Bardon Aggregates	www.aggregate-uk.com
Boston Shipping	www.bostonmarine.co.uk
British Ports Association (BPA)	www.britishports.org.uk
Cattedown Wharves	www.james-fisher.co.uk
Howard Marine	www.howardmarine.co.uk
Maritime Plymouth	www.maritimeplymouth.co.uk
Mount Batten Centre	www.mount-batten-centre.com
Plymouth City Council (PCC )	www.plymouth.gov.uk
Plymouth Yacht Haven Marina	www.yachthavens.com
Port of PlymouthSailing Assoc.  (PPSA)	www.ppsa.org.uk
Queen Anne's Battery Marina	www.marinas.co.uk
Queen's Harbour Master - Plymouth	www.qhmplymouth.org.uk
Royal Yachting Association	www.rya.org.uk
Sutton Harbour Company Ltd.	www.sutton-harbour.co.uk
Tamar Estuaries Consultative Forum (TECF)	www.plymouth.gov.uk/tecf
WD Tamlyn & Co. (Denholm Barwil)	http://www.denholm-barwil.com/port_offices/plymouth.htm
Coastguard Safety Scheme for Pleasure Craft	www.mcga.gov.uk/cg66
UK Hydrographic Office  - UKHO	www.ukho.gov.uk