About Me

James has worked in the City all his working life. He is Director and Head of Investment Trusts at Janus Henderson Investors and is responsible for all aspects of the business including the relationship between Janus Henderson Investors and the Boards of the managed investment trusts, service delivery, primary and secondary sales and marketing and new business development. Janus Henderson Investors is very supportive of James’ civic responsibilities and gives him time and support to complete them.

As Common Councilman for a Candlewick Ward, James serves on the following City Corporation Committees:

  • Court of Common Council
  • Planning and Transportation Committee
  • Community & Children’s Services Committee
  • Investment Committee
  • Financial Investments Board
  • Courts Sub (Policy and Resources) Committee
  • Benefices Sub (Culture, Heritage & Libraries) Committee
  • Finance Committee

James' outside appointments include Vice Chair of Governors at Queenswood School, Hatfield where he chairs the Finance Committee and the Chapel Trustees; the Council of St Paul’s Cathedral, where he also serves on the Finance, Audit and Risk Committee; and the Non-Property Investment Guidance Group of the London Diocese.


James is a Past Master of the Worshipful Company of Joiners and Ceilers, a Court Assistant of the Worshipful Company of Chartered Secretaries and Administrators, a member of the Guild of Freemen of the City of London and a number of City Ward clubs.

Contact me

If you have any queries or would like to meet me, please contact me by email:



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Promoted by Simon Longfellow of 13 Osgood Gardens, Orpington, BR6 6JU on behalf of James de Sausmarez of 201 Bishopsgate, London, EC2M 3AE