Who We Are

The company was established in 2014 by Ian Barr and Ian Thompson. We are based in Whiteabbey in Northern Ireland.

Ian Barr has worked in the construction industry for 40 years on a wide range of projects, from stadiums to domestic dwellings. He has been the Partner/Director in charge of the design and delivery of the Structural & Civil design service on a wide range of projects for both public and private sector clients. He is a graduate of Queen’s University, Belfast and is a Fellow of the Institution of Structural Engineers.

Ian Thompson is a Structural engineer with over 20 years of experience gained throughout the UK, Europe and USA. He is a chartered structural engineer and also holds a professional engineers license from the State of California. Ian has been a self-employed consultant engineer since 2005. He is a graduate of the University of Ulster.


Civil Engineering
CIVIL engineering
Structrual Engineering
Structural engineering
Expert Witness
Expert Witness


Thompson Barr have a breadth of experience across commercial and domestic sectors.
We offer consultancy where structural integrity must be restored to historic buildings.

We also offer expert witness services as required.

661 Shore Road, Newtownabbey, BT37 OST
02890 369 300


We are currently looking for staff with a proven track record of combining technical excellence with a strong customer focus.
If you are a chartered structural engineer (or near chartered) and are interested in a new challenge we would love to hear from you.
We are also recruiting for experienced Structural Engineering CAD technicians.
Send your CV to if you are interested in working in our growing consultancy.