Darla Youngs Leaving OCCA Helm To Accept New Job In Binghamton SPRINGFIELD – Darla Youngs, veteran executive director of the OCCA, the Otsego County Conservation Association, is resigning in the next month to join Tier Information & Enterprise Resources in Binghamton. Jeff O’Handley, OCCA program director since July 2013, will serve as acting executive director, effective May 16. TIER is the non-profit arm of the Southern Tier East Regional Planning Development Board, which provides services to regional planning and economic-development agencies in…