Marian and Jim Reed of Gainesville and Ken Ernst of St. Charles, Mo., announce the engagement of their daughter, Sheryl Lynn Ernst of Suwanee, to Ryan Joseph Chromek of Suwanee, son of Bob and Mary Chromek of Suwanee.

The bride-elect is the granddaughter of the late Dorothy and Eugene Smith and Carol and John Wibbenmeyer of Sainte Genevieve, Mo., and Don Ernst of Arnold, Mo. She is a 2001 graduate of Forsyth High School and a 2005 graduate of Valdosta State University, where she received a bachelor's degree in business marketing. She is employed with McKesson Provider Technologies in Alpharetta.

The future groom is the grandson of Paul and Evelyn Chromek of Plattsburg, Mo., Dorothy Knuth of Streamwood, Ill., and Lyle and B. Welsh of Kearns, Utah, and the late Laura Welsh. He is a 2000 graduate of Collins Hill High School and a 2005 graduate of Valdosta State University, where he received a bachelor's degree in business marketing. He is employed with United BMW of Gwinnett in Duluth.

The wedding is planned for May 20 in Maui, Hawaii.