Thomas F. Kosar

Tell your own story about Thomas

Memories and condolences can be left on the obituary at the funeral home website.

How you can show support

Get email updates whenever changes are made.

Send flowers

Consider sending flowers.

Plant trees

Honor them by planting trees in their memory.

Share this page

Invite other friends and family to visit the page.

Ahlgrim Family Funeral Services - Lake Zurich Location

Posted events

December 1, 2025

Dec

Visitation

2:00 p.m. - 8:00 p.m.

Ahlgrim Family Funeral Services

415 S Buesching Rd, Lake Zurich, IL 60047

Dec

Funeral service

7:00 p.m.

Ahlgrim Family Funeral Services

415 S Buesching Rd, Lake Zurich, IL 60047

Ahlgrim Family Funeral Services - Lake Zurich Location

Posted an obituary

December 1, 2025

Thomas Kosar Obituary

Visitation for Thomas F. Kosar, 84, of North Barrington, will be on Monday, December 8, 2025, from 2:00 PM to 8:00 PM. with a Funeral Service at 7:00 PM at the Ahlgrim Family Funeral Home, 415 S. Buesching Road, Lake Zurich, IL. The Interment... Read Thomas Kosar's Obituary