About us

Established in 1957, CDM Australia is a leading Australian-owned information and communications technology (ICT) infrastructure and services company.

With national branches, CDM Australia has become one of the largest privately owned business systems groups in the nation.

CDM Australia offers a full suite of ICT services, operating five market divisions, servicing both large and small corporations.

CDM is a Telstra premium business and enterprise partner with over 25 years experience delivering communication technology solutions to Telstra customers.

A National Brand


Backed by a team of certified engineers, technicians and support staff, CDM Phone Systems Perth have specialists in installation, relocation, maintenance, reprogramming, training and management of telephone systems. Our technical staff also has knowledge in all aspects of the LG Aria Telephone Systems. The Customer Service Centre coordinates and directs our national team and has access to our broad spares of inventory.

A Team of Experts


Call in to our Telstra Business Centre and Showroom and learn how we can improve your online and telecommunications services. Alternatively, our telephone specialists can visit your offices for a free strategy session to review current telecommunications and internet services to suggest best business practices to be adopted for efficiencies and productivity.

Telstra Premium Partner


A partner of Telstra Premium Business and Enterprise, CDM Phone Systems Perth specializes in the distribution of solutions which meet the requirements of small and medium business through to large Enterprise and Government organisations. Our mission is to work closely with our clients to provide solutions which will deliver cost savings, improve customer service and increase productivity.