Ian C Darley

Naval Architect and Maritime Consultant

Ian-Darley-logo1
Ian-Darley-logo1

Ian C Darley

Naval Architect and Maritime Consultant

Pearl of London (Conversion 2018)

2010s - Pearl of London (Conversion 2018)

Converted from the ex. Gosport Queen in 2018, the Pearl of London is owned and operated by London Party Boats on the river Thames.

DC02 (2010)

2010s - DC02 (2010)

Built for KD Marine in 2010, DC01 and DC02 were constructed as dive support craft, or daughter craft, for operations in hazardous environments around north Sea oil rigs and similar offshore platforms. As will be noted from the photograph they have been employed on contracts away from the north Sea.

Sylvies Joy (2012)

2010s - Sylvies Joy (2012)

Built in 2012 for Don Thompson chairman of the Jersey Fisherman’s Association, sold in 2017 to ruaridh Macleod and now operating from Barra.

Ebbsfleet I (2018)

2010s - Ebbsfleet I (2018)

Built 2018 by Ebbsfleet Marine and sold to an unspecified fish farm in Scotland; it is a road transportable multipurpose vessel.

2010s - Kilmourne (Refit 2012 and 2022)

2010s - Kilmourne (Refit 2012 and 2022)

Owned by the northern ireland Fisheries Harbour Authority the ‘Kilmourne’ was built in 1986. A major rebuild was undertaken in 2012 when the vessel was shortened to under 24 metres, new propulsion and auxiliary machinery installed plus other structural repairs, in 2022 much of the bottom plating was renewed and the stability data updated.

Pearl of London (Conversion 2018)

2010s - Pearl of London (Conversion 2018)

Converted from the ex. Gosport Queen in 2018, the Pearl of London is owned and operated by London Party Boats on the river Thames.

DC02 (2010)

2010s - DC02 (2010)

Built for KD Marine in 2010, DC01 and DC02 were constructed as dive support craft, or daughter craft, for operations in hazardous environments around north Sea oil rigs and similar offshore platforms. As will be noted from the photograph they have been employed on contracts away from the north Sea.

Sylvies Joy (2012)

2010s - Sylvies Joy (2012)

Built in 2012 for Don Thompson chairman of the Jersey Fisherman’s Association, sold in 2017 to ruaridh Macleod and now operating from Barra.

Ebbsfleet I (2018)

2010s - Ebbsfleet I (2018)

Built 2018 by Ebbsfleet Marine and sold to an unspecified fish farm in Scotland; it is a road transportable multipurpose vessel.

2010s - Kilmourne (Refit 2012 and 2022)

2010s - Kilmourne (Refit 2012 and 2022)

Owned by the northern ireland Fisheries Harbour Authority the ‘Kilmourne’ was built in 1986. A major rebuild was undertaken in 2012 when the vessel was shortened to under 24 metres, new propulsion and auxiliary machinery installed plus other structural repairs, in 2022 much of the bottom plating was renewed and the stability data updated.

Ian C Darley
Ian has almost 50 years experience and has developed an extensive portfolio of maritime craft covering all aspects of the marine industry from multi-purpose work vessels, tugs, passenger craft to patrol boats and fishing vessels. In addition to design, Ian’s expertise includes; re-powering and refit support, arbitration, stability investigations, inclining experiments and stability books and structural and machinery surveys.

H2NA Limited
H2nA Limited was founded in 2014 by James Hare and Phil Henderson on the principle of providing high quality naval Architecture and Marine Consultancy.

James, is a Chartered naval Architect having over 35 years experience with the UK Ministry of Defence, during which he was head naval Architect for the royal Fleet Auxiliary (rFA). This has provided James with a detailed understanding of vessel management, statutory and regulatory certification, the production of stability information books and technical specifications.

Phil is also an enthusiastic Chartered naval Architect with over 20 years experience. Phil has specialist knowledge in stability requirements, Lloyd’s structural strength calculations, production of stability models, vessel survey and inclining experiments.

A selection of new builds and conversions over the decades are shown at the top of each page.

Enquiries can be addressed to either Ian Darley or H2nA at the contact addresses shown on the Contact page. We look forward to hearing from you.

Ian Darley MRINA I.ENG.
18 Little Woodfalls Drive
Woodfalls
Salisbury
SP5 2NN
United Kingdom