Divemaster Course in Denver

Cutting Edge Divemaster Course

Are you interested in becoming a diving professional with the skills, knowledge and experience to lead, supervise and teach others how to be safe and comfortable underwater?  If so, our A-1 Divemaster program is just what you’re looking for.

The combination of our highly qualified Instructor Trainer team, SSI educational materials, amazing facility and 60 years of experience teaching thousands of eager divers, will assure you’re receiving the very best Divemaster Course there is to offer.   Yes, pretty bold, but our results speak loudly and proudly.

The A-1 Divemaster Course is comprised of two SSI courses:  Dive Guide and the Science of Diving Specialty.  Read on to see all the exciting details about these courses.

Please Note:  Those wishing to be active Divemasters at A-1 will be invited to participate in a separate and unique mentorship opportunity comprised of hands-on experience at A-1 and the Denver Downtown Aquarium. 

A-1 Divemaster Course


During this course, your personal diving skills will be sharpened to near perfection while you learn the techniques of organization and the supervision of student divers before, during, and after the dive.  The combination of thought-provoking active learning sessions, self-study, skills training, stamina exercises, problem-solving techniques, and evaluations in our swimming pool will prepare you for the leadership level you’re striving to attain.  It’s a serious course designed for the serious diver.


Click to read prerequisites
  • Minimum age: 15 years old. (Must be 18 years old to work as an active status Professional Dive Guide and Divemaster)
  • Must have completed the Advanced Adventurer program or higher, or hold an equivalent rating from a recognized agency.
  • Have the SSI Diver Stress and Rescue certification or equivalent.
  • Logged at least 40 open water dives totaling 25 hours or more.
  • Have completed the following specialty programs or provide proof of experience by showing a minimum of five (5) logged experience dives in each of the following areas: Navigation, Night/Limited Visibility and Deep Diving
  • Have a personal MySSI account and MID registration number.
  • Complete and submit various important documents. These will be discussed during the orientation session.
  • Current First Aid and CPR certification
  • Current Oxygen provider certification
    Note:  Our DAN DEMP course includes CPR, First Aid, Oxygen, Hazardous Marine Life Injuries and Neurological Assessment 

What You’ll Learn

Click here to read what you'll learn

There are six separate sessions in the A-1 Divemaster (Dive Guide and Science of Diving) Course.

  • Orientation session – Introductions, course overview, documentation requirements and establishing a schedule
  • Academic Classroom Presentations
    • What is a Dive Guide
    • Preparing for the dive
    • Conducting the dive
    • Diving emergencies
    • Snorkeling workshop
    • Science of Diving (review only)
    • Dive Guide and Science of Diving exams
  • Pool Sessions
    • Skills development workshops
    • Water fitness evaluation
    • Practical skills evaluation sessions
    • Practical applications sessions including:  Dive Briefing, Deep & Night Diving, Dive Guide Evaluation
    • Diver Stress and Rescue workshop and skills evaluation

PLEASE NOTE:  Those wishing to be active Divemasters at A-1 will be invited to participate in the A-1 Mentorship Program.  This is where the rubber hits the road.  This unique program will be discussed during the Divemaster Course.

Certified Divemasters Are Authorized To

Click here to read the Divemaster Privileges

Those who complete the Dive Guide and Science of Diving courses, and purchase Professional Liability insurance will be certified as DIVEMASTERS, and are authorized to:

  • Act as a Dive Guide
  • Be a Certified Assistant for all SSI Recreational Courses
  • Assist with OW Training Dives by guiding excursion dives
  • Conduct local diving
  • Conduct non-diving activities
  • Qualify as a Training Specialist for the SSI Specialty Programs including:
    • Marine Ecology
    • Sea Turtle Ecology
    • Shark Ecology
    • Fish Identification
    • Coral Identification
  • Enroll in the Instructor Training Course (Assistant Instructor and Open Water Instructor)

Necessary Equipment

Click here to see the required equipment

You’ll need to provide your own:

Mask, Snorkel, Fins, BCD, Low Pressure Inflator, Regulator, Alternate Air Source, SPG, Weight System, Compass, Emergency Signaling Devices, Slates, Exposure Suit, Timing Device, Depth Gauge and Divers Tool.

Tanks and Weights will be provided.


Have you ever wondered why colors disappear as you dive deeper or been curious to know what the effects of air and water temperature are on your tank pressure?  Why does a ship float and a rock sink?  How can you learn to relax underwater and extend your diving time?  These, and so many more questions, will be answered during this self-study course.

The training provided in the SSI Science of Diving program increases your understanding of these topics, and provides you with additional information about decompression theory, and the components of your Total Diving System and various accessories.

Our goal is to improve your knowledge of the aquatic environment and the sport of recreational scuba diving, and to ensure that you enjoy every aspect of your diving experience.


Click to read prerequisites
  • Minimum age: 10 years old.
  • Be an SSI Referral Diver or higher, or hold an equivalent certification from another recognized certification agency.

What You’ll Learn

Click here to read what you'll learn

This is predominantly a self-study course.  You’ll read your SSI digital online manual and answer questions pertaining to the reading material at the end of each section.  During the scheduled learning session A-1, your instructor will review key components of the course and answer questions.  Then your instructor will administer a 100 question final exam.

There are five course sections:

  1. Physics
  2. Physiology
  3. Decompression Theory
  4. Components of the Total Diving System and Accessory Equipment
  5. The Aquatic Environment

Inclusions and Exclusions

Click here to read the Inclusions and Exclusions


  • SSI Dive Guide e-Kit
  • Buddy team log slate (Dive Briefing/Buddy Team
  • Science of Diving Specialty e-Kit
  • Classroom learning sessions
  • Pool training dives
  • Use of tanks and weights in the pool
  • Session review of the Science of Diving Specialty and Exam


  • SSI Pro registration fee (currently $70 to be paid to SSI)
  • Personal diving equipment
  • Professional Liability Insurance
  • CPR, First Aid and Oxygen certifications
    NOTE:  Our DAN DEMP course includes:  Oxygen, CPR & First Aid, Hazardous Marine Life Injuries and Neurological Assessment)
  • Park entrance fee/facility entry fees, equipment rental, aquarium dives

Makeup sessions can be difficult to schedule and are costly, so please attend all scheduled sessions

Orientation Dates

  • Divemaster orientation – October 3 at 6pm

PLEASE NOTE:  NO fee is required to attend the orientation but you must call (303) 789-2450 and ask for Dan or Mitzi to register you for the orientation.   The orientation includes an overview of the course, Q&A  and discussion of the course schedule

Course Fee (Dive Guide and Science of Diving)

Divemaster Course
Gain the skills, knowledge and experience to lead, supervise and teach others how to be safe and comfortable underwater.


  • Once you begin using the e-Kits there is no refund
  • Should you cancel or transfer FOR ANY REASON less than 48 hours before the starting date of the course, all course fees will be forfeited
  • Should you transfer less than seven days but more than 48 hours before the starting date of the class, there will be a $75 transfer/cancellation fee