Warren Keith Haeberle

Warren Keith Haeberle passed away on Friday, August 28, 2026 at the age of 70. Loving husband of Denise Haeberle for 36 years. Beloved father of Michael Haeberle (Jenna), Brian Haeberle (Laura), Christopher Haeberle, Katie Schowalter (Bryce), and beloved step-father of Jessica Tighe (Nick Horneye). Adored and proud grandfather of Parker, Audrey, Margo, Beckett, June, Jace, and Levi, with grandson Crew Warren expected soon.
Born in Menomonee Falls, Warren attended Menomonee Falls East High School. He went on to Marquette University, joining the Delta Chi fraternity and graduating in 1978 with a BS in Engineering, then receiving his MBA at UWM. He developed Electronic Service Specialists into a thriving business, which was bought out by Bell Atlantic in 1987. He then started Synergy Industrial in his garage, eventually growing it to a company with 30 employees. He loved spending time with his family, whether it was vacationing, fishing, golfing, enjoying time in Bonita Bay, Florida, or sharing family dinners.

Warren spent the past three years in Brookdale Memory Care, and his family is grateful for the compassionate care that they and St. Croix Hospice provided.

Visitation will take place at 10:00 AM with a service to follow at 12:00 PM at Krause Funeral Home, 21600 Capitol Drive, Brookfield, Wisconsin on September 8, 2026.

In lieu of flowers, memorials appreciated to Hunger Task Force or The Association for Frontotemporal Degeneration.