Ian Robinson, BSc (Hons) LLB (Hons) MRICS ACIArb




Ian is the Principal at Tempus Delay Analysis and leads a specialist team providing advice, support and expert analysis services on delay and disruption disputes. His specialisms include delay and quantum assessment including, but not limited to, advising on (and giving expert evidence in relation to) disputes in respect to major building and civil engineering schemes.

Work has involved demonstrating the cause, extent and cost consequences of varied work, delay and disruption involving, amongst other things, bulk earthmoving and major roadworks, the construction of power stations and oil platforms and pipelines, flood damage, the construction of reinforced concrete walls and bridges etc. Work has also involved advising architects and engineers on delay/extension of time issues during the course of projects. Ian also has extensive experience acting as the expert in which oral evidence has been given.

As well as his experience in Delay Analysis, Ian has also co-written a number of publications including the Aqua Guide to Procurement, Tendering and Contract Administration.





Lee Mallek, BSc BEng (Hons) LLM FCIOB ACIArb AssocRICS AMAE




Lee has over fourteen years’ experience working for Main Contractors in preconstruction, site management & project planning and five years’ experience providing planning support, recovery measures, project and programme management, forensic delay analysis for Claims Consultants in the UK, Caribbean and Middle East.

He is an experienced construction and planning professional who has worked in a variety of project sectors including Commercial, Retail, Schools, Laboratories, Hospitals, Ministry of Defence, Sports Facilities, Scheduled Ancient Monuments, Civil Engineering, Power Plants, Chemical Plants and Utilities.

Lee is familiar with all delay analysis techniques, has completed a Master’s qualification in Construction Law and has considerable experience in the use of all forms of planning software including Primavera P6, Primavera P3, Microsoft Project, Asta Power Project and Primavera SureTrak.


Laura Hart



Practice Manager

Laura has been with Tempus from the very beginning, having already worked with Ian since 2010.

Laura is responsible for all aspects of managing the office, including the administrative, financial and HR tasks that come with assisting Ian in the running of the business, and keeping this very busy team organised.