The people entrusted to steward this work.

MBF's board, leadership, and staff bring together experience in healthcare, ministry, operations, finance, and nonprofit service — working alongside local partners to support sustainable, Christ-centered healthcare in underserved communities.

Executive Team

The officers accountable for MBF’s direction, finances, and stewardship.

Directors

Guiding strategy, operations, partnerships, and ministry direction.

Staff Members

Supporting programs, partnerships, operations, and mission stewardship.

Board of Directors

Providing governance, accountability, and long-term oversight.

Advisory Board

Offering specialized insight, strategic counsel, and professional expertise.

Help strengthen healthcare that endures.

Your partnership supports the leaders and local teams sustaining Christ-centered care in underserved communities worldwide.

Burton W. Lee, MD

President & CEO

Burton W. Lee, MD

Dr. Burton W. Lee is a physician, educator, and global health leader dedicated to advancing Christ-centered medical care in resource-limited communities. Before joining the Medical Benevolence Foundation (MBF) as CEO in October 2025, Dr. Lee served as Head of Medical Education and Global Critical Care at the National Institutes of Health (NIH). A graduate of Harvard Medical School and the University of California, Dr. Lee completed his residency and fellowship at Massachusetts General Hospital. He has held faculty and leadership positions at Georgetown University, the University of Pittsburgh, and Kijabe Hospital in Kenya, where he co-founded the Emergency Critical Care Clinical Officer program, the first of its kind in Sub-Saharan Africa. Renowned for his expertise in clinical education, global health systems, and evidence-based medicine, Dr. Lee has authored numerous publications and received multiple teaching awards. His leadership reflects a deep commitment to equity, innovation, and faith-driven service, guiding MBF's mission to strengthen healthcare delivery and empower medical professionals worldwide.

Bryan Weiss

Chief Financial Officer

Bryan Weiss

Bryan joined MBF in April 2025, following six years of dedicated service on the MBF Board of Trustees, where he held key leadership roles on the Governance Committee as Secretary and Treasurer. He brings over 35 years of experience in healthcare finance, operations, strategy, and program management to his current role. Before joining MBF, Bryan led his own healthcare consulting firm, leveraging his deep, multi-specialty industry expertise to drive improvements in financial reporting and analysis, revenue cycle optimization, billing processes, and human capital management. In his consulting practice, he also served in several interim executive roles, including Chief Financial Officer, Vice President of Revenue Cycle Management, and Vice President of PMO Integration. Prior to consulting, Bryan held senior financial executive positions at Optum360 (formerly MedSynergies), a leading ambulatory practice management and revenue cycle organization. He was also a member of the senior leadership teams at several physician staffing firms focused on hospitalist and emergency medicine services, including Hospital Physician Partners, EmCare, Inc., and IPC The Hospitalist Company. His leadership roles at these organizations included President, Chief Operating Officer, and Vice President of Financial Planning and Acquisitions Finance.

Abed Milelu

Chief Operating Officer

Abed Milelu

Abed serves as MBF's Africa Regional Director, providing strategic and operational leadership for the organization's work across the region. He brings more than 16 years of experience in healthcare leadership, with a strong track record of advancing access to quality, compassionate care. Before joining MBF, Abed served for over nine years as Executive Director of CURE International in Kenya, where he oversaw hospital operations and national programs. CURE International operates charitable hospitals and initiatives in more than 15 countries, providing life-changing treatment for children and adults with orthopedic conditions such as clubfoot, burn contractures, and congenital deformities. Passionate about transforming lives through healthcare, Abed is deeply committed to ensuring equitable access to medical services for underserved communities. He holds an International Master's in Health Leadership from McGill University (Canada), a Global Executive MBA from United States International University (Kenya), and a Bachelor's in Business Management from Moi University. Abed is also a Certified Public Accountant and an active member of the Institute of Certified Public Accountants of Kenya (ICPAK).

Michelle R. Oney, DSL

Chief Development Officer

Michelle R. Oney, DSL

Michelle joined MBF as Chief Development Officer with more than 20 years of leadership experience in nonprofit fundraising and strategy. She has built strong donor relationships, led capital campaigns, and developed innovative programs that have strengthened both financial sustainability and mission impact. She most recently served as Senior Director of Marketing and Development at Amazi Water, where she established the ministry's first comprehensive development program. Before that, she was Executive Vice President for Advancement at Unto (Cru's humanitarian aid ministry), guiding the organization through seasons of growth and renewal. Her earlier leadership experience includes advancement roles with Josh McDowell Ministry and Florida International University and The George Washington University. Michelle holds a Doctorate in Strategic Leadership from Regent University, a Master's in Higher Education Administration from The George Washington University, and a BA in English from Berea College. She accepted Christ as a young child and continues to live out her faith in her life and leadership. She and her husband live in Weatherford, Texas with their two dogs.

