Visible & Accountable Leadership

We’ve grown to where we are today by providing industry best construction solutions. But we’re continually striving to be the best. The integrity of our team and their determination to achieve the best possible delivery outcomes is highlighted in our track record for repeat business and the mutual success we’ve achieved with our clients over the years.

Our expertise and reliability have built long-standing relationships with companies such as Melbourne Airport, Virgin, Lufthansa, Technik, Qantas, and Amcor Australia. We’ve provided ease of operations and strong results for commercial construction projects at Melbourne Airport and other airport clients for over 12 years.

Some of our successfully completed works at Melbourne Airport include the Perimeter Fencing Project, Cladding Replacement works, Qantas Wheels & Brakes Program, Jetstar Operations Office fitout, upgrades to the Virgin service areas, Virgin Engineers Office fitout, Tiger Corporate Office Refurbishment, Check-in counters, Urban Park and T4 Staff Accommodation fit-out.

In light of the growing need for professional cladding removal and replacement across Victoria’s booming development sector, we’ve expanded our offering to include the delivery of specialised cladding services to all commercial and multi-residential premises. We can provide an efficient and cost-effective service thanks to our in-house machinery and fleet of plant and vehicles.

Marty Craggill

Managing Director

Marty brings the integrity, determination and devotion that made him succeed as a two-time Australian Superbike Champion to his company and takes personal pride in a job done well. Marty maintains a close working relationship with all functions and levels of the business encompassing operations, relationship management and accounting functions. ‘Hands-on’ and accountable, Marty is committed to customer satisfaction and is available 24/7 to clients and personnel alike.

Graham Oswin


Graham brings more than 40 years of industry experience to MAZ Group, working within the Australian, United Kingdom and South African markets, 35 of those years in Melbourne. Graham is well known in the Victorian Construction sector; having held senior management positions with iconic head contractors. As Director, Graham leads the business and is responsible for the successful delivery of all projects.

Tom Sandow

General Manager

Tom has over 16 years’ construction industry experience specialising in live environment fit-out, refurbishment and construction projects in the commercial, education, health and hospitality sectors. Tom works hard on creating an environment and culture that can dramatically change a project’s outcome. Through his collaborative and communicative approach, he brings out the best in his team and builds partnerships to drive productive outcomes for all parties.