Sean Fishlock is a managing director in BRG’s Global Construction practice based in the Europe-Middle East-Asia (EMEAA) region.

He is a Chartered Quantity Surveyor, Civil Engineering Surveyor, constructor, and project manager. He has thirty-three years of construction management, project management, procurement, commercial management, and construction claims experience and is a practicing expert witness on matters of project management, quantum, and project disruption.

Mr. Fishlock’s expertise has been gained from having worked for consultants, contractors, developers, and client organizations and on a wide range of national and international projects, ranging from nuclear, environmental, power, petrochemical, aviation, transport, public buildings, commercial building, and civil engineering infrastructure.

Mr. Fishlock has provided independent reports and expert testimony on matters of quantum, disruption, delay, and project management to court and arbitration proceedings internationally. His practice involves construction, property, and outsourcing sectors and spans advisory services and strategy, procurement, and dispute resolution.

Employment History

Navigant Consulting (Europe)
Managing director
2008 – 2015

Navigant Consulting (Europe)
2006 – 2008

Lockheed Martin UK (Atomic Weapons Establishment JV)
Head of project services and project delivery
2004 – 2006

Carillion Services Limited
Director/managing director defence JV’s
2000 – 2004

Carillion Plc
Business analyst and project manager
Tarmac Development Management
Development surveyor and project manager
1997 – 2000

Tarmac Construction Services
Project manager
1996 – 1997

Wimpey Construction UK
Site engineer, surveyor and assistant project manager
1989 – 1996

George Wimpey Group
Indentured trainee site engineer and surveyor
1984 – 1988

Professional Affiliations

Royal Institute of Chartered Surveyors, Member

Chartered Institute of Building, Member

Chartered Institute of Civil Engineering Surveyors, Member

Areas of Expertise


Bristol Business School
MBA, 2001

University of Wolverhampton
Institute of Directors Diploma, 1999

University of West of England
DMS, Post Graduate Diploma in Management, 1998
Cert M, Post Graduate Certificate in Management Studies, 1997

University of Central England
CIOB Professional Examinations 1-3,1991

Swindon College
Ordinary Certificate and Higher Certificate in Building Studies, 1988


Freeman of the City of London in the Worshipful Company of Constructors, 2012