GIA is a market leading practice for daylight, sunlight, rights of light and related development and technology services.
We use cutting edge technology to accurately analyse and inform, providing a contextual approach to planning and development. We also provide light obstruction notices, measured surveys, party wall and neighbourly matters, solar PV and wind analysis advice.
Our mission is to passionately and creatively tackle challenges in the built environment, revolutionising our industry by providing incisive solutions for every project we consult on.
We work with architects, owners, occupiers, developers, legal teams and planning consultants across both the public and private sectors. Serving clients across the UK and Ireland, we are readily available wherever and whenever we’re needed.


