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O'Halloran & O'Brien management team has over 50 years of experience successfully delivering Projects across the UK. We continue to draw upon our combined knowledge and experience to provide our clients with a safe and budget-driven professional service.

Health & Safety

In regard to workplace health and safety, we directly employ a team of professionals to provide support, monitor compliance and drive continuous improvement.

All our Site Foremen and Supervisors hold SSSTS or SMSTS, and our employees regularly take part in safety training at our Training Academy. Our goal is to safely deliver projects to the highest standards whilst surpassing our client's expectations.

State-of-the-art training facility

Our state-of-the-art training facility was established to deliver a safe, competent, and qualified workforce. Our vision for training and workforce development is one of the most ambitious of any contractor working across our sector. We seek to exceed industry minimum standards and up-skill our operative base beyond that of our client’s expectations.

All training meets the industry-recognised standards and is accredited by the appropriate body (CITB, NPORS, PASMA, City and Guilds etc.)

Our Services


Ground Works

O'Halloran & O'Brien Ltd has established itself as a leading groundwork and civil engineering contractor in the South East of England, with offices in Kent and Surrey. With professional staff and highly qualified labour.


Concrete Frames

Initially working in the residential market in 2004, our concrete structures division has since expanded into the commercial and educational sector. With a turnover of over £180m our work is primarily in the South East of England, we have recently expanded into the Midlands and Northern Europe.



With over 50 years of construction history, OHOB has a proven record of highways maintenance works. Whether it is a new housing development, alterations to existing public highways, traffic lights, or large highway infrastructure, OHOB has the experience and the proven capability to carry out works to the highest specifications required; working closely with the adopting authorities to ensure the very best of quality and workmanship.

Groundworks and Civil Engineering

O’Halloran and O’Brien LTD,
O’Brien House, 197 – 199 Garth Road,
Morden, Surrey, SM4 4NE

020 8337 5527
Concrete Frames

O'Halloran & O'Brien
Unit 2 Dalefield Industrial Park,
Dalefield Way Gravesend, Kent, DA12 2FL

01322 423100