cemetery. The family will meet with friends one hour prior to the services at the memorial home on Monday.

Due to the current health situation, face masks will be required and social distancing guidelines should be followed.

Memorials have been suggested to First Southern Baptist Church or Beardstown Emblem Club. Condolences may be left online at or on Facebook at Colwell Memorial Home.

To send flowers to the family or plant a tree in memory of Arbon Mark Grossman, please visit our floral store.


February 22, 2021

12:00 PM to 1:00 PM
Colwell Memorial Home and Crematory
515 State Street
Beardstown, IL 62618

Funeral Service
February 22, 2021

1:00 PM
Colwell Memorial Home and Crematory
515 State Street
Beardstown, IL 62618


First Southern Baptist Church
900 Grand Avenue, Beardstown IL 62618
Tel: 1-217-323-5480

Beardstown Emblem Club
515 S. State Street, Beardstown IL 62618

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