Navigate your construction project with commercial certainty and expert acumen

Halliant provides bespoke delay, disruption, quantum and commercial services to contractors, principals, law firms and other clients who are facing complex construction project disputes involving time and cost overruns.

Increasingly complex construction projects are shifting greater risk to contractors, frequently leading to costly time and money overruns.

Halliant provides expert commercial resolution, combining critical thinking with technical expertise to transform these challenges
into clear, actionable solutions.

We forensically investigate project delays to identify cause, effect, and the responsible party, helping you understand what happened and why.

Our experts analyse factors impacting productivity to determine periods of time lost and the extent of disruption to your project.

We quantify financial losses directly resulting from project delays and disruptions, providing precise figures for your claims or assessments.

We prepare and defend claims, providing thorough assessments to help you manage and navigate your dispute effectively.

We offer strategic guidance and support across all dispute forums, including adjudication, arbitration, mediation, and litigation, to help you achieve commercial resolution.

Drawing on extensive experience, our experts provide independent, credible and persuasive opinions for complex projects, often serve as expert witnesses.

I engaged with Chris and his team at Halliant on a series of high value complex construction related disputes involving road, rail and civil infrastructure. Chris undertook a detailed delay analysis and prepared a number of claims which were all resolved commercially. Chris and his team get a resounding recommendation from me in complex matters requiring highly detailed analysis.

Liam Murray — Commercial Director

Recent case studies

Filter case studies by

Global Change & Innovation Buildings

Dispute Resolution

The projects consisted of the construction of specialist and purpose-built facilities including zero carbon (petal) accreditation. Our role was consulting planner providing advice on programme, critical path, status and delay.

Healthcare, Research & Education

QueenslandAustralia

27.46° S, 153.02° E

$10M – $50M

Industrial, Commercial & Mixed Use

Dispute Resolution

The projects consisted of the construction of large scale industrial, warehousing, commercial and mixed-use. Our role was consulting planner providing advice on programme, critical path, status and delay.

Residential, Commercial & Industrial

VariousAustralia

Various

> $100M

Residential Subdivisions & Towers (Manchester)

Dispute Resolution

The project consisted of construction of two new residential towers for a private developer. Our role was acting planner for a number of subcontractors and claims consultants where we assisted in preparing and providing advice on delay and acceleration.

Residential, Commercial & Industrial

ManchesterUnited Kingdom

53.48° N, 2.24° W

> $100M

Residential Subdivisions & Towers (Cape Town)

Dispute Resolution

The project consisted of a refurbishment of an existing 5 start resort in Cape Town. Our role was lead support for a party appointed expert in which we provided delay analysis in support of formal dispute resolution proceedings and litigation.

Residential, Commercial & Industrial

Cape TownSouth Africa

33.92° S, 18.42° E

> $100M

Residential Subdivisions & Towers (Queensland)

Dispute Resolution

The project consisted of a new residential construction with three new apartment blocks. Our role was the appointed expert for the contractor from which we provided expert evidence in formal dispute proceedings.

Residential, Commercial & Industrial

QueenslandAustralia

27.46° S, 153.02° E

> $100M

Hospital, Medical & Central Energy

Dispute Resolution

The project consisted of the construction of a new hospital precinct. Our role was claims consultant and planner providing resource based scheduling to assist multiple subcontractors with delay, disruption and acceleration.

Healthcare, Research & Education

QueenslandAustralia

27.46° S, 153.02° E

$10M – $50M

Chronic Disease Centre

Dispute Resolution

The project consisted the extension and construction of a chronic disease centre. Our role was claims consultant and planner, providing advice to the main contractor on claims for delay, disruption and acceleration. We also acted as experts in matters in adjudication in Queensland.

Healthcare, Research & Education

Torres StraitAustralia

10.57° S, 142.21° E

<$10M

New Hospital Precinct

Dispute Resolution

The project consisted of the construction of a new hospital precinct. Our role was claims consultant assisting a main subcontractor on matters of critical path analysis, delays, disruption and acceleration.

Healthcare, Research & Education

Western AustraliaAustralia

31.95° S, 115.86° E

$10M – $50M

Advanced Engineering Building

Dispute Resolution

The project consisted of the construction of a purpose-built university engineering and educational facility. Our role was consulting planner providing advice on programme, critical path, status and delay.

Healthcare, Research & Education

QueenslandAustralia

27.46° S, 153.02° E

>$100M

Residential Subdivisions & Towers

Dispute Resolution

The projects consisted of large scale subdivisions, low, mid and high-rise tower developments. Our role was consulting planner providing advice on programme, critical path, status and delay.

Residential, Commercial & Industrial

VariousAustralia

Various

> $100M

Centre for Indigenous Studies

Dispute Resolution

The project consisted the construction of a purpose-built educational and cultural precinct. Our role was consulting planner providing advice on programme, critical path, status and delay.

