John Collins

, Director
John Collins

A Quick Bio

BSc, MSc, MBA, DipArb, DipICArb, FCIArb, FACostE, Listed Expert DIAC, Accredited Commercial Mediator.

John works for Contractors & Employers to successfully manage post-contract contractual and commercial risks with a focus on contentious variations, claims and dispute resolution.

He has been appointed as expert contracts/commercial specialist on construction projects with accumulative value more than €2bn. With an extensive network of international claims specialists John can assemble and lead teams for any project no matter how large.

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What We Do

We can be engaged on a retainer basis for larger projects/portfolios and on an interim management basis to assist in project turnaround scenarios.

Contractual claims

Our expertise is in extension of time claims, disruption claims, acceleration claims & other contractual claims. Provide expert assessment of the merits of a claim. Prepare, negotiate and/or defend claims through to final resolution.

Adjudication, Conciliation & Arbitration

Expert advice through dispute processes including initial assessment, claim preparation and defence, selection of Adjudicator/Conciliator, advocacy and settlement advice. Expert technical support for adjudication and conciliation and Arbitration including comprehensive Expert Witness services and experience of working with leading lawyers.

Independent oversight and reporting

Independent project oversight and reporting at Board level. Project updates that include timely assessments of current claims risk profiles including delay and extension of time claims.

Project management Services (post-contract)

Commercial management support to commercial directors and project surveyors. Contemporaneous identification and management of contractual claims and delays as they arise. Support to ensure management processes comply with contractual notice provisions for claims.


Proposition One has successfully completed assignments in Ireland, UK, Romania, Abu Dhabi, Dubai, Taiwan, Hong Kong with cumulative project values more than €2bn

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