
Oitancan Mani "Oi" Zephier
Enrolled member of the Ihanktonwan Oyate (Yankton Sioux Tribe) who grew up on the Pine Ridge Indian Reservation and lives in Rapid City, South Dakota. Oi has spent more than 20 years serving tribal communities in public safety, education, health, and government.
He is a U.S. Army veteran who served as a combat medic in Afghanistan and earned the Combat Medical Badge for performing his duties in combat. During the COVID-19 pandemic, he built the Oglala Sioux Tribe's response initiative from the ground up, leading a 68-person team and managing $68 million in federal relief funding for more than 40,000 residents.
He has also served as Administrative Officer for the Ihanktonwan Oyate, Human Resources Director for Oglala Lakota County School District, and CEO of KILI Radio, Voice of the Lakota Nation. In 2006 he graduated from the BIA's Indian Police Academy.
He is the founder of BrightLaunch Digital Marketing, LLC, a veteran-owned software solutions and marketing agency in Rapid City. He holds a Master of Science in Internet Marketing from Full Sail University and a Bachelors of Science in Athletic Training.
As board president, he brings governance, compliance, digital entrepreneurship and grant experience to help Sina Okigwa-Paints Robe carry its work forward on Lakota terms.


