Athena PTS was awarded a contract in April 2018 to provide operations and maintenance services for the Burbo Bank Extension OFTO assets, covering both the offshore substation and the onshore substation. The company’s scope includes 24/7 call‑out support, safety from the system and authorisation of staff and contractors, and planned and unplanned maintenance of high‑voltage equipment. Athena PTS also provides control persons and senior authorised personnel for 400 kV operations, delivering full project management of maintenance activities for the OFTO substations during the operational phase.