About us

master divers team in the shop

Master Divers is one of the longest-operating PADI dive centers on Koh Tao, having first opened its doors in 1992.

You will find all the staff you meet here to be very passionate about every aspect of diving. Between us, we have a wealth of experience, diving on Koh Tao and around the world, whether as a customer, instructor, or manager.

Therefore, we have taken our ideals for the diving industry and combined them with the best aspects of those experiences and brought them together to welcome divers of any experience and age and to provide them with an unforgettable experience.

5.0
Based on 717 reviews
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Lena-Sophie O.
05:08 20 Jun 25
I did my Open Water with Joe and it was great ☺️ it was a lot of fun and when I'm back here I'll definitely come back!
kuresh N.
05:45 19 Jun 25
Amazing Dive Experience with Master Divers had gone Diving with them on 11th June and the Dive Sites Were Epic to begin with.
Plus were led by an amazing crew starting the dive with Rob and Atom who were amazing in leading the Dive and Showing Around Koh Tao’s Dive Spots
Reshmi J.
04:16 19 Jun 25
🌟🌟🌟🌟🌟
I had an amazing experience with my open water scuba diving course! Huge thanks to Dan and Alex —they were patient, professional, and made learning so much fun. I felt safe and supported the whole time. Highly recommend!
Liva M.
05:33 18 Jun 25
We were out with Ryan for two dives and had a fantastic day. Such a fun experience and great safe guidance! Highly recommend!
Alice J.
05:32 18 Jun 25
My friend and I went diving with Ryan as our instructor the other day, we had the best time! We learnt so much and saw some great things 🙂 would recommend to anyone!
Josh K.
05:56 17 Jun 25
Could not recommend these guys enough, especially Ryan who was extremely patient with me and my friends as we were first time divers and very nervous, Ryan was patient and re assuring the whole Dive and ensured we enjoyed ourselves.
Eliza H.
05:14 17 Jun 25
I did my EFR course with Chris and Joe, they made first aid surprisingly fun. I completed my Rescue Diver course with Chris and Kathryn, who were both fantastic. They explained everything clearly and took the time to make sure we felt confident with each skill. I also went on a fun dive with Joe, who was great and made the dive super enjoyable.
Fin B.
04:57 17 Jun 25
I completed my PADI, open water drive with instructor Joe he was brilliant and made you feel confident and safe the whole time. I had a brilliant time and would highly recommend
Mohamed M.
04:35 17 Jun 25
Joe was amazingly awesome! He takes the time to get you through it and helps you along the way. He got great tips and tricks. Also, his stickman drawings are hilariously educational. This is a great school to do it and to start your adventure in the sea.
Pete D.
04:35 17 Jun 25
Review from Davis's family.
Jerome and Catherine Were amazing instructors. We were able to get our advanced open water in two days. They were so helpful, have high standards, great equipment, and also made it fun. June was so so nice and figured everything out. Thanks guys!! Pete

Jerome and Catherine were very helpful and nice instructors. We went for 5 of our instruction dives and they made very fun even with the instruction part of the dives. Thank you!! Jack

Katie was Awesome!! I had a great time and the diets were great! Eric
Tess L.
06:39 13 Jun 25
I had an amazing experience doing the open water course with instructors James and Kathryn!!! They were absolute professionals and made me feel so comfortable and safe the entire time. They were both so knowledgeable and just wonderful wonderful teachers. I’d absolutely recommend Master Divers to anyone looking to dive on Koh Tao 😊
Anthony
23:47 10 Jun 25
Unfortunately, my experience wasn't 100 percent positive, as I've read in the reviews here.

Since I work in sales, I know what good advice means and that you should always be responsive to customer needs.

-Only after booking/paying for the course was I told that I would have about an hour of preparation time this evening.

-My instructor didn't take my needs into account while diving, neither with the weights nor with my breathing settings. Only after repeatedly notifying me that I wasn't comfortable with my breathing did they make any adjustments.

-When I didn't want to book another diving course, I had the feeling they were a bit annoyed.

Here, I had the feeling they were more interested in the customer's money than in the person who was diving. Otherwise, it was fun, and everything else was well organized.
Linus M.
15:25 08 Jun 25
I had an excellent experience training with Manon at Master Divers. She was passionate made every dive feel safe and enjoyable. Her clear communication and calm presence underwater helped build my confidence and develop my learning of each respective specialty. She is the best instructor, who clearly loves what she does:)
Richard H.
14:42 08 Jun 25
I completed my Open Water and Advanced Open Water with Manon. She created a relaxed and safe learning environment all while still having lots of fun. If I needed help I always felt comfortable to ask and I enjoyed every minute. The rest of the staff I met during my time were very accommodating and friendly and I will cherish the memories I made.
Jonathan B.
10:41 08 Jun 25
We recently went on a scuba dive trip with “Master diverse” Diving Club to celebrate our daughter’s 10th birthday and her very first dive—and it was absolutely unforgettable!

