Divemaster Instructor (DMI) is the next instructor level after Advanced Open Water Instructor (AOWI). In addition to the duties performed by an active status Advanced Open Water Instructor, active status Divemaster Instructors may conduct the Divemaster Crossover program for candidates from other recognized scuba training agencies and/or enroll in a Dive Control Specialist Instructor program.
| Minimum Age: | 18 |
| Certification Prerequisites: | Advanced Open Water Instructor certification Science of Diving Instructor certification |