BREATHWORK ∙ FREEDIVING ∙ UNFORGETTABLE EXPERIENCES
Freediving Courses in Colorado and Guided Coastal Expeditions
Connecting people to the aquatic world, one breath at a time.
Reduce Stress
Breath and water calm the nervous system — less cortisol, more clarity.
Improve Safety
Learn the physiology and protocols that make time underwater safe.
Connect with Nature
Move through the ocean quietly for closer and more ethical wildlife encounters.
Our mission is to help people develop confidence, awareness, and a connection to the environment through breathwork, freediving, and unforgettable experiences in the water.
Time spent in water raises dopamine, serotonin, and oxytocin while lowering cortisol — less stress, more creativity, better emotional health. Diving on breath-hold sharpens body awareness and opens the door to calmer, safer, more connected time in the ocean.
FREEDIVING COURSES
Learn to dive on a single breath
Freediving—the art of diving on a single breath—builds mindfulness, body awareness, and a strong connection to the water.
Drew’s progressive courses combine safety, education, and adventure for all experience levels. Join a course to discover your potential and the beauty of the underwater world, one breath at a time.
“A journey that started in a pool in Colorado has given me a new way to explore the world.”
Jim B · Student
MEET YOUR INSTRUCTOR
Drew Herrick
Founder and lead instructor, with 15+ years in the dive industry and teaching freediving since 2016. Drew draws on a background in Adventure Education to create a safe space for people to grow — as divers, and as advocates for the ocean.
AIDA Master Instructor
Competition Safety Diver
76m (250ft) Deepest Dive
Oxygen Advantage Breathwork Instructor
6:22 Breath Hold
Published Underwater Photographer
TRIPS & EXPEDITIONS
Once in a lifetime travel, with One Breath Adventures
Our expeditions are carefully curated to highlight the natural beauty, ecosystems, and cultural richness of our destinations. With intentionally small groups, we emphasize safety, sustainability, and genuine connection.
Whether you’re advancing your freediving skills or discovering the ocean for the first time, our trips offer an unforgettable way to explore the world—one breath at a time.
Explore Upcoming Trips
Catalina Island
Alaska
Dominica
“His dive trips perfectly balance challenging training sessions with relaxation and fun — some of the best, most memorable experiences of my life.”
JinYoung B · Trip guest
WHAT CLIENTS SAY
From first breath to deep water
"Drew completely transformed my perception of freediving—I went from fearing the ocean to being deeply curious and connected to it. Now, I can hold my breath up to four minutes, surpassing my expectations, and the experience gave me a profound, almost magical relationship with the water. Drew’s professionalism ensured I felt safe at every step, and I’d recommend his courses to anyone seeking a knowledgeable, supportive guide to unlock their potential underwater."
CHRIS W
"Drew is a fantastic freediving instructor! He is super knowledgeable about all aspects of the sport and teaches about the physiology of freediving, proper technique, and safety protocols. He's also a competitive freediver and is a great coach!"
ASHLEIGH B
"I cannot recommend freediving with Drew highly enough! He is a skilled and patient instructor, meeting each student exactly where they are, whether that’s at 3 meters or 30. His passion for the ocean and for this sport is contagious. Freediving has unlocked new understandings of myself and my nervous system that I could never have expected, and I’m deeply grateful for Drew’s support during this journey!"
SARA R