JEFFERSON — Alan and Amy Lessner of Jefferson have announced the engagement of their daughter, Hillary Elizabeth Lessner of Gardiner, to Chad Daniel Greenleaf of Gardiner, son of Mark and Tamie Greenleaf of West Gardiner, and Gordon and Marjorie Prosser of Randolph.

Hillary is a 2006 graduate of Lincoln Academy. She is employed at the Gardiner Federal Credit Union in Gardiner.

Chad is a 1997 graduate of Gardiner Area High School and a 2001 graduate of the University of Maine, Orono. He is employed at Gardiner Regional Middle School in Gardiner.

An August 2012 wedding is planned.