Healthcare, Research & Education

Northern TerritoryAustralia

12.46° S, 130.84° E

<$10M

Wind Farm No. 1

Dispute Resolution

The project consisted of 38 wind turbines, access tracks, local road infrastructure upgrades, a 33 kv powerline, and a 132 kv power line with a switching station in located in New South Wales, where we acted as claims consultant by analysing schedule impacts, identifying critical delay events, and preparing detailed delay claims to support the client’s contractual entitlements.

Renewable

New South WalesAustralia

33.31° S, 149.03° E

>$1B

Wind Farm No. 2

Dispute Resolution

The project consisted of 100 wind turbines, a 275kv powerline, a 33 kv powerline, and substations in located in Queensland, where we acted as claims consultant by analysing schedule impacts, identifying critical delay events, and preparing detailed delay claims to support the client’s contractual entitlements.

Renewable

QueenslandAustralia

22.51º S, 149.27º E

>$150M

Wind Farm No. 3

Dispute Resolution

The project consisted of 83 wind turbines and upgrades to public roads in located in Queensland, where we acted as claims consultant by assessing schedule delays, identifying critical delay events, and preparing comprehensive delay claims to support the client’s contractual entitlements.

Renewable

QueenslandAustralia

26.38º S, 151.16º E

>$30M

BESS

Dispute Resolution

The project consisted of 108 Tesla Megapack units, associated substations and civil works in located in Queensland, where we acted as defendant consultant by analysing project delays, determining critical delay events, and preparing detailed delay defence to support the client’s contractual entitlements.

Renewable

QueenslandAustralia

27.43º S, 152.57º E

>$150M

Pumped Hydro Energy Storage (QLD)

Dispute Resolution

The project construction involves converting two former mine pits into upper and lower reservoirs, excavating extensive underground tunnels and a large powerhouse cavern in Queensland, where we acted as claims consultant by analysing project delays, determining critical delay events, and preparing detailed delay claims to support the client’s contractual entitlements.

Renewable

QueenslandAustralia

18.51º S, 144.09º E

>$750M

Pumped Hydro Energy Storage (NSW)

Dispute Resolution

The project involves constructing two connected reservoirs, 27 km of water tunnels, an underground power station housing six reversible pump‑turbines, and supporting transmission infrastructure to deliver 2,000 MW of capacity and 350 GWh of energy storage in located in New South Wales, where we acted as defendant consultant by analysing project delays, determining critical delay events, and preparing detailed delay defence to support the client’s contractual entitlements.

Renewable

New South WalesAustralia

35.47º S, 148.39º E

>$10B

Terminal Access & Multi Level Car Park

Dispute Resolution

The project consisted of the construction of a new elevated walkway across six operational roadways and air rail further to the construction of a seven-story car park. Our role was appointed planning consultant.

Aviation, Security & Defence

QueenslandAustralia

27.46° S, 153.02° E

$10M – $50M

Coal Export Facility

Dispute Resolution

The project consisted of the onshore construction of port load out facilities in Queensland. Our role was lead support for party appointed expert where claims for delay, disruption, acceleration and variation were assessed for litigation proceedings.

Infrastructure

QueenslandAustralia

19.89° S, 148.08° E

>$100M

Onshore LNG

Dispute Resolution

The project consisted of the civil remediation and reclamation for a LNG project in the Northern Territory. Our role was claims consultant providing the project team with advice and the preparation of claims for delay and disruption.

Infrastructure

QueenslandAustralia

23.84° S, 151.24° E

>$100M

Offshore LNG

Dispute Resolution

The project consisted of construction of subsea infrastructure for offshore LNG activities. Our role was claims consultant providing advice and analysis on daily records, offshore site conditions, latent conditions and time related claims.

Infrastructure

QueenslandAustralia

4.05° S, 122.78° E

n/a

Metro Rail Project

Dispute Resolution

The project consisted of the enabling works for a new light rail transit system. Our role was lead planner and delay analyst for the Contractor(s) in which we provided planning, delay and disruption analysis for commercial settlement.

Infrastructure

New South WalesAustralia

33.81° S, 151.00° E

>$100M

Motorway Construction

Dispute Resolution

The project consisted of the construction of a 27-km dual carriageway by a leading contractor. Our role was acting claims consultant in the review of a delay, disruption and acceleration claim.

Infrastructure

North IslandNew Zealand

41.28° S, 174.77° E

>$100M

District Supreme Courthouse

Dispute Resolution

The project consisted of the construction of a new district and supreme court precinct. Our role was planning and claims consultant providing resource based scheduling, earned value and liability advice.

