Introduction: MainStreet Design Build is a full service design and build firm offering home remodeling services throughout Oakland County. We have 20 years of experience in creating award-winning home additions, kitchens and bathrooms in the communities of Birmingham, Bloomfield, Royal Oak, Pleasant Ridge, Troy and other select areas of metro Detroit. With an in-house design team, staff of carpenters and a deep-bench of skilled tradesmen, we offer residential clients innovative remodeling solutions and the best of both worlds in design and project construction.