Loft Conversions Birmingham. Call 01905 421576 for a free Survey and competitive quote. Full loft conversion design and build. All Attic conversions built to a high standard, meeting all building regulations, planning permission and to your specifications. MDG offer roof window options such as dormer windows or velux windows and choice of loft stairs Testimonials available, we guarantee an exceptional standard of workmanship. MDG Refurbishments only employ highly skilled tradesmen, all our carpenters, plumbers, roofers, electricians, plasterers, painters and decorators ensure your attic conversion is perfect for your needs. As Building Contractors with over 20 years experience, MDG Refurbishments offer a whole range of building services such as house extensions, basement conversions, property renovations, garage conversions and all general building work at competitive cost.