Sara Campbell, PhD

Chief Nursing Officer, VP, Center for Global Nursing Development

Sara Campbell, PhD

Sara Campbell most recently was the founding dean of the Lee University School of Nursing in Cleveland, TN which she developed and led for 10 years. As part of establishing the new BSN as well as the DNP programs, she also developed collaborative international relationships in Mozambique, Kenya and Indonesia. Not the least of which, her leadership included planning and constructing a 41,000 sq. ft. facility with a state-of-the-art simulation center. Prior to Lee University she served as Dean at University of South Carolina Aiken, School of Nursing, and was also teaching faculty at Illinois Status University and University of Iowa. She has her PhD from Indiana University, Master's from Illinois State and BSN from Mennonite College of Nursing in Bloomington, IL.

Emily Boyd

Director of Stewardship & Foundation Relations

Emily Boyd

Emily Boyd serves as MBF's Director of Stewardship & Foundation Relations, bringing more than a decade of experience in donor stewardship, foundation relations, grant management, and strategic communications within Christ‑centered nonprofits. Throughout her career, she has held a variety of leadership roles, most recently serving as the Advancement Director for Launch Global and as Director of Corporate Relations for Cru's humanitarian aid ministry, Unto. Emily earned her BBA from Baylor University's Hankamer School of Business. She approaches development as ministry—grounded in gratitude, clarity, and accountability. She brings a thoughtful, pastoral presence to donor and foundation relationships and is passionate about helping partners see both the impact of their generosity and the ways God is at work through MBF's mission. Her strengths complement the ongoing efforts of MBF's development and marketing teams, and she is eager to help strengthen stewardship, reporting, and long‑term partnerships. Emily lives in Dallas, Texas, with her husband, Bill, and their two young children.

Sherri Jones, MBA

Director of Marketing

Sherri Jones, MBA

Sherri Jones, an esteemed Oral Roberts University alumna, stands out as a master communicator and strategist dedicated to elevating individuals and businesses by refining their messaging and expanding their brands. With a robust background spanning over 13 years in marketing and media, Sherri has honed her expertise in leading diverse teams to drive significant bottom-line achievements. Armed with a Master of Business Administration and enriched by her extensive experience across multiple business landscapes, Sherri is passionately committed to enhancing brand profitability and operational efficiency. A proud native of Newark, NJ, she excels in orchestrating cross-functional teams to surpass strategic goals, making her an invaluable asset in the realm of business growth and brand development.

Brian Kamani

Head of Monitoring, Evaluation, Research, and Learning (MERL)

Brian Kamani

Bio coming soon.

Charles Allen

Senior Officer, Partner Relationships

Charles Allen

Charles Allen joined MBF in January 2026 as a Mid-Level Gift Officer and brings over 10 years of experience in donor relations, nonprofit operations, and ministry leadership. He has a deep love for the Lord and a steady, relational approach to donor care, shaped by his background in pastoral ministry, cross-cultural missions, and hands-on experience stewarding mid-level donor portfolios. Charles resides in the North Texas area with his wife, Samantha, and their six children.

Nicole Winston

Social Media and Digital Content Specialist

Nicole Winston

Nicole Winston serves as the Social Media and Digital Content Specialist at the Medical Benevolence Foundation, where she develops content strategies and amplifies the organization's mission and impact through media. She leads the creation of story-driven content that highlights global health work and connects audiences to the heart behind the mission. An alumna of Longwood University, Nicole has over six years of experience working across nonprofits, campaigns, and brands, helping them clarify their messaging and strengthen their online presence. Based in Richmond, Virginia, she is passionate about storytelling that feels real, human, and impactful, and continues to partner with organizations and individuals who are ready to grow, connect, and make a meaningful impact through digital media.

Joseph Gondwe

Malawi Country Manager

Joseph Gondwe

Joseph (Joe) Gondwe serves as the Country Manager for Malawi at MBF. He joined MBF in January 2025 and leads the organization's work in Malawi, overseeing partnerships, project implementation, and capacity development initiatives that support faith-based health institutions. Before joining MBF, Joe worked as a Business Development Manager at African Energy and Power Ltd and as a Customer Relations Manager at Dzuwa Media. With a strong background in project management, stakeholder relationship management, and business development, Joe brings a strategic yet people-centered approach to his work. A firm believer in Christ, he is passionate about serving others and contributing to initiatives that reflect God's love through meaningful impact in communities.

