It is with great sadness that we announce Robert's passing to Eternal Life on Sunday, October 5, 2025. Age 79. 

Preceded in death by his parents, Peter and Florence (nee Zbikowski) Colla; his brother, Michael; and his sisters, Patricia Krabbenhoft, Janice and Jean Colla. 

Survived by his beloved, Denise Sachs; and other relatives and friends. 

Visitation Thursday, October 16, 2025 from 10:00am until Time of Service at 11:00am at Schmidt & Bartelt Funeral Home, 10121 W. North Avenue, Wauwatosa.  Interment Holy Cross Cemetery, Milwaukee at 1:30pm.   

A special thank you to neighbors, friends and family for taking the time to accompany Bobby on his journey.  Your love and support has been a real source of happiness and peace for him.