The foundations for O’Neil and Partners were established in Bolton more than 40 years ago by Eric O’Neil, and the practice today continues to offer a comprehensive package of services with a professional yet personal approach to construction cost and contract management.

Our aim is to always exceed our Client’s expectations, delivering projects on time and within budget. Having developed a reputation for delivery, much of our workload comes from repeat Clients.

The ONP management and staffing structure provides flexibility and efficiency, with all projects receiving the full attention of working partners who remain involved in the day to day running of all project appointments.

The senior management team at ONP comprises:


  • Duncan Frost MRICS,MaPS
  • Glyn Donohue BSc (Hons), MRICS
  • Adam Hiles BSc (Hons)

Latest ONP News

  • Healthcare News: Spring 2021

    Welcome to O'Neil & Partners Spring 2021 edition of Healthcare News, featuring news and information from our current work in the Healthcare Sector. This edition features our projects with Bevan I... Read More...
  • Mont Blanc Charity Climb

    On June 9th, ONP Partner Duncan Frost and his son, Frederick, will be climbing Mont Blanc (4810m). The aim is to raise £1000 to be split between Derian House Children’s Hospice (Chorley) and the Cys... Read More...
  • Lancashire Teaching Hospital - NHS Trust

    O’Neil and Partners are pleased to announce their successful appointment to undertake Quantity Surveying services for Lancashire Teaching Hospital NHS Foundation Trust’s new Measured Term Contract. T... Read More...

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