OSCE operates as a contractor throughout London and South East England. Our main services are in Groundwork, RC Structures (Formwork), Basement construction and Temporary works.

Our Services


June 2016 The Trans Atlantic Way

Contracts Manager, Adrian O’Sullivan, is organising and participating in an epic cycling race, The Trans Atlantic Way. The race travels along the Wild Atlantic Way on the west coast of Ireland. OSCE is sponsoring the event.

May 2016 New Job – Nottinghill

Extensive deep underpinning to an existing house and garden, to form a new basement.

May 2016 Dallaglio Cycle Slam 2016

Company director Frank O’Sullivan is embarking upon a 3 week charity cycle for the Dallaglio Foundation. He will be cycling through northern Spain, France, Andora, Mallorca and Ibiza. To sponsor Frank click here:


February 2016 New job – Redhill – Corniche Builders

St. Johns, Redhill – construction of large RC basement and drainage for new Church building. Client – Corniche Builders.

January 2016 New job – Cavendish Sq – Desertoak

Cavendish Square, W1 – construction of new RC bridge over light well. Client – Desertoak.