Dexter, Missouri - Mr. and Mrs. Kent Polsgrove of Dexter are pleased to announce the engagement of their daughter, Martha Ann, to Justin Kolker, son of Mr. and Mrs. Dean Kolker of Rolla.

The bride-elect is the granddaughter of Mary Dell Merritt of Knoxville and the late Elman Merritt and Mr. and Mrs. Floyd Polsgrove of Dexter.  Martha Ann is a 2003 graduate of Dexter High School and a 2009 graduate of St. Louis College of Pharmacy with a Doctorate of Pharmacy.  She is currently employed as a lead pharmacist at Express Scripts in St. Louis.

The prospective bridegroom is the grandson of Mr. and Mrs. Melvin Kolker of Merrill, Iowa and Elaine and the late Mr. Warren Betts of Cassville.   Justin is a 2006 graduate of Rolla High School and a 2010 graduate of Missouri S & T with a Bachelor of Science in Information Systems and Technology.  He is currently employed as an IT Systems Engineer at Express Scripts in St. Louis.

The wedding is being planned for March, 2014 in St. Louis.