Sue Haas

Senior Administrative Assistant

Sue Haas

Sue Haas joined MBF in September 2008 as Senior Administrative Assistant to the CEO and CFO, where she also provides support to the broader team and MBF's Board of Directors. A native Houstonian and lifelong member of Grace Presbyterian Church, Sue earned her BBA in Marketing from Stephen F. Austin State University. Before joining MBF, she built a successful career in retail management and buying before pausing to focus on raising her children. Sue and her husband, Steve, are grateful parents of two wonderful adult children and proud "Mimi and Papa" to two beloved grandchildren.

Shay Harper

Partner Engagement Administrator

Shay Harper

Since joining MBF in 2019, Shay Harper has seen both her role and her faith flourish. As a valued member of the Development Team, she brings dedication and heart to supporting MBF's mission. Based in Raleigh, North Carolina, Shay enjoys attending concerts and ballet performances with her husband and cheering on her daughters at UNC and NC State.

Jeanie Lee

Finance and Business Planning Associate

Jeanie Lee

Jeanie Lee serves as a Financial and Business Planning Associate at the Medical Benevolence Foundation, where she provides financial analysis, planning, and operational support for international healthcare partners. Her work includes accounting, budgeting, grant oversight, and coordinating the procurement and shipment of donated medical supplies and equipment to support sustainable medical and spiritual missions worldwide. Jeanie brings more than a decade of experience in nonprofit finance, accounting, and compliance, with a background spanning national nonprofit organizations, public service institutions, and healthcare systems. She has partnered closely with organizational leadership to support responsible financial stewardship, strengthen internal controls, and translate complex financial information into clear, actionable insights that advance mission impact. She currently lives in South Korea with her husband and their two daughters.

Shawn Powers

MBF Board Chairman; COO, Tech Healthcare Startup

Shawn Powers

Shawn Powers is the COO of a health technology company. He has lived in Asia and North America and has worked professionally on projects spanning five continents. He has dedicated a significant portion of his life's work to opening healthcare access to the medically underserved and unserved. Shawn is credited with leading the effort that built the first federally qualified health center in New Orleans' Lower Ninth Ward, where he first served as a consultant and later as CEO. He has also participated in unique healthcare endeavors globally, such as leading a multi-national consulting team to the capital of North Korea in support of the development of that nation's first pediatric cerebral palsy rehab center. Shawn has also led a major US health system as its System Vice President of Strategy and Foresight, where among his focuses were identifying the emergent top-of-the-funnel market disruptors, innovation opportunities, as well as new co/start-up deployment and investment.

David Jimenez

MBF Board Chairman Elect; Senior Partner & Founder, CEO Advisory Network

David Jimenez

David Jimenez is Senior Partner and Founder, CEO Advisory Network, a partnership of retired executives who provide value-driven strategies to the healthcare industry. Prior to this role, he was President and COO for Catholic Healthcare Partners, a $4.5B multi-institutional health network, now known as Bon Secours Mercy Health System. Named by Modern Healthcare among the 100 Most Powerful People in Healthcare, Mr. Jimenez has a heart for serving others that started when he accompanied his father on mission trips as a child.

George F. (Pete) Bloss III, JD

MBF Board Past Chairman; Hagwood and Tipton, PC Law Partner Healthcare & Malpractice

George F. (Pete) Bloss III, JD

Pete Bloss is counsel with Hagwood and Tipton, PC, specializing in Health Care Law. He has been in the mission field in Haiti and in Lebanon where he saw firsthand the need for medical missions. Pete has also been Director of the Mississippi Gulf Coast Interfaith Disaster Task Force. He lives in Mississippi where he loves to spend time with family and enjoy outdoor activities.

Aaron Osterman

MBF Board Treasurer; Vice President of Stores, Gordon Food Service

Aaron Osterman

Aaron Ostermann is a distinguished senior executive with a rich background in general management, board advisory, and leadership in North American operations. He brings a wealth of experience in nonprofit work, sales optimization, and marketing, and has a notable record in business development, distribution, P&L management, and change management. Aaron is known for his servant leadership approach and adeptness in strategic planning, financial oversight, and process improvement.

