The Don and Sybil Harrington Foundation is a non-profit private foundation based in Amarillo, Texas. Established in 1971, the foundation supports the organization of the Amarillo Area Foundation, meeting charitable needs through discretionary grants to a nonprofit organization located throughout Texas panhandle. The assets of the foundation are managed by the board members.The Don and Sybil Harrington Foundation's investment portfolio is valued at over $112.98 million with investments in the hedge fund, cash, and private equity.