150 Holborn Holborn EC1N Timeline News and progress updates from 150 Holborn new development in Holborn EC1N Post a new milestone Fit out starts Another milestone has been reached in the construction of the new DAR UK headquarters at 150 Holborn, reports McLaren. The building is now watertight, and the fit-out... 01/10/2021 by Buildington McLaren Construction has been appointed as the main contractor to deliver the construction works for Dar Group’s new UK headquarters at 150 Holborn. David Miller,... 18/06/2018 by Buildington