Our Network of Nonprofit Interim Executives

Interim Executive Solutions has developed a network of highly accomplished professionals with experience leading both nonprofit and for profit organizations. Our associates bring general expertise in key areas such as assessing organizational needs, determining and acting on priorities, developing the capacity of staff, communicating with stakeholders and collaborating with nonprofit boards on vision, strategy and future leadership needs.

In addition, many of our associates have deeper expertise in particular practice areas such as finance, fund-raising, human capital, systems and operations, technology, public relations and the law, and they are willing share their knowledge in these areas when needed by others.

Here we highlight just a few of the associates in our network:

Stanley Burrows

Stan Burrows has managed software engineering organizations for internet startups, served as chief information officer for large technology groups, and has consulted to organizations as diverse as the World Bank Group and the Executive Office of Health and Human Services in the Commonwealth of Massachusetts. He has worked full time for the Oracle Corporation as a Software Engineering Manager and for the Microsoft Corporation as a Senior Technical Account Manager. More recently he has worked as a Business Intelligence Management Consultant and as a Senior Program Manager for the Commonwealth of Massachusetts.

A graduate of Boston University and Harvard’s Kennedy School of Government, Stan is a lifelong Cambridge Massachusetts resident and an experienced management consultant who continues to advise large and small nonprofit enterprises as well as corporate and government officials.

Full bio

Robert de Groot

Robert de Groot enjoys the dynamics of turnaround and business transformation. He transitioned from working for leading international consumer brands and retail to (interim) leadership and advisory roles in nonprofit and social enterprises. He believes that frequent changes of cultural settings has helped him become a more adaptable leader with a deeper understanding of human behavior during change.

Most recently Robert served as interim Chief Executive Officer with Humanitas, a leading Dutch human services nonprofit with an annual income of $35 million, 27,000 volunteers and 350 paid staff. He executed a highly successful transformation taking Humanitas to two consecutive years of positive contribution, after five years of operational losses. He implemented an organizational redesign and worked with stakeholders to change the pricing model, significantly reduce costs and design a new strategy process.

Robert was born in Amsterdam and had was educated in both Belgium and The Netherlands. He holds a bachelor’s degree in business administration and further executive education in change management and nonprofit leadership. He worked and lived in many European countries before relocating to Boston.

Full bio

Michael Halperson

Mike Halperson is a seasoned, experienced, flexible leader. His style is highly collaborative and inclusive and he has demonstrated the ability to manage teams through challenging transitions with highly satisfactory outcomes, some of which were complete turnarounds.

His experiences include Interim CEO of a Greater Boston medical academic-detailing nonprofit, Interim Managing Director of a for-profit software company, Chair of the Board of Directors of a multi-hospital healthcare system, and President of a suburban nonprofit nursing/home care agency. He has also served on many nonprofit and for-profit boards including the Boston Symphony Orchestra, Boston Ballet, New England Conservatory of Music, Kryptonite Corporation, Massachusetts Cultural Facilities Fund, Business Products Industry Association, Norwood Hospital and Cape Cod Sea Camps.

Mike has hands-on experience in Human Resources, Industrial Relations, Manufacturing, Sales, Marketing, Planning, and General Management with profit-and-loss responsibility. He studied at Union College (Schenectady, NY), University of Massachusetts Amherst and the University of Denver. He was also a commissioned officer in the United States Air Force.

Full bio

Stephen Robbins

Stephen Robbins’s experience incorporates financial, administrative, operational, and leadership responsibilities in both non-profit and for-profit organizations. The settings include urban/suburban, private, government, local/statewide, and union/non-union sites. He led local non-profits in areas of health, behavioral health, human services, and special education.

In for-profit settings, most recently he was a Finance Director and a member of the Senior Management Team at the CT site for Beacon Health Options, a private behavioral health management company. He led the strategic planning and management of the site’s $25M budget. His collaborative style of listening to staff and customers of diverse disciplines and backgrounds to formulate improvement plans led to positive gains. His finance assignments in CT, MA, and NJ include leading start-ups, managing established programs, and facilitating site closures.

Stephen is a member of the Board of Directors for the non-profit Cooperative Metropolitan Ministries,  Boston area’s oldest interfaith social justice network. He received a BS in Accounting from Bentley University and an MBA with a concentration in Health Care Management from  Northeastern University.

Full bio

Stephen Schaffer

Steve Schaffer is a senior executive with high level skills in strategic planning, program development, fundraising strategy and Board and community relations. With strong operational, financial and program management expertise he is a team builder, motivator and spokesperson. He most recently served as Interim Executive Director for the New Hampshire Humane Society.

As an Executive Director, he grew one small local organization into a dominant regional entity with sites in multiple cities with a reputation for innovation and quality care. As Chief Operating Officer of a nationally known research and service organization, he modernized operations, and implemented new services and subsequently, as Interim President, launched the organization on its new strategic direction.

Steve earned a Bachelor’s degree from Cornell and an MSW from Boston University and now works with his nonprofit clients to strengthen executive – Board and executive – staff relationships, clarify their mission / vision / strategy, and ensure that operational management is aligned with strategy.

Full bio

Martha Walz

Marty Walz has a distinguished record of accomplishment in the nonprofit, corporate, and government sectors, which allows her to draw on the strengths of each when working with her clients. She provides executive level support to organizations of all sizes, and her work includes project management, strategic planning, fundraising, communications and advocacy, board development, and interim leadership roles.

Marty served as the President and Chief Executive Officer of Planned Parenthood League of Massachusetts and held leadership positions at Jumpstart for Young Children and the Boston Public Schools. A former State Representative who represented the 8th Suffolk District for 8 years, she has served on numerous nonprofit governance and advisory boards including the Charles River Water Quality Commission, the Advisory Council of the Massachusetts Department of Early Education and Care, the Kingsley Montessori School, and the Women’s Lunch Place.

Marty holds a J.D from New York University, a Masters in Public Administration from the Harvard Kennedy School of Government, and a B.A. from Colgate University.

Full bio

Theodore Wilson

Ted Wilson has spent over 45 years working in various leadership capacities in child-serving, mid-sized nonprofit organizations. Following a tour of duty as a naval officer, Ted began working in a church-sponsored residential treatment center in Maryland that launched a career in child-related services. He has held management positions in child care agencies, independent schools, and residential children’s programs in several states which led him to become Executive Director of the Veterans of Foreign Wars’ National Home for Children (Michigan) and ultimately CEO of a diverse consortium of private schools based in Arlington, MA called Schools for Children, Inc. Ted most recently served as Interim Executive Director of the Margaret Fuller Neighborhood House.

Ted served as the elected president of a Michigan school board, served as a trustee for the Cambridge Montessori School, and, for many years, was a board member for a trade association supporting Massachusetts’ special education schools. His areas of expertise include governance/board development, organizational design, development/fundraising, leadership coaching and interim management support.

Ted has an undergraduate degree from Yale University and postgraduate degrees (M.Ed. and Ph.D) from the University of Maryland’s College of Education.

Full bio