Kathy Shingleton, Ed. D

MBF Board Member at Large; Human Resources Executive (Retired), SPHR, SHRM-SCP

Kathy Shingleton, Ed. D

Dr. Kathy Shingleton is a Human Resources Executive specializing in healthcare HR and policy development, compliance and professional training. Kathy's career has included executive positions with large healthcare systems including as VP of Human Resources of Virginia Mason Health System in Seattle WA. While there she also served as Special Assistant to the CEO as part of the merger of Virginia Mason and CH Franciscan. As VP of Human Resources and Employee Services for University of Texas Medical Branch, Dr. Shingleton supported over 13,000 employees throughout the state of Texas. As an adjunct professor at the University of Houston, she taught strategic management, risk management, quality management and human resources classes, and personally developed hundreds of nurses.

Providence U. Okaalet, MD

MBF Board Secretary; Family Medicine Specialist, HHM Health

Providence U. Okaalet, MD

Dr. Providence Uwimana Okaalet is a distinguished Medical Director at Watermark Health, where she also contributes her expertise as the leading physician of the Watermark Urgent Care Mobile Clinic. Born in Rwanda and raised in Kenya, Dr. Okaalet's diverse background and compassionate outlook have profoundly influenced her medical journey. She pursued her undergraduate degree in Psychology at Baylor University, followed by a Doctor of Medicine degree from Medical University of the Americas. Her medical training culminated in a Family Practice residency at Texas A&M Baylor Scott White Family Medicine.

Elias Schulze

General Manager, PFL Africa

Elias Schulze

Elias Schulze is an emerging markets media executive and entrepreneur. Elias previously co-founded and managed Kana TV, Ethiopia's leading television network, which was later acquired by Canal+. He is also Managing Partner of The Africa Group, an early-stage venture capital firm focused on specialized opportunities in dynamic start-ups across Africa. A former Engagement Manager for McKinsey & Company, Elias brings extensive strategic business experience to MBF's board. Currently residing in London, Elias is a graduate of Georgetown University's School of Foreign Service.

Ric Bonnell, MD

Pediatric Emergency Medicine Physician; Asst. Professor TCU & UNTHSC School of Medicine

Ric Bonnell, MD

Dr. Bonnell is a pediatric emergency medicine physician who has practiced in large children's hospitals for over 20 years. He is also Director of Service Learning Assistant Professor at Texas Christian University and UNTHSC School of Medicine. Dr. Bonnell was formerly the Director of Global Health for the Dell Medical School at the University of Texas, Austin, and Dell Children's Medical Center. In this role, he led medical projects in Haiti, Kenya and Guatemala. Ric and his wife, who is also a physician, started a free clinic in Texas in 2008, where they continue to see indigent patients weekly. Their international medical mission work began in Haiti in 2007. A noted speaker and author, Dr. Bonnell also owns a working ranch and loves fishing and basketball.

Rev. David G. Carpenter

Pastor & Head of Staff, Brentwood Presbyterian Church

Rev. David G. Carpenter

With nearly 30 years of board leadership experience, including roles with African Enterprise and the PCUSA Board of Pensions, Rev. David G. Carpenter has advanced mission-focused initiatives worldwide. Now serving as Pastor and Head of Staff at Brentwood Presbyterian Church in Los Angeles, he previously spent five impactful years at Memorial Drive Presbyterian Church in Houston. A former pre-med student turned pastor, Rev. Carpenter is deeply committed to reconciliation, mission work, and advancing healthcare in Africa. He is currently pursuing a Doctor of Ministry at Duke University, further deepening his dedication to transformative service.

Frank Dyer II

Chief Operating Officer, T.D. Jakes Ministries

Frank Dyer II

Frank Dyer II serves as the esteemed Chief Operating Officer at T.D. Jakes Ministries, where he expertly manages key aspects such as strategy, marketing, sales, and human resources. His influence further extends to transformative roles at T.O.R.1 and United MegaCare. With a seasoned background in the corporate sector, Frank's transition to the non-profit realm has been marked by significant contributions and leadership excellence. Prior to his current role, Frank had an illustrious career spanning over 30 years as a senior operation executive with several Fortune 500 companies, including JP Morgan Chase, Bank of America, and Phillip Morris. In these roles, he excelled in information management, risk compliance, and credit and mortgage servicing, focusing on process improvement and strategic transformation.

