Ned Espy of Lawrenceville announces the engagement of his daughter, Halley Elizabeth Espy of Lawrenceville, to John Kenneth Kropa of Chattanooga, Tenn., son of Mr. and Mrs. John Michael Kropa of Montgomery, Ala.

The bride-elect is the daughter of the late Barbara Pelham Espy and the granddaughter of Mr. and Mrs. Bob Pelham of Auburn, Ala., Ethel Jean Espy of Charlotte, N.C., and the late Edward Espy. She is a 2004 graduate of Collins Hill High School and a 2008 graduate of Georgia Tech, where she received a bachelor's degree in international affairs. She is pursuing a degree from the University of Georgia School of Law.

The future groom is the grandson of Mrs. James A. Thrash of Montgomery, Ala., the late Lt. Col. James A. Thrash, and Mr. and Mrs. John V. Kropa of Mastic Beach, N.Y. He is a 2004 graduate of Montgomery Academy and a 2008 graduate of Georgia Tech, where he received a bachelor's degree in civil engineering. He is employed with URS as a project controls engineer.

The wedding is planned for Aug. 25 at Buford Presbyterian Church.