GSG emboldens you to seize the opportunities of transformational change, whether you are a current or aspiring leader of an organization. Your success makes the world better for us all.

Repairing the world is her life’s work.

Nonprofit and business leaders throughout North America rely on Jill Goldenberg to achieve their organization’s boldest goals. Jill's clients and colleagues trust her coaching and expertise to propel them to be more effective. She is a passionate team builder, leverager of resources, connector, and community organizer.

Before founding Goldenberg Solutions Group in 2016, Jill enjoyed a distinguished professional career in leadership roles with several nonprofits, serving most recently as the Executive Director of the Partnership for Excellence in Jewish Education, a capacity-building organization that strengthened the sustainability of 340 Jewish independent schools throughout North America.

Jill has successfully led efforts in fund development, governance transformation, grant-making, and program strategy and implementation. She is especially skilled in creating and managing change. Schools enrolled in Generations, an endowment building program that Jill created and led, raised more than $100 million in just five years. An attorney by training, she founded the Massachusetts Legal Clinic for the Homeless while at the Lawyers Clearinghouse on Affordable Housing and Homelessness. Jill served in the role of development director and also marshaled the resources of major law firms to provide millions of dollars of pro bono legal services to homeless clients.

Jill has had the unique experience of serving in both professional and nonprofit volunteer leadership roles, including on the boards of the Jewish Democratic Council of America and the Jewish Electorate Institute, as board chair of the Jewish Community Relations Council of Greater Boston, co-chair of a successful $30 million capital campaign at the Rashi School, and as governance chair for multiple boards.

Jill lives and works in Newton, Massachusetts, and is a dedicated New England sports fan. Jill grew up in Minnesota and has been accused of being Minnesota-nice. She is a political junkie, community organizer, and diehard University of Michigan fan. She tries to practice gratitude especially when her phone doesn’t work properly. Jill wishes she was a better cook, but she gathers well.

Senior Consultant

Linda Mann Simansky

Linda Mann Simansky brings to GSG clients her years of strategic design expertise in the non-profit world. Since 2011, Linda has worked with a number of organizations focusing on a wide-range of initiatives. She served as a consultant to a consortium of agencies, including Combined Jewish Philanthropies (CJP), Gateways, and Yeshiva University’s Institute for University-School Partnership which received funding from the Jim Joseph Foundation to allocate grants to Boston day schools to grow the schools’ capacity to better address the needs of diverse learners. She was hired by The AVI CHAI Foundation and the Jewish Federation of Greater Dallas to guide a research and planning process to produce a strategic plan designed to grow Jewish early childhood and day school enrollments. She has also consulted extensively to Gateways: Access to Jewish Education, Boston, MA to conduct needs assessments, program evaluations and data analysis projects.

Linda worked for the Partnership for Excellence in Jewish Education (PEJE) from its inception in 1997 until the fall of 2011. During her tenure, she served as the Senior Program Manager for PEJE’s grant programs. In this role, she envisioned, designed, implemented, and managed over seven national grant programs for Jewish day schools across North America. The grant programs were designed to address a variety of day school needs including starting new schools, growing enrollment, head transitions, and shepherding institutions through a whole school change process. Linda’s also managed PEJE’s governance, staffed PEJE’s first major strategic planning process, established regional board development programs for day schools across North America, and facilitated PEJE’s Admission Community of Practice (CoP).

Linda has had the opportunity to serve in a number of volunteer roles. From 2005-2013 she was a member of the Solomon Schechter Day School Board of Trustees During that time, she served as VP of Governance, Nominating Committee Chair, Co-Chair Head of School Search Process, and Acting President.  She has served as the Chair of the Inclusion Committee for Kehillath Israel Synagogue in Brookline, MA, and is currently a member of the Gateways: Access to Jewish Education Board of Trustees and member of Gateways’ Strategic Planning Committee.

Linda holds an MSW from the University of Maryland School of Social Work, an MA in Jewish Studies from Baltimore Hebrew University, and a BA from the University of Georgia. Linda is married to Harold Simansky and they have three children.

SENIOR CONSULTANT

Sami Sinclair

For nearly a decade, Sami Sinclair was the Chief Advancement Officer for JCC Greater Boston. In this role, she oversaw the strategic direction, growth, and execution of the Annual Campaign, including all targeted and programmatic fundraising, and Our Campaign to Re-imagine the JCC, a comprehensive capital campaign effort that raised more than $16M during her tenure. As a member of the Senior Management Team, she played a significant role in the organization’s messaging and strategic development.

Sami joined the JCC in 2012 after six years at Combined Jewish Philanthropies, Boston’s Jewish Federation, where she served as Director of Development, Affinities, overseeing the mid-level Annual Campaign and supervising Women's Philanthropy and the Professional Network teams. Prior to moving to Boston, she was a Campaign Associate and Manager of Women's Philanthropy for the Jewish Federation of Las Vegas following a career working on political campaigns in Nevada, Oregon, and California.

Sami is a graduate of the Mandel Institute for Nonprofit Leadership’s Executive Leadership Program.  She graduated from the University of Virginia and recently spent 5 months living in Barcelona with her family. She lives in Needham, MA with her husband and three daughters.