Fiona o’Connell
Managing Director
With over 20 years’ experience in the industry, Fiona is a dynamic, focused and highly professional individual with an eye for process detail. Holding various key decision-making positions during her career, Fiona was formerly the Managing Director of McConnell Dowell’s specialist directional drilling division in the UK. Working worldwide provided invaluable overseas operational experience and contractual knowledge, which ultimately proved to be of critical influence in forming Stockton Drilling Limited with her husband, Gearoid.
Gearoid o’Connell
Director
Gearoid’s reputation for problem-solving is second to none, with clients greatly valuing his expertise and dedication to the delivery of successful projects. Over 20 years’ experience in the construction industry has enabled him to transform Stockton from a specialist HDD company into its modern-day ‘main contractor’ status, installing pipelines by traditional methods, Direct Pipe and HDD as well as undertaking significant civil engineering works. As a result, Stockton now has the proven ability to carry out an impressive range of complex and demanding projects.
Overcoming Flood Risks To Deliver a Trenchless Crossing at Westmoor Resevoir
The Westmoor Reservoir project covers the delivery of reservoir improvement works near Langport, Somerset, which was completed in November 2025. Work was undertaken to ensure the safe and continued operation of the reservoir, keeping the wider water level management system...
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Stockton Helps Secure the UK’s Energy Needs with Gas Pipeline Installation
The Tolmount gas field is a natural gas reservoir and production facility located in the UK sector of the southern North Sea, approximately 36 km east of Flamborough Head, Yorkshire. The Easington Gas Terminal is a crucial onshore processing facility...
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