Buck is the Founder/CEO of Griffis/Blessing, Inc., a real estate investment & property management company recognized as the largest Colorado-based property management firm in the state.

Buck is equally committed to his community, volunteering his time to philanthropic and charitable causes. His current involvement includes membership in Colorado Concern, YPO, and CEO. He also serves as a Trustee at Colorado Academy, Board Member for the Wine & Food Society of Denver, Board Member of the Colorado Forum Fund, and Rear Commodore of the Grand Lake Yacht Club.

Past civic and professional contributions include serving as a Trustee or Director of the following organizations: Business of Art Center-Board President; Cheyenne Mountain Zoo; Children’s Hospital of Colorado Foundation; Colorado College Business and Community Alliance-Chair; Colorado Forum Foundation; Colorado Real Estate Commission-Chair; Colorado State Land Board-Chair; Colorado Springs Downtown Partnership-Board President; Colorado Springs Fine Arts Center-Board President; Colorado Succeeds; Grand Lake Sailing Foundation; MCA Denver; Pikes Peak Community Foundation; Pikes Peak Region Better Business Bureau-Chair; Pikes Peak United Way Alexis De Tocqueville Society-Co-Chair; State Bank & Trust; and UMB Bank.

Buck lives in Denver with his wife, Janelle, and their four daughters and three grandchildren.