Introducing the leading name in

At Halliant our expertise lies in our ability to combine critical thinking with technical expertise to provide our clients with unique and unrivalled solutions.


We provide bespoke delay and disruption services tailored to each client’s needs, whether it be for a minor matter or a complex dispute. Comprised of robust and defensible expert advice on delay, disruption and the factual circumstances we establish unique solutions for every case.

Our Services


Lead by Experts, Halliant has assembled a team of Specialists with the expertise in the forensic assessment of delay and disruption at all levels of dispute resolution. Whether it be a claim or matters before adjudication, arbitration or litigation our team has the experience to handle the unique problems facing clients

Meet the team


Halliant’s portfolio of projects includes some of the region’s largest and most complex in Australia. And our experience is more than just regional, with projects throughout the world, Halliant has established itself as a market leader in providing professional advice and expert consultancy services

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We have projects all around the world.

Since Halliant’s inception we have worked in most states of Australia, South East Asia, Africa, the Middle East and New Zealand.

View our case studies

Our sectors

Infrastructure, Resources and Engineering
Aviation, Security and Defence
Healthcare & Research
Government & Specialist Facilities
Residential, Commercial & Industrial

Our partnerships

Hoch Consulting

A collaborative and specialist small firm that provides in high quality and efficient data analytics and quantum support.
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A specialist firm providing high quality commercial advice and quantum support on complex construction matters.
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Claims and dispute management services to help navigate the complexities of construction and infrastructure projects.
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Robinswood Partners

Providing professional and commercial contract management and expert services to both public and private sectors.
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With our sole service offering focused on delay and disruption we are free from the pressures that often arise in the market with the need to engage firms and individuals who fulfil multifaceted service offerings. Our expertise is therefore real and deep, accorded by our peers and recognised by industry

Central to Halliant's success is our team of highly specialised and skilled individuals who perform the hands on analysis of delay and disruption each and every day. This enables our clients to engage us with the confidence of meeting directly with those who are key to their success