Blue Planet Divers of Wilmington, Delaware, is staffed by instructors who are all highly experienced in underwater specialties. Their courses are limited in size so instructor-student ratios are never less than 1-4. Instruction moves at your pace and comfort level, and classroom sessions are supported by multi-media presentations and hands on demonstrations. Their site also lists the equipment brands they carry, as well as info on servicing and more.
Delaware Diehard Divers , based in Wilmington, Delaware, hosts weekly dives to local spots in the Chesapeake, Maryland and Delaware areas. They hold monthly meetings to discuss safety, share experiences and plan trips, including their annual excursion to North Carolina.
Surface Interval Dive Charters runs Mid-Atlantic wreck diving charters out of Indian River Inlet, Delaware. Their web page includes information on the boat, upcoming charter schedule and reservation policies, description of wreck dive sites in the area, local dive shops, accommodations, and more.