Thomson Reuters names eight Keystone Law partners in its Stand-out Lawyers Guide 2026
Andrea James, Andrew Darwin & Anna McKibbin
Alex is a construction and engineering law specialist. He has been involved in UK and international construction and engineering projects for over 25 years, having spent a decade in the construction industry working as a civil engineer and project manager, prior to becoming a lawyer. With a practice that is evenly split between contentious and non-contentious matters, he can advise on all aspects of construction law including risk identification and management, contract negotiation (upstream and downstream), contract drafting, compliance issues, corporate issues, claims and disputes. Alex can also advise on power generation and distribution, major infrastructure and building projects, and has additional expertise in dealing with planning and environmental matters.
During his time in private practice, Alex has advised clients across a broad range of sectors including rail, building, heavy civil engineering, power generation and transmission, transport, infrastructure, health, education, mining, and oil and gas projects. He also spent a number of years working in-house including as Senior Legal Counsel for Samsung C&T Corporation in Seoul, Korea, providing counsel to the Power Plant Division with a portfolio of projects with a value in excess of US$38 billion, and Legal Counsel for Sydney Trains in Sydney, Australia.
Alex Mosson advises on construction law, building and development projects, major infrastructure and power schemes, using standard forms (FIDIC, JCT, NEC, ICE) and managing professional team appointments across project lifecycles.
Experience
Alex Mosson advises on contract drafting and negotiation, collateral warranties, bonds and guarantees, and IPP, PFI, and PPP projects.
Experience
Alex Mosson advises on dispute resolution and risk management, including issues involving collateral warranties, bonds, and guarantees.
Experience
Alex advises on regulatory, contractual and operational issues for clients involved in power generation, distribution, and natural resource extraction.
Experience
Alex advises on a wide range of legal issues in the oil and gas sector, including EPC contracts, supply agreements, joint ventures, and dispute resolution for international projects.
Experience
Please note: The experience list above may include examples of work completed prior to joining Keystone Law.
Alex qualified as a solicitor in 2005. Prior to joining Keystone Law in 2016, he worked at the following firms: