The balance of form & function

Our role is to design buildings that enhance human activity and leave a positive legacy on the landscape, environment and communities.

About us

ITH is the civil engineering division of GD Harries. It is a company that has evolved and now combines a heritage of excellence with the ambition, scale & big thinking of its parent company GD Harries.

We execute a vision that nourishes the land that envelopes it.




A strong reputation and track record from its heritage.
A design ethic that can bring a progressive future to life without destroying the heritage of the past.
Being part of GD Harries, ITH has scale and scope behind it, which provides its clients both innovative design and cost-saving efficiencies.
Employing people from the local community.
Using local suppliers.
Adhere to environmental regulations.
A company whose work creates legacies as well as buildings.