Ellis Baker

Partner, London


“Ellis Baker is a long-standing authority on construction law, including procurement, drafting and negotiation of contracts. According to sources, “His reputation in the world of FIDIC speaks for itself”.
Who’s Who Legal 2018, Construction


Head of the Firm's Construction Practice, Ellis Baker is a leading authority on construction law.

Ellis advises clients on all aspects of the delivery of construction and engineering projects, from procurement and the drafting and negotiation of contracts, to contract administration and the avoidance and resolution of disputes. Originally a barrister, Ellis acts as lead advocate in the cases on which he is instructed.

Ellis has advised developers, contractors, consultants and lenders on projects in 31 countries across five continents, including power stations, oil and gas installations, metals and mining facilities, process plants, transport infrastructure and commercial developments.

Ellis is one of the few individuals ranked Band 1 for Construction: Contentious and Construction: International Arbitration by Chambers UK. He is also ranked in the Hall of Fame for Construction by The Legal 500.

Ellis has been recognised by independent legal directories as a leading lawyer for construction law since 2005, and, in 2022, was described as being "very knowledgeable and a leading expert in FIDIC contracts, [as well as] an impressive international construction lawyer." by Chambers UK.

Ellis is lead author of "FIDIC Contracts: Law and Practice", published by Informa, the principal construction text covering the whole suite of major FIDIC forms of contract.

Bars and Courts
Solicitor, England and Wales
Barrister, England and Wales
Queens' College, University of Cambridge
Queens' College, University of Cambridge
BA Law
Queens' College, University of Cambridge


Project Development:

The Nord Stream Baltic pipeline
Representing the joint venture project company, Nord Stream AG, and the sponsors, OAO Gazprom, E.ON Ruhrgas AG, BASF/Wintershall GmbH, N.V. Nederlandse Gasunie and GDF Suez, on the construction of the Nord Stream Baltic pipeline, which runs from Russia to Germany through the Baltic Sea and the exclusive economic zones of Russia, Finland, Sweden, Denmark and Germany. The contract form was LOGIC. This matter was selected as 2009 European Gas Deal of the Year by Project Finance International magazine, as one of the Best Deals of 2009 by Global Trade Review magazine, as 2010 European Midstream Oil & Gas Deal of the Year by Project Finance magazine, and 2010 Oil & Gas Deal of the Year by Infrastructure Journal. In addition, as a result of White & Case's work on this ground-breaking project, our firm was selected as 2011 Infrastructure/Energy Team of the Year by The Lawyer.

Integrated refinery, power, port, rail, town and mine project, Guinea
Advising and drafting on behalf of the project sponsors the construction contracts and contract mining agreement for a US$2.5 billion integrated alumina refinery, power plant, port, rail, town and mine project in Sangarédi, Guinea.

The largest petrochemical complex in Mexico
Acting for a joint venture on the construction of the largest petrochemical complex in Mexico (consisting of an ethylene cracker and three polyethylene plants) to supply ethane to the Mexican state-owned oil and gas company. It was named Deal of the Year at the Project Finance International Awards 2012.

Nuclear power station, Türkiye
Advising an international contractor on the procurement of a contract for the construction of a nuclear power station in Türkiye.


Dispute Resolution:

Landmark hotel and retail development, Saudi Arabia
Representing the owner in connection with an ICC arbitration arising from the construction of a landmark hotel and retail development in Riyadh, Saudi Arabia under a FIDIC Red Book contract.

Oil refinery and pipelines, Latin America
Representing a major contractor in a US$1.4 billion ICC arbitration with a state petroleum company arising from construction of an oil refinery and pipelines in Latin America.

Airports, a Middle East government
Advising a Middle East government on disputes relating to the construction of new international airports and regional airports in the country, under various forms of FIDIC contract.

Sub-sea electrical interconnector, Europe
Representing a global electrical cabling supplier and contractor in an ICC arbitration under a FIDIC Yellow Book contract against an entity concerning a sub-sea electrical interconnector connecting two European countries.

Railroad in Central Europe
Representing a European main contractor in relation to claims for additional time and cost, made against a European State entity, arising from major railroad construction and renovation works in Central Europe. The dispute, which arose under a FIDIC Red Book contract, was resolved following DAB proceedings.

Offshore oil and gas facilities, Indonesia
Representing a major US oil company in an UNCITRAL arbitration with a major contractor relating to the construction of offshore oil and gas facilities in Indonesia.


FIDIC Contracts: Law and Practice, Informa, December 2009, (lead author)

Tendering & Procurement in Construction, RICS Books Case in Point Series, October 2008, (co-author)

Expert Witness, RICS Books Case in Point Series, July 2005

Awards and Recognition

Legal 500 UK 2016
"Ellis Baker give[s] 'to-the-point advice' and [is a] well-regarded expert on FIDIC contracts."

Chambers UK 2015
"Ellis Baker is a 'high-calibre construction lawyer and contracts expert,' according to sources. He has a wealth of experience in relation to FIDIC contracts and is praised for providing 'practical, clear and useful advice.'"

Chambers UK 2014
"Knowledgeable and energetic"

Chambers UK 2013
"Very highly regarded… [he] is recognised by clients as an 'outstanding' lawyer."

Chambers UK 2012
"Amongst the leaders in international construction work under English law."

Chambers UK 2011
"Ellis Baker heads the construction and engineering group, and has a substantial international practice."