Sue Sullivan

Sue Sullivan, MPA is a nonprofit strategist who helps organizations get clear, get focused, and get results. With decades of experience across New York State, and a deep footprint in the Hudson Valley, Sue brings a business-focused, action-driven approach to mission-centered work.

Sue has held senior leadership roles including Executive Director, Vice President of Advancement and Government Affairs, and Director of Development, Communications, and Public Relations. She understands nonprofits from every angle (board governance, staff dynamics, community expectations, government relationships, and funder priorities) and she brings that 360° perspective to every engagement. Her core belief is simple: success is built, not wished for. Strong strategy + a practical plan + measurable outcomes = real impact.

For more than 11 years, Sue has led iSER Consulting, partnering with nonprofits of every size and sector including human services, housing, healthcare, arts and culture, community development, education, and municipal initiatives. She specializes in strategic planning, feasibility studies, organizational development, and guiding nonprofits toward sustainable, diversified revenue, helping clients secure hundreds of millions in federal, state, and local resources over her career.

Direct. Collaborative. No jargon. No fluff. Sue helps nonprofits cut through noise, strengthen capacity, and move forward with confidence and clarity.