PDSL Director Foday B. L. Mansaray and the Shell delegation formalize a high-impact agreement aimed at unlocking Sierra Leone’s offshore basin.
By Ajong Mbapndah L
The Government of Sierra Leone has taken a decisive step toward revitalizing its offshore petroleum ambitions, signing a landmark reconnaissance agreement with Shell Exploration Company B.V. during the high-profile Invest in African Energy Conference 2026 in Paris.
The agreement, executed through the Petroleum Directorate of Sierra Leone (PDSL), grants Shell access to a vast offshore area spanning more than 20,000 square kilometers—one of the most expansive technical evaluation zones ever assigned in the country’s upstream sector.
For Sierra Leone, the deal marks more than a routine partnership. It signals a renewed push to reposition the country as a credible frontier destination for global energy investment, after years of underexplored potential in its deepwater basin.
At the heart of the agreement is a comprehensive reconnaissance program designed to de-risk exploration. Shell will deploy advanced geological and geophysical tools—ranging from seismic data interpretation to basin modeling and petroleum systems analysis—to map subsurface structures and identify viable hydrocarbon prospects across multiple offshore blocks.
The targeted zone includes a cluster of high-potential “G-Blocks,” long viewed by geoscientists as holding untapped reserves but lacking the data depth required to attract major drilling commitments. By focusing on data quality, subsurface imaging, and play-based exploration, the initiative aims to convert geological promise into bankable opportunity.
President Julius Maada Bio framed the agreement as a turning point in the country’s economic strategy, emphasizing both investor confidence and national benefit.
President Julius Maada Bio hailed the Shell agreement as a “defining moment,” signaling Sierra Leone’s readiness for global energy investment
“This agreement with Shell marks a defining moment in Sierra Leone’s journey to responsibly unlock the value of our natural resources,” Bio said. “It sends a strong and credible signal to the global investment community that Sierra Leone is open for business, underpinned by transparency, stability, and strong governance.”
His administration has increasingly tied natural resource development to broader economic transformation goals, including job creation, infrastructure growth, and long-term fiscal stability.
From an industry perspective, Shell’s entry carries significant weight. As one of the world’s largest integrated energy companies—with operations in over 70 countries—the firm brings deepwater expertise honed in complex offshore environments from the Gulf of Mexico to West Africa’s prolific basins.
For Sierra Leone, securing such a partner is both validation and strategic leverage.
Foday B. L. Mansaray, Director General of the Petroleum Directorate, underscored the importance of timing and visibility, noting that the agreement was signed on the sidelines of a major global energy forum.
“Securing Shell as a partner is a strong validation of the work we have undertaken to strengthen our geoscience database and regulatory framework,” Mansaray said. “Our strategy is deliberately focused on de-risking the basin through high-quality data and attracting credible global players.”
That strategy has been quietly unfolding over recent years. Sierra Leone has invested in long-offset 3D seismic acquisition and advanced reprocessing campaigns—technical upgrades that have significantly improved subsurface clarity and revealed multiple high-potential exploration plays.
These efforts are critical in a competitive global energy landscape where frontier basins must compete with established producers for capital. By reducing geological uncertainty, the government aims to shorten the pathway from exploration to drilling—and ultimately to production.
The signing signals brighter prospects for Sierra Leone’s offshore sector and investor confidence on the rise.
The reconnaissance permit itself does not authorize drilling but serves as a foundational step. It provides a structured, data-driven framework that could lead to future licensing rounds and exploration campaigns, depending on the results of Shell’s studies.
Equally important is the broader message being sent to investors. By aligning with international best practices and maintaining a transparent, rules-based petroleum regime, Sierra Leone is positioning itself as a stable and investor-friendly jurisdiction in a region where regulatory risks often deter large-scale investment.
The government has also leaned on strategic partnerships to bolster its credibility. Institutions such as the African Energy Chamber, alongside seismic data firms like TGS and GeoPartners, and advisory players including Africa Energy Partners, have played key roles in promoting the country’s upstream potential and facilitating technical engagement.
Under the leadership of Foday B. L. Mansaray, the Petroleum Directorate has markedly accelerated deal-making and investor engagement, with prospects for Sierra Leone’s offshore sector looking brighter by the day. Shell’s arrival builds on strong momentum from the previous year, when Italian energy major Eni signed a partnership agreement with the government, targeting offshore exploration opportunities. That deal, focused on evaluating Sierra Leone’s deepwater basin using advanced seismic data and technical studies, helped reignite international interest and positioned the country as an emerging frontier alongside more established West African producers. Together, the Eni and Shell engagements underscore a growing vote of confidence from top-tier global players.
Taken together, the Shell agreement represents a convergence of policy reform, technical preparation, and global outreach. For a country whose offshore basin remains largely unexplored compared to regional peers like Ghana and Senegal, the stakes are high. Success could unlock a new revenue stream and reshape Sierra Leone’s economic trajectory. For now, the momentum is unmistakable. With Shell’s entry, Sierra Leone is no longer just a speculative prospect on the map, it is an emerging contender in West Africa’s next wave of offshore exploration.
