Blueprint Building services construct residential new builds, commercial to residential conversions, Commercial fit-out and maintenance services to commercial and residential landlords. Part of the Blueprint properties that sells and lets property in London. Currently building 2no. 3 bed houses and 7no. 2 bed flats in Upminster. We recently completed the conversion of Hanover house in Brentwood from a commercial premises to 12no. Residential flats which included the build of a mansard roof with 2no. large penthouses. Our average build is 1.5M