Meet our Va’ad Member Council

We are all grateful to the Tamid Council members, trustees and advisors for dedicating their time, energy, and resources as representatives of our community. Todah Rabbah, thank you for the love and care you bring to Tamid.


Robb Tretter, Council Chair and Legal Advisor
Robb is a corporate lawyer at Ropes and Gray, who advises private investment firms, corporations and financial institutions on mergers and acquisitions, private equity investments, financing arrangements, securities law compliance, and reorganizations in the U.S. and abroad. Robb and his Elizabeth and three children, Stella, Lola and Reese live in Lower Manhattan.

Alla LibermanAlla Liberman, Finance and Budget 
Alla is a portfolio manager at Brevan Howard, a global alternative asset management fund. She holds a B.S in Finance and Economics from The Stern School at NYU, from where she graduated as a Valedictorian.  Born in Ukraine, Alla has been living in New York for over 20 years and currently lives in Tribeca with her husband and their three daughters

Jeffry Powell, Governance
Jeffry Powell is a leading expert in Board Governance. He has advised thousands of companies across industries, including banking, energy, higher education and health care on how secure, electronic access to board materials can improve organizational effectiveness and governance. In addition to more than 15 years of sales experience, Jeffry also worked for 12 years as a founder, board member and officer of a commercial translation agency.

Jamie ProppJamie Propp, Secretary
Jamie has worked in the music industry as an independent producer, manager, and new media pioneer helping to build Jive Record’s New Media department. He has invested in entertainment, technology, fashion and finance start ups and runs TechMenity. Jamie lives with his wife Emily and their three daughters in Battery Park City.


We are currently seeking to welcome two new members to our Va’ad Council and we invite you to read this letter to learn more about how you can contribute to Tamid. Thank you.