Contact Us

Special Olympics South Dakota (SOSD)

800 E. I-90 Lane
Sioux Falls, SD 57104

605.331.4117 (Local)
800.585.2114 (Toll free)
605.331.4328 (Fax)


Darryl Nordquist, President/CEO
Email Darryl

Vice President - Sports and Competition
Melanie Frosch
Email Melanie

Assistant Sports Director
Chad VanderPoel
Email Chad

Vice President - Field Services
Johna Thum
Email Johna

Vice President - Outreach

Julie Briggs
Email Julie


Office Manager
Twila Nicholson-Hansen
Email Twila

Vice President - Law Enforcement Torch Run
Todd Bradwisch
Email Todd

Assistant Torch Run Liaison
Amy Crawford
Email Amy

Sports Assistant
John McHale
Email John

Administrative Assistant
Jessica McNamara
Email Jessica

Board of Directors Chairperson

Dr. Mark Harlow
Email Mark

Black Hills Area Director

Cathy Grubb
Email Cathy

Thank you to our Sponsors and Partners