Range from the cheapest Loft conversion £32,250 (R&Co Property Development Ltd based in NW8) to the dearest Loft conversion £37,500 (ELJHANI BUILDING & PROPERTY MANAGEMENT SERVICES LTD based in NE4).
Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in Primrose Hill by posting your job to extension builders in Primrose Hill.

"Loft conversion 50 sq meater renovation of houe in nd out. Can call on 0203 336x xx "
NW2