ACG New York Inc., the leading association in New York for middle-market dealmaking professionals, announced the appointment of four new board members and creation of a new vice president-international position. 

The new board members are David Acharya, partner, Ascend Global Investments; David Hellier, partner, Bertram Capital; Michael D. Schwamm, partner, Duane Morris; and Jonathan Flaks, leadership coach, Jonathan Flaks Coaching Associates, Inc.   

The board appointed Tanya Marvin-Horowitz to fill the new position of vice president-international. 

The board appointments are for three-year terms and are effective as of Sept. 1, 2013.  Flaks, who is based in Dobbs Ferry, NY, is the organization's vice president for Westchester programming.  He and Marvin-Horowitz are members of ACG New York's operating committee.

ACG New York also reappointed its chairman, president, secretary and treasurer to an additional one-year term.  They are, respectively, Stephen V. Prostor, a director, senior credit officer and head of loan syndications at Citi Private Bank; Martin Okner, managing director, SHM Corporate Navigators; Michael Kliegman, partner, PricewaterhouseCoopers LLP; and Maureen McCarthy, principal, Law Offices of M.W. McCarthy. 

ACG New York, Inc., the founding chapter of The Association for Corporate Growth, is the leading membership organization in New York that facilitates relationship building and focused education for middle market deal-making professionals.