Sandra Mertes

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Sandra was born on October 15, 1944 and passed away on Sunday, October 8, 2017.

Sandra was a resident of Waukesha, Wisconsin at the time of passing.

She graduated from Catholic Memorial High School in Waukesha and went on to earn a Bachelor of Science in Mathematics from Mount Mary College (now University) in Milwaukee and a Masters in Mathematics from the Catholic University of America in Washington, D.C.

Visitation will be held on Wednesday, October 11, from 2:30 p.m. to 3:30 p.m., at Shorehaven, 1305 West Wisconsin Avenue, in Oconomowoc, where Sandy had been residing since suffering a stroke in 2015. A memorial service at Shorehaven will follow. Interment will be private.

In lieu of flowers, please send a donation in Sandy's name to HAWS, the Humane Animal Welfare Society, 701 Northview Road, Waukesha, WI 53188 ( or the Rides & Reins Therapeutic Riding Center, 4371 Arthur Road, Slinger, WI 53086 (