LEO Leadership
We believe that effective leadership and board governance are paramount in building long-term significance for our investors. The vital aspects of our board governance charter include: helping keep the organization mission-focused, providing oversight and support for the CEO, being community advocates, committee work, financial reporting and support, and ensuring legal and ethical integrity and accountability. Our committee structures include fundraising, marketing, communications, investments, and programs.

Board of Directors

Madeline LoConti Winney
I am most passionate about working with AEF as they support teachers and students in providing education for all.
Throughout my accomplishment-driven career in various executive roles, I have cultivated innovative ideas, supported shared vision, and advanced the charitable legacy of others.
Chief Executive Officer
Madeline has made a career of serving people and igniting powerful, rewarding philanthropy to make Arizona a stronger community for all. With a heart for youth and a vision for building future leaders, she launched LEO Foundation, formerly known as GCU Scholarship Foundation, where she has dedicated nearly 20 years to helping students achieve their educational and career goals through scholarships and leadership opportunities. Madeline also serves as Executive Director of Development for the Arizona Basketball Coaches Association, Inc. raising funds to benefit the annual Section 7 Event and Title 1 and at-risk youth in our community through the Youth Development Academy. Madeline is honored to serve as a board member for the Arizona Educational Foundation (AEF). Their mission is to celebrate excellence and cultivate opportunity in PreK-12 grade Arizona public education.
Madeline is recognized for her expertise in building partnerships with the private and public sectors and with community and philanthropic leaders. She utilizes the foundation’s voice to uplift student needs and develops impactful strategies to drive greater access and opportunities across the community.

Greg Sharp
Board Member
Greg Sharp is a seasoned sales and business leader with 12 years of experience at NTT Data, a technical and consulting services company, where he currently serves as Area Sales Director for Major Accounts. His professional background also includes successful tenures at Cisco as an IT Sales Executive and Reynolds & Reynolds as a Sales and Strategic Account Executive. This extensive experience in the technology sector has honed his skills in sales, business development, and strategic account management.
Beyond his professional accomplishments, Greg is deeply committed to community service. He is actively involved in both Pinnacle Presbyterian Church and Christ Anglican Church, demonstrating his dedication to faith-based initiatives. Furthermore, he has chaired the NTT Charity Softball Tournament for five years, a significant undertaking that benefits the Steve Westerman Memorial Scholarship, a collaboration between the LEO Foundation and STEM for Christ. This initiative underscores his commitment to supporting education, particularly in the STEM fields.
On a personal note, Greg has been married to Ju-Leigh for 25 years (together for 32 years) and is the proud parent of Hannah, a freshman at the University of Alabama. His educational background includes an MBA in International Business from the University of St. Thomas and a BBA from New Mexico State University, providing a strong foundation for his business acumen. Greg’s combined professional success, community involvement, and dedication to family make him a valuable asset to the Leo Foundation.

Robb Kottman
Board Member and Investment Advisor
Rob is the president and director of Brenbecke, Inc. and NSS Concrete Polishing, commercial subcontractor companies he founded in 2005 and acquired in 2023, respectively. Previously, he was the vice president of a major subcontracting company based in Southern California. Rob has over 35 years of industry experience.
Rob is the proud father of four adult children and grandpa to one granddaughter. He’s excited for his family to grow.
Rob’s lifelong ambition is to live a Christ-like life, being a godly example to those he encounters. Rob is a benefactor of HOPE International Development Agency and a children’s sponsor with Compassion International.
Outside of work, you will find Rob traveling with friends and family, volunteering on international mission trips, and mentoring the next generation of leaders in moral and ethical business management.