MESH - Contract Award.

9 June 2025

EnergyPathways plc

("EnergyPathways" or the "Company")

Contract Award for MESH

EnergyPathways (AIM: EPP), an energy transition company, is pleased to announce that they have engaged with Zenith Energy Ltd. (Zenith) as a contractor for MESH.  Zenith is one of the UK's largest privately owned independent Well Engineering and Project Management companies providing well engineering, well operator and well project management solutions both within the UK and Internationally.

Zenith will, among other services, fulfil the role of the well engineering department for EnergyPathways subsidiary company, EnergyPathways Irish Sea Limited (EPISL), serving as the well operator responsible for both drilling and completion design, permit planning and submission, tendering and procurement of long lead materials, preparation of rig tender, rig intake and arrival on site, well examination support and ultimately well execution of the Marram development wells.

Derek Grimmer, COO of EnergyPathways said:

"EnergyPathways is pleased to continue its relationship with Zenith as its Well Engineering partner for our MESH development. Zenith have already demonstrated their ability to collaborate and work closely with the Company on the pre-FEED phase of the project, coupled with their vast experience and capability making them the ideal partner for the MESH project. Not only can they support the drilling and development aspects of MESH gas storage project, they also have the expertise to support well operations for Long Duration Energy Storage and Hydrogen Storage ensuring they can support us through the full integration of our MESH project. Our outsourced contractor model ensures we can align ourselves with high quality service providers while remaining lean and managing our costs through the FEED stage of our MESH project. We are very pleased to be playing our part in supporting a "just transition" for the UK's talented offshore workforce."

Chris Collie, Operations Director at Zenith Energy, added:

"We are delighted to have been selected by EnergyPathways as their well engineering partner of choice for this exciting and strategically important project. We look forward to contributing to the successful delivery of this development, which supports the UK's transition to Net Zero and strengthens domestic energy security through low-carbon solutions. This partnership represents a significant milestone for Zenith Energy as we continue our commitment to support the UK's energy transition."

About MESH

MESH is a new large scale energy storage facility that is expected to provide a secure and dependable supply of natural gas and green hydrogen and low carbon flexible power for the UK market for over 25 years. MESH is an integrated energy system solution. It is electrifying and integrating existing infrastructure, connecting gas storage, hydrogen storage, and compressed air storage technologies with offshore wind and decarbonised power generation to establish a new major decarbonised energy hub for the UK.

MESH is expected to be the UK's largest integrated energy storage facility combining natural gas, compressed air and hydrogen storage. It will be able to store up to 20 TWh of energy. The MESH project is intended to deliver on the Government's 2030 Clean Power timeline and will ensure a reliable and secure supply of energy for the UK.  MESH has been designed as a fully decarbonised and electrified zero emission facility that is to be powered by the renewable wind farms of the UK East Irish Sea region. EnergyPathways aims to play its role in supporting the Government in accelerating the UK's energy transition.

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Forward Looking Statements

This announcement contains forward-looking statements relating to expected or anticipated future events and anticipated results that are forward-looking in nature and, as a result, are subject to certain risks and uncertainties, such as general economic, market and business conditions, competition for qualified staff, the regulatory process and actions, technical issues, new legislation, uncertainties resulting from potential delays or changes in plans, uncertainties resulting from working in a new political jurisdiction, uncertainties regarding the results of exploration, uncertainties regarding the timing and granting of prospecting rights, uncertainties regarding the timing and granting of regulatory and other third party consents and approvals, uncertainties regarding the Company's or any third party's ability to execute and implement future plans, and the occurrence of unexpected events.

Actual results achieved may vary from the information provided herein as a result of numerous known and unknown risks and uncertainties and other factors.