Ambient Pressure Diving Ltd.
Manufacturer of the Inspiration and Evolution rebreathers. They have an awesome online demo of their built-in rebreather computer.
Trident Diving Accessories
Complete line of diving accessories.
Sea and Sea Photography
Manufacturer of underwater photography equipment.
Drysuits and accessories, BCDs, divewear, and weight systems.
Suunto Finland, manufacturer of dive computers and accessories.
Ikelite Underwater Systems
Manufacturer of underwater photography and videography equipment.
Exposure suit and accessory manufacturer.
The Wisconsin Underwater Archaeology Association
For those interested in the history, preservation, and study of Wisconsin's underwater heritage.
Ghost Ships Festival Website
Films, workshops, and seminars dedicated to Great Lakes Shipwrecks and maritime history.
Local dive club information. New members are always welcome!