• Aberdeenshire Council Harbours
• Arbroath Harbour
• Argyll & Bute Council Harbours
• Ardersier Port Authority
• Associated British Ports
• Calmac Harbours
• Clydebank
• Comhairlie nan Eilean Siar
• Dumfries & Galloway Council Harbours
• Eyemouth Harbour
• Fairlie Quay
• Forth Ports Ltd
• Fraserburgh Harbour
• Girvan Harbour
• Highland Harbours
• Holy Loch Port
• Inverkeithing
• Kishorn Port
• Lerwick Port Authority
• Loch Ryan
• Lossiemouth
• Mallaig Harbour Authority
• Montrose Port Authority
• Moray Harbours
• Port of Nigg
• Northern Lighthouse Board
• Orkney Islands Council
• Peelports Clydeport
• Peterhead Port Authority
• Perth Harbour
• Port of Aberdeen
• Port Babcock Rosyth
• Port of Berwick
• Port of Cromarty Firth
• Port of Nigg
• Port of Inverness
• Scottish Canals
• Scrabster Harbour Trust
• Shetland Islands Council
• Stornoway Port Authority
• Tarbert Harbour Authority
• Tobermory Harbour
• Whitehills Harbour
• Wick Harbour