Alan and Linda Niederer of Wentzville, Mo., announce the engagement of their daughter, Anastasia Marie Niederer, to Jeffrey Dean Whitesides. He is the son of Dean and Carolyn Whitesides of Cape Girardeau.

Niederer is a 1999 graduate of Fort Zumwalt North High School. She received an associate degree in business administration from Hickey College in 2001. She is an office assistant with James Adrew GMAC Real Estate in St. Charles, Mo.

Whitesides is a 1988 graduate of Central High School. He received a bachelor of science degree in commercial recreation from Southeast Missouri State University in 1994. He is store manager at Kay Jewelers in Crestwood, Mo.

A May 24 wedding is planned in Wentzville.