DH4 Pty Limited is based in Sydney, Australia.  We have successfully completed several hundred consulting assignments for Australian and international clients over a period of around 30 years.  We specialise in the analysis of technology-driven business issues, the identification and management of risks, the synthesis of solutions, and the provision of objective, independent advice tailored to the specific needs of each client.

Our consultants have worked as senior executives and at board level and hold relevant professional qualifications in disciplines including information technology, engineering, law and as company directors.