About Us DNR Constructions is a small construction firm in Perth with extensive experience in constructing custom built family homes, renovating homes and heritage properties and adding on ground floor and 2nd floor extensions to existing homes. As a small firm we are the perfect builder for your home. Opposite to many large firms, you will be an important client that will get all the necessary attention and service you deserve. Customer Service comes first in everything we do! Perth custom home builder, communication and integrity are paramount. Our philosophy has been defined by over 20 years international and local experience by company founder, Alan Strum. DNR Constructions has established important industry partnerships with an experienced team of highly skilled consultants, contractors and project managers, who are capable of completing small to large scale constructions. If you are considering developing a residential, multi-residential, industrial, or commercial property, we can offer you the most intelligent advice and services. New Homes | Home Extensions | Home Renovations | 2nd Story Additions Contact us now for more information.