William F. Harnisch, CFA

President & Chief Executive Officer

Mr. William Harnisch is the Chief Investment Strategist at Peconic Partners, managing all aspects of the firm's investment process.  Mr. Harnisch began his career at Chase Manhattan Bank in 1968 (later known as Chase Investors Management), where he was Vice-President responsible for Special Equity Investments.  He joined Forstmann-Leff Associates (FLA) in 1978 when the business managed $300 million.  He began managing FLA in 1984, eventually managing assets of over $5 billion, and became the majority shareholder in 1989. With a strong history in absolute return, FLA entered the hedge fund business in 1986.  The long-only business was sold in 1997, and Mr. Harnisch left FLA at the end of 2004 to form Peconic Partners and concentrate on the hedged product.

Mr. Harnisch has a B.B.A. from Baruch College of the City University of New York and took M.B.A. courses at New York University.  He was awarded a Chartered Financial Analyst designation in 1977.  He is a member of the New York Society of Security Analysts, the CFA Institute, the National Association of Investment Analysts, the New York Academy of Sciences, the World Presidents Organization, and the Chief Executive Organization.  His opinions on markets and stock selection have appeared in the Wall Street Journal, Barron’s, The New York Times, Business Week, Bloomberg News, and among many other international publications.

Mr. Harnisch is active philanthropically in many charities in Long Island, Nashville, and New York City.  He manages the William F. Harnisch Foundation and is a member of the Baruch College Fund board.

Wook Lee

Chief Operating Officer

Wook joined Peconic Partners in December of 2004. Prior to his appointment as Chief Operating Officer, Wook functioned as Chief Technology Officer responsible for designing, building and implementing all aspects of Peconic’s technology infrastructure including all accounting, trading and clearing platforms and overseeing the daily operations of the IT department. From 2000 to 2004 Wook served as Vice President and Senior Engineer for ForstmannLeff Associates, heading up trading and clearing technologies.

Wook majored in Computer Science at University of Massachusetts Boston and Information Technology at Northeastern University.  He is a member of the Chief Information Officer Executive Council, Chief Security Officer Association, and Institute of Electrical and Electronics Engineers.

Richard H. Adelaar, CFA

Executive Vice President

Mr. Richard Adelaar is the Executive Vice President and a senior member of our investment management team.  Mr. Adelaar began his career as a Security Analyst at Chase Investors, where he specialized in the energy, communication, and utility sectors from 1963 to 1978.  From 1978 to 1981, he was a Vice President at Chase Investors Management Corporation, New York, where he managed special equity investments. Mr. Adelaar joined Peconic Partners’ predecessor firm in 1981 as a Portfolio Manager and Research Analyst.  He was an Executive Vice President and member of the Investment Policy Committee of Forstmann-Leff Associates, LLC from 1997 until 2001.  He came to Peconic Partners with William Harnisch in 2004.


Mr. Adelaar earned an M.B.A. from New York University Graduate School as well as a B.A. from New York University. He is a member of the New York Society of Security Analysts, the CFA Institute, the National Association of Petroleum Investment Analysts, the American Gas Association, and the Communication Technology Analysts Association.

Our leadership team supports a group of dedicated industry specialists, who work synergistically across sectors for idea generation and are versed in fundamental, quantitative, and technical analyses.

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