From the start, Katii and James, our instructors, were truly amazing. They were attentive, energetic, and made sure our daughter felt comfortable and safe every step of the way. Their enthusiasm and genuine passion for diving shone through, and they went out of their way to make this special day even more memorable.

We couldn’t have asked for a better introduction to the underwater world. Thanks to Katii and James, this experience will stay with us forever. Highly recommended!
yair G.
05:41 30 May 25
I did a refresher and 3 specialties:
Deep
Nitrox
Wreck
Bobby instructed me along the way
I couldn’t ask for better instructor!
Later on I did 2 fun dives with Steven which I can’t recommend more!

The equipment is very good and I had zero issues with it.
Needless to say I had an amazing experience and can’t wait to come back..

Big thanks to all the staff you are amazing!
If you find yourself in Koh Tao this is the place to go diving!
Liv B.
03:13 30 May 25
Best dive shop on the Island! If you’re deciding which dive shop to choose on Koh Tao - then let this be your sign to go with Master Divers. From the knowledge and safety of equipment, to the management behind the scenes and the vibes on-board the boat and in the shop, everything was immaculate. Everyone is a master of their craft and I enjoyed every moment spent with the crew at Master Divers. Nik is extremely knowledgeable and creates a fun and safe environment to grow and learn. Thanks everyone 😊
Rudie C.
04:53 23 May 25
Did 7 dives with Master divers including a UV night dive.. was absolutely incredible.. We would definitely use you again in future. If you can ask for Stephen as your dive master.. he is a legend and knows where ALL the little creatures hide.. Thanks Stephen ..it was just magical.
Bastien I.
03:51 22 May 25
I spent almost one week diving with Master Divers and I must say that it was a beautiful experience ! Lovely staff and people, I had a really good time. Props to Steven for finding the small stuff underwater.
Marie-Jules L.
07:58 20 May 25
A great experience for my open water course with Nik. He took the time to explain things and especially to clearly demonstrate the exercises, which compensated for my difficulties with the language. I can only recommend this place and this instructor. In addition, we rubbed shoulders with other people who are part of the Masters Diver team and they were all super friendly. I made a mistake when registering and the person at reception helped me so that I could start my course the same day. Congratulations to the whole team and thank you!
Matthew B.
09:23 17 May 25
I’ve just spent 3 days completing my open water PDAI qualification with Master Divers with Nik as my instructor.

Nik and the whole team were amazing and made the experience unreal. The classroom sessions, pool session and all the dives were amazing and covered all the information and skills to be able to pass the quizzes and exam first time. The small group sizes were good as if you had any questions they were answered straight away and so the whole group could hear.

Nik, my instructor, was quality and very professional and made the experience unforgettable and definitely got me thinking about doing my advanced. All the dive sites we went to were explained in detail and any questions on them both before and after were discussed as well as things that went good in the dive and things that may of needed work on.

Thank you for a great experience Master Divers!
Cody W.
08:23 17 May 25
Tried scuba diving and absolutely loved it. Master divers has an amazing, welcoming team that helps you no matter your skill level. I have loved my time diving with them and would highly recommend them to anyone
Jessica F.
05:34 17 May 25
Amazing experience!!

Nik was an incredible instructor, I loved the whole experience & I would 100% recommend to everyone! He was very informative and patient with our group. I was dreading diving and overthinking, but those worries have all gone away and I can’t wait to do my advanced.

Thank you Master divers!
Taylor G.
10:04 16 May 25
I am currently doing my Advanced Open Water course with the amazing Bruna! No seriously, she is amazing! She gave me a one-on-one lesson that was super fun and thorough. She really went above and beyond to make the experience even better. I highly recommend diving with Master Divers!
Emmanuel T.
04:07 16 May 25
Wow! Great experience diving here! Great instructors!

Vision Statement

Master Divers aims to be the premier choice for scuba diving excursions, education, and career development in Koh Tao. We seek to inspire and empower both new and experienced divers and dive professionals, facilitating their exploration of the underwater world, by delivering a life-transforming experience. Through our passion for the ocean and marine conservation, we endeavor to create a community of divers with a life-long commitment to protecting and preserving marine ecosystems.

Mission Statement

Our mission is to provide exceptional diving experiences, prioritizing quality and safety over quantity and profit, by offering small-group instruction and dive excursions using best-in-class equipment, led by our highly-trained instructors and dive leaders, and through the passion, drive, and integrity at the core of our operations. Through our dedication to marine conservation, and utilizing ethical and eco-friendly practices, our goal is to leave the ocean in a better place than we found it each time we enter the water.

Join us on a transformative journey of learning and exploration, guided by our unwavering commitment to excellence and our deep respect for the oceans we explore.

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