Mark L. Claster

Managing Partner
    1. Past President of Carl Marks & Co., President of Carl Marks Securities LLC and co-manager of Carl Marks Advisors.
    2. Over 35 years in providing executive management roles and serving as financial advisor for companies across a wide range of industries.
    3. Immediate past chairman, and still serves on, the Board of Trustees of Northwell Health.
  • Healthcare
  • Retail
  • Consumer Products
  • Transportation

Mark Claster serves as Managing Partner of Carl Marks Advisors, President of Carl Marks Securities LLC, and is the immediate past President of Carl Marks & Co. He brings more than 35 years of executive and leadership experience to the firm. As a key team member of the CMA’s financial and operational advisory services business, Mr. Claster has held executive management roles and served as a financial advisor for companies across a wide range of industries.

He also has an advisory role in the firm’s investment businesses and previously served as General Partner of Carl Marks’ two small business investment companies. As part of the firm’s investment committee, Mr. Claster has participated in more than 100 transactions.

While investing in Carl Marks properties over the past 20 years, Mr. Claster has also overseen numerous aspects of commercial real estate development and management, including: a major investment on the Philadelphia waterfront; the acquisition and development of several Class-A and Class-B office complexes and numerous multi-unit residential properties throughout the country; and the acquisition and development of several high-profile hotels.

Mr. Claster is the immediate past Chairman of, and still serves on, the Board of Trustees of Northwell Health, previously known as the North Shore-LIJ Health System. He also serves on various health system committees and is chair of the nominating and governance committee. Additionally, Mr. Claster is a member of the Joint Board of Overseers for the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell.

As an active member of the community, Mr. Claster has served as president of Fresh Meadow Country Club, where he led a clubhouse renovation and restoration of the club’s golf course back to the original Charles H. Alison design. In addition to his membership on nonprofit boards, Mr. Claster is a trustee of the Carl Marks Foundation. In his personal and foundation giving, youth development, health and Israel are among his top philanthropic priorities.

Mr. Claster began his career as an attorney with Olin & Philips, specializing in corporate and individual tax law and estate planning. He holds a BBA with honors from Ohio University, a JD from Hofstra University Law School and an LLM in Taxation from NYU Law School. He is registered with FINRA as a General Securities Principal.

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