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Technical Stress Test Dives

Technical Stress Test Dives

Assessing the competency of technical divers

In the Diving world and particularly the Technical Diving world there are many emergency skills practiced and mastered during training, only to be almost never used again. Ask yourself this;…

Diving inside wrecks

Diving inside wrecks

Training, practice, patience

Divers or non-divers, most people are fascinated by the idea of a shipwreck. On hearing the word, many will think of smugglers, galleons, battleships, or a famous ship sunk in…



Instructor crossover course

Since the beginning of time Big Blue Tech Thailand has been providing technical dive training through TDI (Technical Diving International) and BSAC (British Sub Aqua Club).  In that time hundreds…

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Big Blue Tech
محمد المحجوب
Amr Hamada
Niall Carroll
Murat Sarı
Mohammed Sbeta
Hisham Trnesh
Hla Diaa El Deen
Insolitocafè Povolaro
أبوبكر بيك
Luis Diaz
Hamish Gleeson
Rob Stanley
Caspar White
Rafita Love Climbing
Steve Mills
Mohmmed Al Sharif
Mendels Marvin
Markitus Tek Tek
Zoheir Bekhechi
Emrah Atmaca
Federico Gomez Contreras
Sandi Milutinovič
True Ballin
Vedat Kürşün
Charles Hawkes
Martin Sigston
Jean-Paul Moquette
Hasan Ciniviz

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Big Blue Technical Diving, Koh Tao, Thailand

Technical diving in Thailand provides the perfect environment for you to take the next challenge in your diving life. Technical diving courses and trips from beginner to instructor in places around Thailand and South East Asia.

We offer courses for Technical Nitrox and Trimix Divers, Cavern and Cave Divers, CCR Rebreather Divers and other extreme scuba training primarily from TDI-SDI courses. We also provide BSAC and SSI tech training on request.

We provide technical diving expeditions to ship-wrecks, caves and caverns, deep coral walls and destinations all around Thailand with all gas mixes including Nitrox and Trimix with Helium on liveaboards and day boats.

Big Blue Tech is proud to be a multiple award winning 5 Star TDI instructor Trainer Facility

Mostly cloudy


Koh Tao

Mostly cloudy
Humidity: 59%
Wind: SSE at 22.53 km/h
Isolated thunderstorms
26°C / 32°C
Partly cloudy
26°C / 33°C
Partly cloudy
26°C / 33°C

Dive Master

Why Big Blue?

bullet5 dive boats per day
bulletUp to 20 divesites
bulletFull day trips to Sail Rock
bulletInstructor Training
bulletEco Internships
bulletBreathhold Diving
bulletFree Dorms




bulletBest Location in Sairee Beach
bulletFull day trips to Angthong Marine Park

bulletFull day trips to Chumphon Marine Park
bulletTech diving Cave & Wreck expeditions
bulletLuxurious Beachfront AC Bungalows
bulletBest Pizza on Koh Tao!
bulletBeachfront Resorts with bar & restaurant


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