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We are a professional engineering and environmental consultancy advising and assisting today’s global community in the delivery of sustainable infrastructure for tomorrow.

About Nicholas O’Dwyer

Our Team


Our staff are the biggest single drivers of our reputation and our success – both at home and abroad. 
Nicholas O’Dwyer staff have access to a range of major projects – in Ireland, the U.K., Europe and Africa and face a  constant challenge become more accomplished and effective professionals in their fields.

Our Vision



Our vision is to be a strong Irish-based company with an equally strong international focus, acknowledged as the  Engineering and Environmental consultancy of choice for both public and private clients who demand exceptional Director-led client service.


  • Success on Severn Trent Design Framework, UK

    Nicholas O'Dwyer are delighted to announce that we have been successful in obtaining a place on the Water Infrastructure (Lot 4) Framework as part of Severn Trent Water’s AMP7 five year service programme. This is the first time that Nicholas O’Dwyer will contract directly with a GB-based water utility company in the role of Employer’s design lead and technical advisor and represents an important step in building our profile in the overall UK water sector.

  • Barhale Success on Thames Water AMP7 Frameworks

    Nicholas O'Dwyer are delighted to relay that our Design & Build Contractor partner, Barhale Construction, has been successful in obtaining a place on both Infrastructure and Non-Infrastructure Frameworks for the five year AMP7 cycle with Thames Water in the UK.

  • Nicholas O’Dwyer joins the RSK Group

    Nicholas O’Dwyer, the Dublin-headquartered engineering and environmental consultancy, has been acquired by RSK, https://rskgroup.com, a leading integrated environmental, engineering and technical services business.

  • mozambique flag

    His Excellency Jacinto Filipe Nyusi, President of Mozambique officially opens the Nacala Water Supply Project, Mozambique on 9th November 2019

    Nicholas 0’Dwyer were appointed as Designers and Supervision Engineers for the Nacala Borehel Transmisison Main and Distribution Centre Project.Construction commenced in November 2017 and the commissioned works were inaugurated by the President of Mozambique, his Excellency Jacinto Filipe Nyusi on 9th November 2019