About Us

With over 25 years industry experience, Inhouse Granny Flats are experts in design, approval and construction. Since we first opened our doors in Victoria Ave, Castle Hill, Sydney, Inhouse Granny Flats has fulfilled a vital role in the lives of many Australian families. We provide Sydney granny flats to young families, adults, elderly and many more satisfied customers. Our customers are very important to us. We ensure they’re looked after during the entire process from design to construction. Serving our customers is the responsibility of everyone within Inhouse Granny Flats, from our labourers, bricklayers, concreters, plumbers, excavators, carpenters, electricians, painters, builders, designers, engineers, and architects. Our team spirit work together to drive growth and experience for Sydney based Inhouse Granny Flats and our clientele.