SDI Try Scuba Experience
A calm first scuba session for people who want to try diving before committing to full certification.
View courseSDI Open Water Scuba Diver
The core certification for new divers, designed around calm progression, real ocean confidence, and small-group coaching.
View courseSDI Advanced Adventure Diver
A practical next step for certified divers who want navigation, deeper profiles, and better control in Sydney conditions.
View courseSDI Rescue Diver
Scenario-driven rescue training for divers who want stronger awareness, better incident response, and calmer leadership.
View courseSDI Nitrox Diver
Learn oxygen exposure planning, cylinder analysis, and practical nitrox procedures for longer no-decompression planning.
View courseSDI Deep Diver
A controlled deep-diving specialty focused on gas planning, narcosis awareness, descent control, and team discipline.
View courseSDI Specialty Courses
Choose a practical specialty such as buoyancy, navigation, night diving, boat diving, or DSMB deployment.
View courseSDI Divemaster
A mentored leadership pathway for divers ready to assist courses, guide certified divers, and run safer dive days.
View courseTDI Intro to Tech
A compact TDI pathway for divers curious about trim, propulsion, equipment configuration, and technical discipline.
View course