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Leeham Clients

Most of our work and Client list is confidential. Here is a partial Client list.

boeing 40
  • Atlas Air
  • Aviation Capital Group
  • B/E Aerospace
  • Coleman Research
  • GLG Research
  • Guidepoint Global
  • Intrepid Aviation
  • JetWorks Leasing
  • Midway Airlines
  • Muse Air
  • Pegasus Aviation
  • Precision Conversions
  • Puget Sound Regional Council
  • Renton City Airport
  • SkyWorks Capital
  • SkyWorks Leasing
  • Sunworld International Airways
  • Teal Group
  • Unidentified Hedge Fund
  • Unidentified Financial Services Company
  • Unidentified International Aerospace Companies
  • Unidentified Investment Banks
  • Unidentified Lessors
  • Washington State Departement of Commerce


We have a long career in aviation journalism and we continue to write for professional publications, including:

  • Airfinance Journal
  • Airline Executive
  • Airline Fleet Magazine
  • Armed Forces Journal
  • Aviation and the Environment
  • Commercial Aviation Online
  • Commercial Aviation Report
  • Commercial Aviation Value Report
  • Commuter Air Flight International
  • Guest Columns in Various Media