https://www.champion-charter.com/team/shawn-hallgren 2026-02-27 https://www.champion-charter.com/team/daniel-lindgren 2026-02-27 https://www.champion-charter.com/team/brian-witte 2026-02-27 https://www.champion-charter.com/team/tim-robertson 2026-02-27 https://www.champion-charter.com/team/pete-koski 2025-08-01