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HMU Team

Harbour Master Upper - Mark Towens

Mark heads the team in the Upper District including Richmond Lock and Weir.  He also looks after:
  • New business and infrastructure projects.
  • External relations and liaison with other organisations.
  • River works licensing.
  • Emergency management.

Deputy Harbour Master Upper (1) - Sarah Macleod

Sarah provides the department lead for passenger vessel and freight operations. Also responsible for:

  • New operations.
  • Navigation risk assessments and passage planning.
  • PLA LKE examinations.
  • Enforcement.
  • PV ops code.

Deputy Harbour Master Upper (2) - Josh Rylah

Josh leads Cruise ship bookings and organises the Harbour Service Middle district. Josh also looks after:

  • Event management; including the Boat Race.
  • Filming licences.
  • PLA LKE examinations.
  • Bridge inspections and minor bridge works.
  • Moorings and Navigation Aids.

Assistant Harbour Master Recreation  - Darren Knight


Darren provides the lead on recreational activities between Teddington and Crossness and organises the Harbour Service upper district. He also looks after:

  • River works licensing and infrastructure projects above Putney Bridge.
  • Events management above Putney Bridge; except the Boat Race.
  • The Rowing, Kayaking and Stand Up Paddle Boarding Codes.
  • Incident investigations involving recreational vessels in liaison with DHM(1).

How to contact the Upper District Team:

Call: +44 (0)20 7743 7909

Write: Pinnacle House, 23-26 St Dunstan’s Hill, London, EC3R 8HN Office location map

Online: use this Enquiry Form

On the launches

To meet our launch skippers in the Upper District click here.