OPITO, STCW and IWCF-approved training for marine, offshore and oilfield professionals. Practical, examined, and recognized by the operators who hire.
Every certificate GCTC issues is logged and independently checkable — by the student, an employer, or a regulator.
Secure & encrypted verification
Industry-recognized programs across marine, offshore, and oil & gas disciplines
Offshore safety, emergency response, and operational readiness for oil & gas personnel.
Core crew certification, meeting international safety and operational standards.
Maritime English testing and STCW assessments, approved by MCA and global authorities.
Training that holds up to audit, at the rig gate and in the classroom
Decades of maritime and offshore experience, not just a teaching credential.
HUET pool, live-fire ground, and lifeboat drills — not simulations on a screen.
OPITO, STCW and IWCF accreditation, checkable by any employer or regulator.
From basic seamanship through advanced offshore emergency response.
Automatic renewal reminders 90 days before any certificate lapses.
Guidance and mentorship that continues after your certificate is issued.
Trusted by leading maritime & oil & gas companies
Real stories from professionals who trained with GCTC
"The training gave me the confidence and skills to excel in my maritime career. Instructors were knowledgeable and the hands-on sessions were invaluable."
"From day one I was impressed by the professionalism and focus on practical skills. I felt fully prepared stepping onto my first vessel."
"The BOSIET course was exceptional. Simulation exercises were realistic and the instructors' industry experience made all the difference."
Our training programs meet the highest international standards
Join the thousands of students who've built a rewarding career at sea and offshore with GCTC's industry-recognized training.