MJ Donnelly is a leading Chartered Quantity Surveying and Project Management consultancy established in 2008, working across the UK and Ireland.

We enjoy working collaboratively to deliver good value for our clients, through our rigorous attention to detail.

We combine technical knowledge and experience to deliver outstanding service with a personal and flexible approach.

We are Regulated by RICS, which demonstrates our commitment to the highest standards of service, expertise and integrity.

The practice holds accreditation for ISO 9001:2015, as well as Constructionline registration for Quantity Surveying and Project Management.

Get in touch with us to find out how we can help you.


  • Quantity Surverying & Cost Management
  • Bills of Quantities
  • Project Management
  • Contract Administration
  • Sustainability