Opening Times London, Hertfordshire & Manchester Offices Mon to Fri: 9AM – 6PM Tel: Jon on 07795 231 231 X/TwitterThis field is for validation purposes and should be left unchanged.Name(Required)Email(Required)MessageThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Δ London Building Dispute Advice Services Limited20 – 22 Wenlock RoadLondon, N1 7GUEmail: Jon@BDASweb.com or Hertfordshire Building Dispute Advice Services LimitedRegistered Office Address:Rivers Lodge, West Common,HarpendenHertfordshire AL5 2JDEmail: Jon@BDASweb.com Manchester Building Dispute Advice Services LimitedDidsburyManchesterEmail: Jon@BDASweb.com