Quantum is founded on the principles of the highest standards of professionalism, integrity and commitment. We have over 25 years experience in the provision of tax depreciation services. With extensive experience across all property types and sizes. Registered Tax Agents. In a world of data and information, insight and understanding are essential. Trusted advisor to both owners and their accountants. Working throughout Australia and New Zealand. We are passionate about producing great results that exceed the expectations of our clients — equally we’re passionate about teaching people about the benefits of what we do.