Pauline (Tony) Hilton

Clinical Practice Healthcare Administrator

Pauline (Tony) Hilton

Pauline (Tony) Hilton is a National Program Manager for the Veterans Health Administration. She holds a Doctorate in Public Health and is a Family Practice Nurse Practitioner. In addition to her work with the VA Health System, Hilton has extensive international experience. Her charitable work extends from her local community outward to medical missions abroad. She is particularly adept at building coalition groups to support communities in need. Her interests include music and travel.

Rev. Brian Marsh

Senior Pastor, Buffalo Presbyterian Church

Rev. Brian Marsh

Rev. Brian Marsh is the Senior Pastor of Buffalo Presbyterian Church in Greensboro, North Carolina. Rev. Marsh holds a Bachelor of Science degree in Chemical Engineering and a Master of Divinity degree. Brian brings a long history of spiritual ministry and a keen interest and background in supporting medical missions. When he isn't ministering to others, you can find him working on cars, mountain biking or just enjoying the outdoors.

Christelle Miot, MD

Allergy Medicine Specialist, Loma Linda University Health

Christelle Miot, MD

Bio coming soon.

Douglas Mitchell

VP, Retail Information & Planning, PNC Financial Services Group, N.A.

Douglas Mitchell

Douglas is retired as VP, Retail Information & Planning, PNC Financial Services Group, N.A. He specializes in strategic planning, project management, and budgeting. An active member of his local church, Douglas has been a Sunday School Teacher and worked in Stewardship, Mission Outreach, and Finance. Douglas' philanthropy extends from his local community, where he is a Board Member of the Denis Theatre Foundation.

Alicia Turner

President & CEO, North Compass Solutions

Alicia Turner

Alicia Turner is a multifaceted professional with a deep commitment to improving organizations, especially those driven by a mission. As a former executive, her expertise spans operations, technology processes, leadership, and organizational culture. Alicia is passionate about bridging the gap between passionate work and efficient, financially stable operations. She excels in leadership and team development, process improvement, and execution excellence. Alicia's life is deeply rooted in her faith, which guides her professional and personal endeavors.

Cameron Dezfulian, MD, FAHA, FACC, FAAP

Director, ACHD Program Development, Texas Children's Hospital

Cameron Dezfulian, MD, FAHA, FACC, FAAP

Cameron Dezfulian, MD, FAHA, FACC, FAAP, is Director of Adult Congenital Heart Disease (ACHD) Program Development at Texas Children's Hospital in Houston. He is a dual board-certified adult and pediatric critical care physician, and his clinical practice focuses on caring for adults and children with complex congenital and acquired heart disease.

Dr. Dezfulian serves as Senior Faculty in the Division of Critical Care Medicine in the Departments of Pediatrics and Anesthesiology at Baylor College of Medicine, where he is actively involved in patient care, education, and mentorship for medical students, residents, and fellows. His academic work centers on improving outcomes in critically ill ACHD patients and after cardiac arrest; this includes translational and clinical research on cardiac and post-resuscitation critical care, nitrite and nitric oxide signaling, and protection against global ischemia–reperfusion injury.

He completed his medical degree at Duke University School of Medicine, followed by combined internal medicine and pediatrics training (Michigan) and subspecialty training in adult (NIH) and pediatric (Johns Hopkins) critical care, and has been in academic practice since 2008. Dr. Dezfulian is a fellow of the American Heart Association, American College of Cardiology, and American Academy of Pediatrics, and contributes to national guidelines and writing groups focused on resuscitation and critical care.

Dr. Dezfulian has been active in the Christian Medical Dental Association, hosting student groups and leading discussions for the past 15 years. He served on the faculty of the CMDE conference for 7 years and has participated in short-term missions in Haiti, Bolivia, and, most recently, teaching at Kijabe Hospital in Kenya. He is a volunteer physician at Casa El Buen Samaritano in Houston, TX, and is married with three children.

Matthew Thompson

General Partner, Enhanced Healthcare Partners

Matthew Thompson

Matthew Thompson is an accomplished professional in healthcare investment and management. Currently serving as a General Partner at Enhanced Healthcare Partners in New York and Park City, he has been instrumental in managing the firm's operations since 2014. Matthew's achievements include raising over $1 billion in equity capital and leading six successful buyout transactions, resulting in realized returns exceeding 5x and 50% gross IRR. Before his tenure at Enhanced Healthcare Partners, Matthew held significant roles at Riverside Partners and CVS Health, showcasing his expertise in investment and healthcare. His educational background includes a Bachelor of Science in Finance and Operations Information Management from Georgetown University, where he graduated cum laude.