Our Heritage:
Building on a legacy of giving

Jo Bob Hille

Born in Collinsville, Oklahoma in 1941, Jo Bob Hille attended the University of Oklahoma where he majored in petroleum engineering and joined Sigma Chi Fraternity. He completed his degree at the University of Tulsa and began a life-long career in the oil and gas business with his first job at Sunray D-X Oil Company. In 1972, he joined Andover Oil Company and settled in Tulsa with his wife and college sweetheart Mary Ann Moyers. He went on to co-found Vintage Petroleum, a publicly traded oil and natural gas company on the New York Stock Exchange. Jo Bob served in many positions at Vintage, including Chief Executive Officer, until he retired in 1999. Although he passed away in 2006, Jo Bob left a legacy of respect and generosity that continues to transcend his death. He was always a small-town boy who held the idea of community in the highest regard.

Mary Ann Hille

Mary Ann Hille grew up in Tulsa, graduated from Edison High School, and attended the University of Oklahoma where she was a member and officer of Delta Gamma Fraternity. She met her husband Jo Bob there and later completed her Bachelor of Arts degree from the University of Tulsa. She went on to receive her master’s degree in human relations from the University Center at Tulsa, graduating magna cum laude. She has worked has a high school and elementary school classroom teacher, a case manager, and as a volunteer for many positions on PTA boards, other non-profit boards, church groups and community service agencies. She presently serves as a Trustee and President of the Hille Foundation. Mary Ann is a published author and avid community volunteer. Mary Ann and Jo Bob raised four children together and were married for 43 years at the time of Jo Bob’s death. She is the proud grandmother of seven grandchildren. Mary Ann, Jo Bob and the family they raised believes passionately that contributing to the common good is both an expectation and a reward.

Our Giving Process

The Hille Foundation accepts grants by invitation only.  If invited to apply, organizations will be contacted by Hille Foundation with instructions.