DV Diving was established in 1991 and offers both recreational and commercial services. Please use the tabs on the left to find the information you are looking for. Learn to SCUBA dive with DV Diving. We are a PADI Five Star IDC Dive Centre, TDI Facility, RYA Power Boat Training Centre and HSE recognised commercial scuba and First Aid assessment centre based at Strangford Lough, County Down, Northern Ireland. We offer courses to suit the complete beginner through to instructor development for the most experienced professionals. Our commercial diving activities include search and recovery, sea bed and structural surveys and support to the renewable energy, fish farm and media industries to name but a few