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Alumni
Alumni Profiles

G. Rainey Williams, Jr., Class of 1978

Distinguished Graduate
President of Marco Capital Group A Limited Partnership

G. Rainey Williams, Jr. is president of Marco Capital Group A Limited Partnership, a privately owned investment partnership operating in Oklahoma, Texas and the Southwestern United States. Marco has been an active private investor over the last 25+ years, investing in a broad number of private equity, real estate and other alternative investments. Williams has led Marco since it and its predecessors were established in 1989.
Williams serves as lead independent director of BancFirst Corporation and has served on the boards of numerous private companies such as American Trailer Works Inc., Benham Investment Holdings and Titan Spine, Inc.

Currently, he serves as chair of the University Hospitals Authority and Trust, is Chair of OU Health, Inc and serves as Chair of the Investment Committee of Presbyterian Health Foundation, Inc.. Williams has served as an adjunct professor in the graduate program (MBA) at Price College of Business at the University of Oklahoma. He is a former chairman of the YMCA Retirement Fund in New York, the YMCA of Greater Oklahoma City, the Regional Food Bank of Oklahoma and has served as Senior Warden of All Souls’ Episcopal Church. He has also held
significant offices and/or board positions for numerous charitable organizations on and off the Oklahoma Health Center campus including Dean McGee Eye Institute, Oklahoma Medical Research Foundation, the United Way of Metro Oklahoma City and the Greater Oklahoma City Chamber of Commerce .

Williams earned a B.B.A. degree in Finance from Southern Methodist University and a law degree from the University of Oklahoma College of Law.

Rainey and Casey Williams were married in Casady Chapel in 1989. They are the proud parents of three children who collectively attended Casady for a combined total of 40 years! Rainey III is now a practicing physician at Mercy Health in Oklahoma City, having graduated from Casady in 2009, Southern Methodist University in 2013 and the University of Oklahoma College of Medicine in 2020; Sam is a Vice President at New York City based private equity firm Rhone Capital, having attended Casady through 2009 and graduating from Vanderbilt University (Magna Cum Laude) in 2015; Grace is a Registered Dietician at Parkland Hospital in Dallas, having graduated from Casady in 2014, Texas Christian University in 2018 and earning her Masters in Science from Rush University College of Health Sciences in 2020.

Rainey and each of his parents have served on the Casady Board of Trustees, and his siblings were each lifers at Casady. The entire family have been enthusiastic supporters of the School for many years!
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Casady School is an independent, co-educational, college preparatory, Episcopal day school serving students in pre-k-12. Educating Mind, Body, and Spirit.
Casady School is a PreK-12, independent, college preparatory Episcopal day school committed to deeper-level learning. Casady School welcomes a student body that reflects the diversity of the world around us and therefore does not discriminate on the basis of race, color, religion, gender identity, sexual orientation, socioeconomic status, nationality, or ethnic origin in administration of its educational policies, admissions policies, scholarship and loan programs, athletics, and other school-administered programs generally accorded or made available to students at the School.