Projects Browse some of our ambitious and innovative recent projects ONE-Dyas B.V. combines in-depth knowledge of the regional subsurface, a cost-efficient operating team and expertise in pursuing marginal fields to achieve outstanding results. By selecting attractive operational asset acquisition opportunities and monetising direct commodity investments, we have been able to significantly expand our operational asset base and provide historically excellent returns. GEMS P11-E Sean Q16-Maas UNStudio, 7th floor, Parnassusweg 815 1082 LZ Amsterdam Tel: +31 20 535 41 00 Fax: +31 20 535 41 22 Quick Links Assets Projects News HSE Company About Us Careers ONE-Dyas modern slavery statement 2021 Privacy Statement ONE-Dyas B.V. © 2021. All Rights Reserved. We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.OKPrivacy Statement

An introduction to ONE-Dyas B.V. ONE-Dyas B.V. is the largest privately owned exploration and production operating company in the Netherlands. We are strategically positioned in some of the world’s most exciting regions: the North Sea (Netherlands, United Kingdom, and Norway) and West Africa (Gabon), with 250 million boe of reserves and resources and in total some 1.2 billion boe of unrisked prospective resources. ONE-Dyas has extensive experience managing a successful and balanced upstream portfolio of operated and non-operated exploration and production assets in the North Sea and Gabon. Our approach is that of carefully planned strategy underpinned by technical expertise, geographical diversification, and cost-effective development and operations. The ONE-Dyas production profile shows an average production base of some 30,000 boe per day during 2021, with growth in the years thereafter. Find out more about ONE-Dyas’ history and strategy for future growth ONE-Dyas’ operated assets ONE-Dyas’ core business strategy focuses on growth through the acquisition of North Sea development and production assets, to broaden out an already strong portfolio of operated and non-operated assets in the United Kingdom, the Netherlands, and Norway. Company Story Assets Projects News UNStudio, 7th floor, Parnassusweg 815 1082 LZ Amsterdam Tel: +31 20 535 41 00 Fax: +31 20 535 41 22 Quick Links Assets Projects News HSE Company About Us Careers ONE-Dyas modern slavery statement 2021 Privacy Statement ONE-Dyas B.V. © 2021. All Rights Reserved.