Keith and Wendy Ault of Marietta announce the engagement of their daughter, Elizabeth Ashley Ault, to Nathan Cole Black, son of Gregg and Sheri Black.

The bride-to-be is the granddaughter of Vernon and Wilma Ault of Marietta, the late Wilma Ault, Enos and Judy Amstutz of Orville, Ohio, and Marilyn Amstutz and Max Lucas of Coschocton, Ohio. She is a 2003 graduate of Marietta High School and a 2008 graduate of Marietta College. She is a protective caseworker at Washington County Children Services.

The prospective bridegroom is the grandson of Charles and Patty Black of Lithopolis, Ohio, and the late Edward William and Martha Cochran. He is a 2005 graduate of Parkersburg Catholic High School and a 2009 graduate of Fairmont State College. He is director of the Wound Care and Hyperbaric Center at Marietta Memorial Hospital.

A summer wedding is planned at St. Marys Catholic Church with a reception to follow at the Marietta Shrine Club.