Advisory Council

2020-2021 Blessed Trinity Catholic High School Advisory Council


Mike Sebesta - Chairman Mike has been a Roswell, GA resident for more than 10 years. He and his wife, Charlotte, are members of St. Peter Chanel Catholic Church. Their son, Matthew, is a Blessed Trinity graduate from the Class of 2015 and currently attends Wake Forest University. Mike attended Bishop Kenny Catholic High School in Jacksonville, FL and is a graduate from Wake Forest University with a degree in Economics. He is a Managing Director for an investment management company with offices in Buckhead and Park Ridge, NJ. He has been a member of the Blessed Trinity Catholic High School Advisory Council since 2013 and currently serves as the president.







Erin Chesnutt has been a part of the Blessed Trinity community since 2003. Erin has two BT graduates, Ryan was a member of the class of 2007 and Spencer graduated in 2009. Erin and her husband, Charlie, live in Roswell with their son, Aidan, a current Blessed Trinity sophomore. The family are parishioners at St. Peter Chanel Catholic Church. Erin is a graduate of the University of Dayton and has 30 years of Marketing and Public Relations experience. Erin is currently working at Queen of Angels Catholic School as the Communications Coordinator. This is her first year on the Advisory Council.







Fr. Dan Fleming is a priest of the Archdiocese of Atlanta, ordained in 1996. For the last seven years he has been serving as the Pastor at Saint Andrew Catholic Church in Roswell. New to the BT Advisory Council (and a big fan of Cathy Lancaster) Fr. Dan feels blessed to have a number of students from the St. Andrew faith community currently attending Blessed Trinity.






Greg Heller is in his 19th season as legal counsel to the Atlanta Braves. As Executive Vice President and Chief Legal Officer, Heller manages and oversees all legal affairs for the Braves and its wholly-owned minor league affiliates which include the Gwinnett Stripers, the Mississippi Braves, the Rome Braves, the Danville Braves, the GCL Braves and the DSL Braves.  Mr. Heller also has ultimate oversight for all legal issues related SunTrust Park, The Battery Atlanta and for the Braves’ new spring training facility, CoolToday Park, and had ultimate oversight for all legal matters related to the negotiation, planning and development of all three projects for the Braves organization. 

Prior to serving as Executive Vice President and Chief Legal Officer of the Braves, Heller spent nearly seven (7) years with the TBS sports legal group which included the Braves, the Atlanta Hawks, the Atlanta Thrashers, Philips Arena, the Goodwill Games, the Turner Sports television group (and its NBA, NASCAR, PGA, British Open and MLB properties), and the Turner Sports new media group (and its NASCAR, PGA and PGA TOUR and ACC Select properties).  Mr. Heller was in private practice with national law firms in Atlanta and Chicago prior to his time with the Braves and Turner Sports.

Mr. Heller is a cum laude graduate of Indiana University with a degree in sports marketing/management and holds a J.D. degree from Marquette University Law School.  Mr. Heller and his wife Krista have four (4) children, Maddie (BT Class of 2017), Charlie (BT Class of 2019), John (BT Class of 2021) and Elizabeth and live in Roswell.


Pam Joseph is an Operating Partner with Advent International. Prior to working with Advent, she served as President and Chief Operating Officer of TSYS. Ms. Joseph also served for 14 years as Vice Chairman of U.S. Bancorp’s payment services division, a $5 billion revenue business representing 30% of the bank’s total revenue. At U.S. Bancorp, Ms. Joseph had executive responsibility for all electronic payment products. Ms. Joseph joined U.S. Bancorp in 2001 through the acquisition of Elavon, where she was President and COO. Joseph currently serves as a board director for Paychex, Transunion and Adyen. She is also a member of the Board of Trustees for Spelman College and Chairman of Women Leaders in Action, a nonprofit organization that helps educate young women in Africa.

Ms. Joseph is married and has three children who are all graduates of Blessed Trinity. She earned a bachelors degree in business administration from the University of Illinois.





John R. Luckett is an Executive Managing Director and the Chief Financial Officer at Domain Capital Advisors LLC, an SEC-registered, institutional investment advisor that provides tailored investment solutions for real estate and alternative asset classes. In this role, he oversees financial reporting, accounting, and auditing matters for the company.

Mr. Luckett received a Bachelor of Science in Business Administration with an emphasis in Accounting from Tennessee Technological University. He is a Certified Public Accountant licensed in the State of Tennessee, and is a member of the American Institute of Certified Public Accountants and the Tennessee Society of Certified Public Accountants. In 1984, Mr. Luckett received an honorable discharge from the United States Marine Corps.

Mr. Luckett and his wife, Becky, are members of St. Joseph Catholic Church in Marietta and have five children, four of which are graduates of Blessed Trinity and one that is a current student.





Eric Maust joins the Blessed Trinity Advisory Council after serving for two years on the Holy Redeemer Advisory Council. He is a 2006 graduate of Blessed Trinity. Eric attended the University of Notre Dame and graduated from the Mendoza College of Business with a degree in Finance. While at Notre Dame, Eric was a member of the Varsity Football and Baseball teams. Eric works as a Commercial Lender for JPMorgan Chase Bank focusing on small to medium sized privately held companies. He lives in Chamblee and is married to Caroline Vaughn Maust, a fellow ’06 Blessed Trinity graduate. They are parishioners at All Saints Catholic Church. This is his first year on the Advisory Council.