Investment Committee

  • Professional headshot of a smiling man in a suit and tie against a plain white background.

    Bob Ross

    Chairman & Chief Executive Officer
    Inasmuch Foundation

    Bio

    Robert J. Ross currently serves as Chairman and CEO of Inasmuch Foundation. He previously was employed as an attorney with the Oklahoma City law firm McAfee & Taft. He is a graduate of Bishop McGuinness Catholic High School and Washington and Lee University, where he received a Bachelor of Science in Business Administration. He received his J.D. from the University of Oklahoma. Ross was appointed to the Board of Regents for The University of Oklahoma by Governor Kevin Stitt in March 2022 and is a member of the following boards of directors: Greater Oklahoma City Chamber of Commerce, Oklahoma City Airport Trust, and Oklahoma State Fair. Bob has received the following awards: 2011 Plaza District Association’s Urban Pioneer Award, 2012 OKC Beautiful Mayor’s Award for Distinguished Service, 2013 Oklahoma Center for Non-Profits’ Visionary Impact Award, 2015 United Way of Central Oklahoma’s John Rex Community Builder Award, 2018 YMCA Service to the Youth Award, 2019 OKC Friday’s OKCityan of the Year, 2023 Boys and Girls Clubs of Oklahoma County Aubrey K. McClendon Lifetime Achievement Award, and the 2023 E.C. Joullian Distinguished Citizen award. Bob is married to Heather Ross and has a daughter, Lilly, and a son, Frank.

  • A professional headshot of a man in a suit smiling against a gray background.

    Brad Davey

    Equity Owner & Managing Director
    Clarion Partners

    Bio

    Brad Davey, equity owner and managing director, is a senior acquisitions officer at Clarion Partners. Based in Dallas, he has acquisition and development responsibilities for the central region of the U.S. Brad has more than 18 years of experience acquiring and managing industrial, multi-family, retail and office assets. During his career, he has participated in the acquisition and disposition of industrial, multi-family and office assets totaling more than $3 billion. Brad joined Clarion Partners in 2013; he began working in the industry in 2006. Before his real estate career, Brad was an investment banking associate at Merrill Lynch and a captain in the U.S. Army Military Intelligence Corps.

  • A smiling middle-aged man with gray hair, glasses, wearing a dark suit, white shirt, and patterned tie, portrait against a plain white background.

    Richard Davis

    Senior Advisor
    Inasmuch Foundation

    Bio

    Richard is a seasoned Certified Public Accountant (CPA) and Certified Financial Planner (CFP) with more than 20 years of expertise in tax planning, compliance, and financial statement preparation. He was previously the chief financial officer for Inasmuch and has transitioned to senior advisor. Richard earned his CPA certification in 1985 and CFP designation in 1999. He was a member of several professional organizations, including the American Institute of Certified Public Accountants and the Oklahoma Society of CPAs, where he also served as secretary of the Oklahoma City Chapter. Richard is married to Lori and they have two beautiful children.

  • Headshot of a middle-aged man in a dark suit and tie against a black background.

    Andrew Roff

    President & Co-Founder
    Roff Oil & Gas

    Bio

    Andrew is the president and co-founder of Roff Oil & Gas, Ltd. Roff Oil & Gas is a family-owned energy exploration and development company. Roff Oil & Gas has developed several fields in the northern Midland Basin of Texas, proving up reserves for sale to larger companies. Roff Oil & Gas continues to own properties in the northern Midland Basin and Oklahoma. Andrew is active in all phases of the company’s business and manages its portfolio of private equity investments.

    Prior to founding Roff Oil & Gas with his brother and father, Andrew was vice chairman of PetroUnited Terminals, Inc., a bulk liquid storage company with terminals in Bayport, Texas, and Sunshine, Louisiana. Andrew has also worked as manager of corporate finance for Pennzoil Company and as a metals and foreign exchange trader.

    In addition to his commitment to the Inasmuch Foundation, Andrew is a lifetime board member of the St. Paul’s United Methodist Foundation of Houston and has served on the President’s Council of Wesleyan University. He also sat on the Board of Directors of the Beacon of Downtown Houston, a day shelter that also provides services to aid the homeless in getting permanent housing. The Beacon is a partner in the Coalition for the Homeless of Houston/Harris County, which has reduced homelessness by more than 50%.

    Andrew has a BA from Wesleyan University and an MBA from Columbia Business School. Andrew’s favorite pastime is spending time with his wife, Debbie, their five adult children and two sons-in-laws.

  • Portrait of a middle-aged woman with short blonde hair, blue eyes, wearing a black blazer over a white blouse, gold hoop earrings, and smiling against a dark background.

    Jill Tiefenthaler

    Chief Executive Officer
    National Geographic Society

    Bio

    As chief executive officer of the National Geographic Society, Dr. Jill Tiefenthaler is shaping the future of one of the world’s most iconic organizations. She leads the Society’s mission-driven work, guiding a global community of National Geographic Explorers dedicated to illuminating and protecting the wonder of our world. 

    Since becoming CEO in 2020, Tiefenthaler quickly ushered in a bold new era of growth and global impact. She is spearheading the transformation of National Geographic headquarters in Washington, D.C., the most significant expansion of its public space in 138 years. Central to this vision is the new National Geographic Museum of Exploration, set to open in summer of 2026. The world-class destination will invite millions to step into the shoes of Explorers, connecting them with the Society’s mission through immersive and engaging experiences. Under Tiefenthaler’s leadership, the Society has also achieved historic fundraising, raising over $200 million in 2025, the fourth consecutive year of raising over $100 million.

    In addition to her role on the Society’s board of trustees, Tiefenthaler has served on the board of directors for Inasmuch Foundation since 2019.

    Tiefenthaler brings over 30 years of experience in higher education, including serving as president of Colorado College. She holds a Ph.D. in economics from Duke University.

  • A woman with long dark hair smiling in an indoor setting with a blurred background.

    Katherine Patch

    Director
    BlackRock

    Bio

    Katherine Patch is a director on BlackRock’s US Institutional Family Office, Healthcare, Foundations, and Endowments team. She partners with families and foundations in the Central US on investment solutions across all asset classes.

    Prior to joining BlackRock in 2018, Katherine was a senior investment director at Cambridge Associates, an investment advisory firm serving institutional investors. Previously, she was an associate on the investment team of CIC Partners, a Dallas-based middle-market private equity firm, where she evaluated direct equity investments and assisted portfolio companies with growth initiatives. She began her career in New York as an analyst in the Consumer/Retail Group of Goldman Sachs’s Investment Banking Division.

    Katherine graduated summa cum laude from Georgetown University, with degrees in finance and accounting, and earned an MBA from Harvard Business School. She serves as an Investment Committee member for Inasmuch Foundation and as an Advisory Committee Member for Chicago-based Invest for Kids.