Australian’s Leading Construction Company At JJohnson we specialise in residential, commercial and industrial construction ac ... ross Australia. Our experience and expertise allows us to undertake projects ranging from minor maintenance works to multi-million dollar new builds. We have an established network of sub-contractors and suppliers and whilst we always seek competitive pricing we appreciate the value that good working relationships can bring to the procurement of complex projects. Ultimately, it is the client who benefits from the contributions made by the entire team. read more