Construction & Project Management Expert | Oil & Gas EPCI | Expert Witness & Dispute Resolution Specialist
Civil Expert Witness Certificate
Worldwide
Mr Gareth Gregory is a highly experienced construction technical expert and operations executive with over 40 years in steelmaking, defence, petrochemicals, onshore and offshore oil & gas EPC environments.
With proven leadership across project lifecycle delivery, from FEED and engineering to fabrication / construction, commissioning and handover. Expert witness trained and university qualified with witness of fact arbitration experience. Recognition within construction industry for commercial management, contract negotiation and resolution of complex commercial disputes in high-stakes, multinational settings.
Gareth has notable expertise in:
• Expert Witness Services for offshore construction and operational disputes
• EPCI project leadership across MENA and global markets
• Strategic commercial management, contract and change negotiation, stakeholder alignment
• Dispute resolution, claims defence and support, contract administration.
Gareth provides advisory and testimonial services (incl. cross examination) in high-value construction arbitration cases involving:
• Technical Advisory services
• Contractual compliance and variations
• Delay and disruption analysis
• HSE failure and liability attribution
Gareth has undertaken specialist Expert witness training with Cardiff University - Bond Solon, he was awarded the Civil Expert Witness Certificate in 2024, all his reports are CPR 35 compliant
Cardiff University- Bond Solon Civil Expert Witness Certificate - 2024, Knetport - The 3M Pillars of Organisational Design & Development - 2025, Knetport - Advanced Negotiation Techniques for Creative Professionals - 2024, Knetport - Strategic Organisational development - 2024, Yale School of Management - Accelerated Management Programme - 2024, Liverpool University - Post Graduate Diploma, International Management (Oil & Gas) – 2015, Swansea College - HNC, Electrical and Electronic Engineering – 1984
Cardiff University - Bond Solon Expert Witness
Non-Executive Director - Energy Industries Council - 2025, Bond Solon Expert Witness Institute (EWI)