ECFA Staff

ECFA Leadership Team


Dan Busby, President

Dan Busby is the president of ECFA, an organization that accredits Christ-centered ministries in the areas of governance, financial management and stewardship/fundraising. ECFA’s seal enhances trust of givers, which increases generosity, providing greater resources to help fulfill the Great Commission. ECFA accredits nearly 2,400 churches and nonprofits. These organizations have annual revenue in excess of $26 billion.

Dan has over 40 years of experience serving the Christ-centered church and nonprofit community and frequently speaks nationally on related issues. He is a prolific writer with 62 volumes of eight book titles published. His most recent books include a 2015 release, TRUST: The Firm Foundation of Kingdom Fruitfulness, a 2017 release, Lessons From the Nonprofit Boardroom, co-authored by John Pearson, and a 2019 release, Lessons From the Church Boardroom, also co-authored with John Pearson. 

Dan received a Master of Business Administration degree from Emporia State University, Emporia Kansas. The University also named him as a Distinguished Alumnus in 2014.

Dan served as a member of the Commission on Accountability and Policy for Religious Organizations, a national legislative advisory commission convened to address legislative proposals for the nonprofit sector.

Nonprofit Times named him as one of the 50 Most Powerful Nonprofit Leaders from 2010-2015.


Warren Bird, Vice President of Research and Equipping

Warren Bird, Ph.D., is ECFA’s Vice President of Research and Equipping. He serves ECFA by increasing the scope, impact and depth of our knowledge base while equipping ECFA’s members to apply what ECFA is learning through research. Warren is widely recognized as among the nation’s leading students, researchers, and writers about megachurches. As @lensweet recently tweeted, “No one knows more about megachurches than @warrenbird.”

An ordained minister with a big heart for the local church, Warren has led in various pastoral positions, taught at several seminaries, and served most recently for 13 years at Leadership Network, overseeing their research department where they’ve released several dozen groundbreaking reports on topics like multisite churches, large-church compensation, church planting, and church internships and residencies. An award-winning writer, he has also co-authored 30 books for church leaders on topics like breaking growth barriers, healthy mergers, and pastoral succession.



Michael Martin, Executive Vice President 

Michael Martin is an executive vice president with ECFA working in church relations. He enjoys helping churches and ministries maintain high standards of financial integrity through ECFA membership. Michael also uses his training as an attorney and CPA to contribute to ECFA’s many practical educational resources, including books, webinars, videos, podcasts, and more.

Beginning with the 2013 edition, Michael co-authored the Zondervan Minister’s Tax & Financial Guide and the Zondervan Church and Nonprofit Tax & Financial Guide.


Kim Sandretzky, Vice President of Communications

Kim Sandretzky is ECFA’s vice president of communications. She has been serving ECFA in a wide range of responsibilities since 2008, managing special projects in the area of communications.

Kim leads a team who is responsible for communicating to help expand public awareness of ECFA member accreditation through advertising and other media avenues. She oversees the coordination of webinars, videos, and podcasts. She assisted in getting the ServantMatch program off the ground and continues to promote the member donor projects through the ServantMatch program.

Prior to joining ECFA, Kim and her family were church planters in the country of Hungary. She continues to promote church plants in the U.S. and have a passion for reaching the next generation for Christ.