Duncan has over 30 years of marketing, media, ministry and leadership development experience. He is currently Managing Partner of Big Visions Advisors, LLC, a company that provides marketing and growth strategy solutions to organizations in a variety of industries including healthcare, entertainment, financial services, technology and nonprofit. Over the years he has served organizations and ministries all around the world including Joel Osteen, Hillsong, Joseph Prince, Dr. Ed Young, Jesus Culture, Walk in the Word, Inc. Magazine, Disney, Nest Entertainment and Hidden Hunger Global.
Duncan served as Chief of Staff and Executive Director for what is considered the largest and fastest growing ministry in America, Lakewood Church & Joel Osteen Ministries. Joel referred to him as “The Great Expediter.” Duncan managed day-to-day operations and developed the strategies that have made Joel Osteen a household name. Duncan was instrumental in the acquisition of the Compaq Center, that now serves as Lakewood’s worship center. He aided negotiations, development and the launch of two of the largest book publishing deals in history and created Joel Osteen’s Night of Hope events, that have reached millions of people in arenas all around the world.