Greg Mennis

Greg Mennis

  • Director
  • Public Sector Retirement Systems,
  • The Pew Charitable Trusts


Greg Mennis directs Pew’s work on public sector retirement systems. The project provides cutting-edge research on pension and retiree health promises and helps states and cities undertake evidence-based pension and retiree health care reforms.

Before joining Pew, he was assistant secretary for fiscal policy in the Massachusetts Executive Office for Administration and Finance, where he was responsible for retirement benefits policy, long-term fiscal planning, and the state’s Pay for Success financing program.  In that role, Mennis led the development of Massachusetts’ successful pension reform legislation and created the state’s first long-term fiscal policy framework.  He also has 15 years of experience in corporate finance and strategy, having served in a variety of roles at Citigroup and JPMorgan and as the chief financial officer and executive vice president of corporate development for a market-leading provider of retirement services technology.

Mennis is a chartered financial analyst. He has a bachelor’s degree in finance and public communications from Syracuse University and a master’s degree in public administration from the Kennedy School of Government at Harvard University.

Recent Work

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  • State Retiree Health Care Liabilities

    States paid $18.4 billion in 2013 for worker retirement benefits other than pensions, which are known as other post-employment benefits (OPEB). Almost all of this total was spent on retiree health care. The payments covered the cost of current-year benefits and, in some states, included funding to address OPEB liabilities—the cost in today’s dollars of benefits to be paid in... Read More

  • State Retiree Health Plan Spending

    This report, a first-of-its-kind effort, provides data on state OPEB liabilities—the cost in today’s dollars of benefitsto be paid to current workers and retirees over future years—and funding trends and how they are affected byaspects of state retiree health plans. Read More

  • Public Workers Preparing for Retirement

    State and local pension systems have adopted significant reforms in recent years in an effort to become fiscally sustainable. The impact of these reforms on recruitment and retention of a talented workforce remains unclear, and the need to understand workers’ thoughts and attitudes about retirement benefits is growing. In order to meet this need, The Pew Charitable Trusts and the... Read More

Media Contact

Mark Wolff

Director, Communications