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Jalen Brunson and Family Launch Thirty Third Management Group

Family members will run a new advisory firm to control Brunson’s off-court portfolio, prioritizing women’s professional sports.

Overview

  • The Brunson family announced the launch of Thirty Third Management Group on Wednesday as a family‑led brand advisory to manage Jalen Brunson’s off‑court business.
  • Sandra Brunson was named president, Erica Brunson is director of client services, and Connor Cashaw will lead business development.
  • The firm opens with Brunson, his wife Ali Marks Brunson, and his father Rick Brunson as foundational clients.
  • Thirty Third has retained Meister Seelig & Schuster as legal counsel and is working with Focus Financial Partners for financial advice as it prepares to recruit outside clients.
  • The move formalizes a growing trend of athletes building owned advisory platforms and could shift more sponsorship, media and NIL opportunities toward family‑run firms with an early strategic emphasis on women’s professional sports.