DIXFIELD — Mr. and Mrs. Craig Coulthard of Dixfield, Maine are happy to announce the engagement of their daughter, Miss Cassandra Coulthard to Thomas McGuan, son of Mr. and Mrs. Michael McGuan of Waterville, Maine.

Miss Coulthard and Mr. McGuan are 2010 graduates of the University of Maine.

Miss Coulthard is teaching in the Lewiston Public Schools.

Mr. McGuan is an electrical engineer at Procter & Gamble in Auburn.

An August wedding is planned.