Government & Specialist Facilities

QueenslandAustralia

27.46° S, 153.02° E

$10M – $50M

International Terminal Building

Dispute Resolution

The project consisted of the re-development of an existing terminal building in operational conditions. Our role was independent expert providing opinion on matters relating to delay in anticipation of arbitration proceedings.

Aviation, Security & Defence

North IslandNew Zealand

36.84° S, 174.76° E

$10M – $50M

Aviation Maintenance Hangars

Dispute Resolution

The project consisted of the construction of new maintenance hangars for an International Airport. The project broke the record for largest single span erection and largest operational hangars. Our role was lead support to appointed expert where he undertook critical path and disruption analysis for an international arbitration.

Aviation, Security & Defence

DohaQatar

25.28° N, 51.53° E

>$100M

Iron Ore Process Plant

Dispute Resolution

The project consisted of an EPC major works package relating to an Iron Ore Processing Plant and components of the Marine Load Out Facilities. Our role was consulting analyst for the respondent in an international arbitration where we undertook the analysis of delays to 50 separate works packages.

Infrastructure

Western AustraliaAustralia

22.44° S, 119.92° E

$50M – $100M

Regional Secure Facility

Dispute Resolution

The project consisted of the construction of a new regional secure facility, general population and high security. Our role was planning and claims consultant assisting subcontractors to understand their exposure and liability.

Aviation, Security & Defence

Northern TerritoryAustralia

12.46° S, 130.84° E

$10M – $50M

Defence Housing & Aviation Facility

Dispute Resolution

The project consisted of the construction of a new housing facility and re-development of existing aviation facilities. Our role was planning and claims consultant advising the head contractor.

Aviation, Security & Defence

QueenslandAustralia

27.46° S, 153.02° E

>$10M

Aviation Runway Project

Dispute Resolution

The project consisted new taxiway construction and resurfacing of an operational airport. Our role was party appointed expert in which we provided delay analysis for commercial settlement.

Aviation, Security & Defence

Port VilaVanuatu

Category Dispute Country Vanuatu Location Port Vila Coordinates 17.73° S, 168.32° E

$10M – $50M

Barracks Improvement Program (Northern Territory)

Dispute Resolution

The project consisted of living accommodation buildings and site services works in located in Northern Territory, where we acted as third party consultant by analysing project status update, determining critical delay events, and preparing detailed advice to support the client’s contractual entitlements.

Aviation, Security & Defence

Northern TerritoryAustralia

12.26º S, 130.58º E

>$300M

Forensic Data Facility

Disruption

The project consisted of a purpose building forensic computer crime and data centre. Our role was lead support analyst to party appointed expert for the assessment of delay claims using critical path analysis for expert determination.

Government & Specialist Facilities

Australian Capital TerritoryAustralia

35.28° S, 149.13° E

<$10M

Tunnel Control Centre

Dispute Resolution

The project consisted of a purpose-built control and data centre for the operational staff working for a new inner-city tunnel bypass. Our role was consulting planner providing advice on programme, critical path, status and delay.

Government & Specialist Facilities

QueenslandAustralia

27.46° S, 153.02° E

<$10M

Shopping Centre Re-Developments

Dispute Resolution

The projects generally consisted of the re-development of existing shopping centres. The projects include interface management with majors, mini majors and minors. Our role was consulting planner providing advice on programme, critical path, status and delay.

Residential, Commercial & Industrial

VariousAustralia

Various

> $100M

100+

clients helped

50+

projects annually

3.27b+

worth of claims

8+

years of industry service

3+

continents serviced

Tailored solutions for a range of sectors

Sectors

Our real experience and expertise span a diverse range of industries. We understand the unique complexities and
challenges within each sector, allowing us to deliver bespoke
delay and disruption solutions tailored to your project’s 
specific environment.

Collaborating for your success

At Halliant, we believe true strength comes from working together. That’s why we’ve built strong partnerships with leading specialists across various industries.

The Halliant Advantage

Unmatched Specialisation Our sole focus is time and cost. Our specialisations, and commitment, ensure you receive careful, unbiased, and in-depth analysis on your project.

Real-World Expertise You benefit from a team of seasoned specialists with extensive experience across diverse sectors, providing practical, actionable insights.

Critical Thinking Advantage We go beyond scratching the surface, applying incisive critical thinking to transform intricate problems into clear, defined solutions.

Proven Track Record With experience advising on billions of dollars in claims globally, we have a demonstrated history of delivering robust outcomes and maximizing commercial outcomes.

Bespoke Solutions We don’t believe in one-size-fits-all. Our services are precisely tailored to your unique project needs, from minor matters to complex disputes.

Access to a Curated Network When additional expertise is needed, our strategic partnerships with premier industry specialists ensure you always get the best comprehensive support.

Get expert clarity today

Connect with Halliant’s friendly experts who will help clarify your individual project requirements, protect your interests, and guide you towards a confident resolution.