Pastors Bob and Marcy Williamson have been senior pastors since 1987. They live in Hot Springs, South Dakota where they are both active in ministry and in the marketplace. 

Pastor Bob is a Viet Nam era Army veteran, he has earned a Diploma in Nursing from Sioux Valley Hospital School of Nursing, a Bachelor of Science Degree from the University of Sioux Falls, a Master of Arts Degree from Sioux Falls Seminary and a Doctorate in Practical Ministry from the Wagner Leadership Institute. In addition to overseeing Crossolutions International and pastoring the local congregation, Koinonia Center, he serves as the school nurse. He is also a nationally certified Emergency Medical Technician employed with the Hot Springs Amulance Service.

Marcy is a registered nurse and medical transcriptionist. She has her own medical transcription service.  She has been the area coordinator for Women of Faith for 7 years, and is active in the life of the Koinonia family.  Pastor Bob and Marcy have a teenage daughter, Brianna.  She is a classical pianist and has recently published her first novel under the Xlibris label. Brianna enjoys reading, knitting, crocheting, quilting and watching the old classic movies.

The Williamson family also includes their German Shepherd, King Josiah.

Pastors Bob & Marcy have planted two churches.  They are the founding directors of Crossolutions International and the pastors of the Koinonia Center located in downtown Hot Springs, which is nessled among the beautiful red cliffs of the southern Black Hills.

photo courtesy Splash of Color, Hot Springs, SD