Join Our Team
Principals
Mark Oppenheim has a 30-year organizational consulting and search track record that includes managing transformation service groups for the Child Welfare Administration of New York City, Ernst & Young, Price Waterhouse, Oppenheim CMP, and the Oracle Corporation. Mark’s nonprofit clients have included performing and visual arts organizations, government entities, foundations, think tanks, institutions of higher education, social justice, environment, health, human services and social entrepreneurship organizations. He holds a BA with honors from Brandeis University and an MBA from New York University.
Lisa Grossman joined m/Oppenheim Associates in 2006 after a career in executive search at Heidrick & Struggles where she served investment banking, private equity, and venture capital clients. In 1997 she started her own firm serving a broad range of internet start-up and Fortune 500 companies. Since joining m/Oppenheim Associates, Lisa has conducted searches in the areas of arts and culture, social justice and human services, education, health, global development, and for foundations, spanning a variety of executive, development, finance and programmatic roles.
Michael Pratt joined m/Oppenheim Associates in 2012. After earning an M.A. and Ph.D. from Harvard University, he taught at St. Stephen’s and St. Agnes School and at Marymount University. Additionally, he served as a Program Officer at the National Endowment for the Humanities, where he oversaw education and research grants. Michael later served as Academic Dean at Menlo School and Head of Brentwood School. Michael is currently completing a book that recounts his son’s struggle with alcoholism and how that experience led Michael to develop a humane approach to student alcohol and substance abuse.
Dave Santore is a veteran executive search consultant with over three decades of experience recruiting nonprofit and corporate leaders across the US. Dave joined m/Oppenheim to specialize in nonprofit sector executive search. He is a valued consultant to boards and search committees and has completed executive search engagements for Habitat for Humanity, Hope Through Housing, National Community Renaissance, Boys and Girls Clubs, Child Abuse Prevention Center, Wu Yee Children’s Services, the US Olympic Organizing Committee, the Wooden Floor, Translational Genomics Research Institute, The Corps Network, St. Luke’s Health Initiatives, Westmark School, and many others. Prior to executive search Dave earned a BS Biology with a Chemistry minor, and worked for IBM as a Systems Engineer.
Matthew Holgerson joined m/Oppenheim Associates as a Search Associate, having previously worked at the Nelson-Atkins Museum of Art in Kansas City, where he assisted the Director and COO in the strategic planning process and in numerous curatorial projects related to exhibitions and acquisitions. He previously served as a contractor and USA-Nicaraguan government liaison in matters of land use and community relations, and served in a cryptography program with the US Navy. He holds a BA with honors from the University of Kansas in Classical Antiquity and Art History, and an MA with Distinction in Art History and Art World Practice from The University of Glasgow.
INSIGHT
Stefan Ruenzel is an award-winning filmmaker from Oakland, CA, whose work spans across narrative, documentary, and experimental fields. He has worked as Director of Photography and Editor on a nationally syndicated travel show on PBS and currently works as a freelance producer and cinematographer in the Bay Area. Stefan joined m/Oppenheim Associates in 2009 as the Director and Editor of the INSIGHTvideo series.
Support
Julia Pivovarova joined m/Oppenheim in 2010 and now provides excellent support for our dynamic team. Julia brings problem solving and organizational skills to the company along with 15 years of administrative experience, eight of which was spent supporting Head Start’s T/TA Network under the Department of Health and Human Services.
Research
The Department implements tailored research methodologies and employs varied tactics to provide personalized results for each search. Research Associates rely on current functional and industrial research, specialized databases, company profiles and varied Internet tools to help identify the targeted market. This extensive resource network helps to ensure the holistic nature of every search which reflects the culture, mission and direction of the client organizations.From preliminary research to finalization, timely adherence to the collection and analysis of data is vital. Our commitment throughout the evolution of the search allows us to continually modify key criteria to obtain actionable results. Data integrity is ensured through monthly, quarterly and annual internal database maintenance reports.

