Florida's Pen Air Federal Credit Union made it official this week: RonFields, its president/CEO who took a leave of absence last October“for health reasons,” has formally resigned with David Tuyo, chieffinancial officer, serving as interim CEO.

Officials of the $1.1 billion CU in Pensacola said its board wasin the process of recruiting Fields' replacement “but we are notmaking any statement now.”

Fields, well known in Pensacola for his civic work including astint as head of a local Chamber of Commerce and aid in financing a$120 million hotel project, had been CEO for three years.

Nationally, Fields was regarded for his work with veteransgroups with Pen Air being a 2010 platinum sponsor of the “EmeraldCoast Honor Flight” flying World War II veterans from northwestFlorida to Washington to visit memorials.

Fields had also been an appointed board member of the servicecorp. of the League of Southeastern Credit Unions. The leaguesaid Wednesday Fields “no longer serves on that board.”

Back in May, Tuyo, the interim CEO, was named by NAFCU as itsProfessional of the Year for CUs above $150 million. And CUESlast year profiled the then 31-year-old Tuyo “as one of CUESNext Top Credit Union Execs.”