Leadership

Successfully stewarding a multi-national organization with an extraordinary vision requires leaders committed to excellence, innovation and servant leadership. OM is blessed with a dedicated team of executives and board members who exhibit these qualities as they draw upon a wealth of professional experience from the nonprofit, for-profit and missions sectors.

USA Board
Board Leaders2
DeeDee Wilson
Board Chair
Board Leaders3
Harvey Thiessen
Board Leaders4
Jim Owens
Secretary/Treasurer
Board Leaders5
Litia Jones
Board Leaders6
Dr. Ray Charles
Board Leaders7
Rick Hicks
Vice Chair
Board Leaders
Andrew Scott
CEO
Global Board
Albert Teh
Albert Teh
Andrea Vogt
Andrea Vogt
Bert Van De Haar
Bert Van de Haar
Calisto Odede
Calisto Odede
Grant Porter
Grant Porter
Holly Steward
Holly Steward
Jon Seeley
Jon Seeley
Julyan Lidstone
Julyan Lidstone
Board Secretary
Kelvin Samwata
Kelvin Samwata
Lawrence Tong
Lawrence Tong
International Director
Mary Lederleitner
Mary Lederleitner
Paul Hynam
Paul Hynam
Chairman
Shura Facanha
Shura Facanha
Goh Wei Leong
Wei-Leong Goh
Vice Chairman
Zenet Maramara
Zenaida Maramara
Executive Profiles
Alberta 2022 Color New
Alberta Wray
Vice President
Alberta Wray serves on the Leadership Team and leads OM’s People Stewardship division. She strives to cultivate a vibrant community through learning and development, as well as developing best practices in both Personnel and People Care. In her 20 years of missions involvement, Alberta has lived and traveled in more than 60 countries. Along with her MA in Member Care and practitioner experience, this has spurred her love of helping cross-cultural workers adapt to their new environments.
Andrew 2019 Color
Andrew Scott
President and CEO
Andrew Scott first joined OM ministry ship MV Doulos at age 19. A native of Northern Ireland, he studied at Belfast Bible College and served as an associate pastor for two years. Andrew and his young family later returned to the Doulos, where he directed care and development for the international crew. In 2002, Andrew launched a new recruiting initiative at OM USA and became President/CEO in 2010. Andrew authored the highly acclaimed book Scatter and is a popular speaker.
Brian 2021 Color
Brian Miller
Vice President of Development
Brian Miller provides leadership to a team of major gift officers who develop relationships with churches, individuals, and businesses throughout the United States. These partnerships support the work of Operation Mobilization in over 115 countries. He is a graduate of Wheaton College and holds a Master's degree from the University of Wisconsin-Madison. He lived in Jordan with his family and led OM’s Syrian refugee relief work during the height of the Civil War.
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Chris Fedelem
Senior Vice President
Chris Fedelem leads OM’s Inspiring Engagement initiative, caring for the marketing, accounting and facilities teams in addition to the organization’s cross-departmental alternative revenue efforts. His previous experience in the for-profit sector includes the resort, real estate, hospitality and luxury segments. A University of Florida MBA and Flagler College alumnus, Chris regularly serves with various community organizations as a leader, board member and volunteer.
Dana 2021 Color
Dana Brennan
Vice President of Mobilization
Dana Brennan is part of the OM USA Leadership Team. He oversees the recruiting, mobilization and training of workers OM sends to the least reached parts of the world. Dana comes from the leadership staff of Passion City Church. He is an experienced organizational leader with a demonstrated history working with high-performing teams on complex projects. He’s well-versed in team building, people development, initiative strategy, and operational excellence.
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David Sexton, CPA
Chief Financial Officer
David Sexton leads the team responsible for OM USA’s Finance and Accounting functions. His early career was highlighted by key financial roles at Delta Air Lines. This was followed by 20 years in financial leadership for a variety of well-known nonprofits, including an international relief and development concern and a national youth development organization. David is an alumnus of Presbyterian College and Georgia State University, and previous Adjunct Faculty for Oglethorpe University.
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John Cerniglia, CFRE
Senior Vice President
John Cerniglia leads OM’s worldwide Global Generosity team. John has served in global missions leadership roles for 30 years. His ministry has spanned 40 countries helping national leaders expand domestic philanthropy and improve sustainability. He is a CFRE, an alumnus of Houghton College, and Adjunct Faculty for the Indiana University Lilly School of Philanthropy. John loves helping philanthropists realize their vision for Kingdom impact and find joy in their generosity.
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Jonathan Thiessen
Senior Vice President
Jonathan Thiessen leads OM’s Marketplace Innovation Team, spearheading a paradigm shift towards a workplace-based missions workforce. This multifaceted strategy has included highly collaborative and award-winning initiatives, and the launch of an international staffing company. Originally from Canada, he and his family lived in Russia and Central Asia for most of 10 years pioneering innovative microfinance models. Jonathan is passionate about followers of Jesus living their vocation, leading to the advancement and flourishing of God’s Kingdom globally.
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Matt Benson, EdD
Senior Vice President
Matt Benson serves on the Leadership Team overseeing the People and Culture initiatives of the organization. The bulk of Matt’s professional career has been in higher education as a faculty member and Vice President at a prominent regional Christian university. With degrees from Piedmont College, Dallas Theological Seminary, and Biola University, Matt continues to teach in graduate programs in MBA and Theology.
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Todd Shinabarger
Chief Information Officer
Todd Shinabarger has nearly 40 years of senior information technology management experience in various industries - including manufacturing, automotive, construction, retail, fashion and non-profit - where he led numerous multi-million dollar IT capital projects. After more than three decades in the corporate environment, Todd “retired” in 2015, assuming the CIO role at OM USA. Since joining, he’s helped to transform and modernize the IT ecosystem, replacing nearly every IT application and process.

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