Our Services

Basements
We are an award-winning London basement conversions company with 35 years of experience. We build every type of basement from retrofit basements to new build basement construction. All basement conversions include a 10-year insurance-backed guarantee.
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Construction
MJ Rooney offers a wide range of building construction services and will achieve the most technical and complex of building construction projects. Our building construction projects range between small local extensions and multi-million football stadiums.
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Civil Engineering
MJ Rooney offers a wide range of Civil Engineering Projects from small local underpinning to large infrastructure schemes. We design and build our Civil Engineering Projects with cutting-edge technologies to deliver quality, speed and efficiency.
Learn more about our Civil Engineering