"[4] Sims is the Founder & Chairman of BLK SHP (Black Sheep), a place and platform for small bets and investing.

[5] Additionally, Sims was part of the founding team for GivingTuesday,[6] the philanthropy movement that has become a globally recognized day of giving to charity.

[12][13] Founding partners included J. Taylor Crandall, a founder of Oakhill Capital,[14] Pixar co-founder and long-time President Ed Catmull, and former Autodesk CEO Carl Bass.

The inspiration for "black sheep" came from Pixar, a phrase used by Director Brad Bird for "restless contributors with unconventional ideas.

[17] Directed by Farhoud Meybodi, the film explores the life of Nzambi Matee, a Kenyan innovator and entrepreneur who is tackling the plastic waste epidemic in her hometown of Nairobi.