Executive leader with global experience in the upstream oil & gas industry, known for transforming underperforming assets into highly profitable operations. Demonstrated ability to drive operational excellence, maximize asset value, and lead cross-border, multidisciplinary teams under challenging technical and geopolitical environments. Adept at aligning business strategy with field realities—from opportunity evaluation and capital investment decisions to full-cycle execution and late-life asset optimization. Proven track record of engaging governments, JV partners, and corporate boards to unlock investment and operational performance. Combines deep theoretical expertise with hands-on operational experience across the full upstream value chain.
Strategic And Operational Expertise
Executive & Affiliate Leadership
Matured Field Rejuvenation and Operations optimization
Asset Acquisition, Turnaround & Divestment
Strategic Investment Planning & FID Execution
Government & JV Partner Engagement
Corporate Governance & Board Reporting
CAPEX/OPEX Rationalization
Organizational Transformation & Team Leadership
Work History
Chief Executive Officer
Aramis Group / Guillemin Group Ltd
07.2020 - Current
Revitalized Southeast Asia operations for Aramis Group, delivering asset optimization and operations assurance for ExxonMobil / Petronas in Malaysia (Gaslift), TIMOR GAP, and other regional clients.
Led corporate turnaround through creation of new service lines, group debt restructuring and rationalization.
Founded Guillemin Group Ltd as a strategic spin-off of Aramis, specialized in matured field rejuvenation and late-life asset transformation.
Delivered strategic advisory and POD/FID execution for upstream projects in DRC and Congo, including field audits, government negotiations, and investor engagement.
Provided full-cycle support for INCO E&P’s portfolio expansion and acquisition analysis in DRC, Angola and Nigeria.
Ongoing bids for the acquisition of equity and operational rights in selected upstream assets.
Chief Technical Officer
Ammat Global Resources
05.2024 - 11.2024
Company Overview: Pointe-Noire, Congo
Developed and led execution of 10-year rejuvenation roadmap for Loango and Zatchi fields.
Achieved a 72% production increase (ESP) in under a year through rigless, workover-free optimization strategies.
Secured $1.2B strategic investment with government and shareholders.
Built and led high-performance technical taskforce for asset turnaround.
Due Diligence & Operations Consultant
Savannah Energy
01.2022 - 07.2023
Company Overview: Kome, Chad
Supported strategic acquisition and field optimization during ExxonMobil/Petronas asset transition.
Enabled lean, low-capex turnaround of marginal field operations with 30% production increase (ESP & PCP) and 70% OPEX rationalisation.
Technical Manager
PERENCO
04.2019 - 07.2020
Company Overview: Muanda, DRC
Oversaw a $300M investment program, including a 100MW power plant and injection/disposal system upgrades.