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About GCTC

Built for industry.
Driven by competence.

We train professionals across every sector. Our core strength is Marine, Offshore & Onshore, and Oil & Gas — but the same rigor applies wherever safety and skill matter.

GCTC training

From classroom to worksite.

Training that translates directly into the operational environment.

Our Story

Training that closes the gap between theory and practice.

GCTC was founded on a simple belief: training should prepare people for the real world, not just the exam room. What started as a focused maritime and offshore training provider has grown into a multi-sector institution serving marine, oil & gas, construction, energy, aviation, and corporate clients worldwide.

We do not believe in one-size-fits-all. Every program we deliver is shaped by the operational realities of the industry it serves. Our instructors are not just teachers — they are professionals who have worked the environments they now train others to enter.

Today, GCTC delivers both physical in-person training and flexible e-learning programs, giving organizations and individuals the freedom to learn in the way that works best for them.

What we stand for

Values that shape every course we deliver.

Competence First

We measure success by what trainees can actually do after the course, not just what they can recall.

Industry Partnership

We work alongside employers, regulators, and standards bodies to keep our training relevant and recognized.

Accessible Training

Physical or online, local or international — we remove barriers so more people can train to a high standard.

Our journey

How GCTC has grown.

Founded

2012

GCTC established with a focus on STCW maritime safety training for West African seafarers.

OPITO Accreditation

2015

Expanded into offshore safety with full OPITO approval, opening BOSIET and FOET programs.

Multi-Sector Growth

2018

Added construction, energy, and corporate training divisions to serve a broader client base.

E-Learning Platform Launch

2026

Introduced fully online certification programs, allowing remote learners to access GCTC standards.

15,000+ Professionals Trained

2026

Crossed the milestone of 15,000 trained professionals across 8 industry sectors and 25+ accreditation pathways.

Leadership

The people behind the training.

CEO

David Okonkwo

Chief Executive Officer

Former marine superintendent with 20+ years in offshore operations and training management.

Training Director

Dr. Amara Nwosu

Director of Training

PhD in Occupational Safety. Leads curriculum design across all GCTC sectors and delivery modes.

Operations

James Osei

Head of Operations

Oversees training logistics, facility management, and client relations for physical and online delivery.

Quality

Fatima Bello

Quality & Compliance Manager

Ensures every program meets or exceeds the accreditation standards set by OPITO, STCW, IWCF, and IOSH.

Want to know more about how we work?

Reach out and we will walk you through our approach, facilities, and how we can tailor training to your organization.

Contact Us