Sydney Harbour Kayaks - Offers tuition and training or guides for kayaking from two locations on the harbour. Also provides ocean tours and DIY services for experienced paddlers. - http://www.sydneyharbourkayaks.com.au
Two River Adventures - Offers multi day canoe camp trips in the Kangaroo Valley area. Flat water canoe instruction. School trips a specality. - http://www.2riveradventures.com.au
New South Wales Sea Kayak Club - The NSWSKC consists of over 240 paddlers spread primarily through NSW and the ACT, with a smattering of members worldwide. - http://www.nswseakayaker.asn.au/