Mr. and Mrs. Joseph Chandler Ortmann of Sumter announce the engagement of their daughter, Catherine Elizabeth Ortmann, to James Michael Hart of Columbia, son of Dr. and Mrs. Michael Wayne Hart of Tyrone, Georgia.

The bride-elect is the granddaughter of the late Mr. and Mrs. Fred William Ortmann Jr. of Sumter and the late Mr. and Mrs. Ralph Singleton Jackson of Gable. She graduated from the University of South Carolina with a Bachelor of Arts in History and from the University of South Carolina School of Law with a Juris Doctor. She is employed by the South Carolina Judicial Department.

The bridegroom-elect is the grandson of Mr. and Mrs. Jerry Norman Hart of Peachtree City, Georgia, and Mr. Joseph Wilson Holmes and the late Cheryl Culkin Holmes of Plano, Texas. He graduated from Auburn University with a Bachelor of Science in Agricultural Economics and Business. He is employed by Corteva Agriscience.

The wedding is planned for Oct. 20, 2018, in Sumter.