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Management

Appointment

May 2019

Skills and experience

Alex Vaughan was appointed CEO in May 2019. Prior to this he was managing director of the Natural Resources division with responsibility for Costain’s services to water, oil and gas and power clients as well as the development of client facing technology solutions across the Group. He held this position since 2013. Alex is qualified as a chartered quantity surveyor. He has worked on infrastructure projects in the UK and internationally, as well as having held a number of corporate roles including Group HR director and corporate development director. In 2009 he completed the Harvard Business School Advanced Management Program (AMP).

External appointments

Chair of the CBI regional council.

Chief Financial Officer

Helen Willis
ACA, BSc

Appointment

November 2020

Skills and experience

Helen Willis was appointed CFO in November 2020. She has significant experience in senior finance roles, including most recently as chief financial officer of De La Rue. Prior to this, Helen worked at Premier Farnell between 2014 and 2017, including as chief financial officer from 2015. She has also held senior finance roles at Pelican Rouge, AZ Electronic Materials, and HSS Hire.

Managing Director - natural resources

Dr Maxine Mayhew
FioD, PhD

Appointment

November 2018

Skills and experience

Maxine Mayhew was appointed managing director of the natural resources division in May 2019. She joined the business in 2017 and previously held the positions of water sector director and Group capability director, responsible for Costain’s capability including technology, consultancy, complex delivery and asset optimisation. After completing a PhD in wastewater treatment, Maxine has held a variety of roles in her 20 years in the water industry focused on leadership, innovation, commercial development and strategy delivery across all aspects of the industry from operations and engineering through to central support services (marketing, supply chain, SHEQ) and retail operations.

External appointments

Senior independent director of Low Carbon Contracts Company and Electricity Settlements Company and an independent council member for Cranfield University.

Managing Director - transportation

Sue Kershaw
BSc (Hons) Civil Engineering

Appointment

March 2020

Skills and experience

Sue Kershaw has a strong track record for driving complex, high profile transport and construction programmes to delivery. Before joining Costain she was managing director, Infrastructure Advisory Group at KPMG. Prior to that she was UK infrastructure head of programme management for KPMG Major Projects Advisory. Previous positions include director of rail, Europe at CH2M and deputy director of transport for the Olympic Delivery Authority. Sue is a civil engineer and started her career with Taylor Woodrow.

External appointments

President of the Association for Project Management, a member of the Mayor of London’s Infrastructure Advisory Panel and a Royal Academy of Engineering visiting professor at the Bartlett School of Construction and Project Management, University College London.

Group Financial Controller

Martin Hunter
BA, ACA

Appointment

April 1999

Skills and experience

Martin Hunter holds the position of Group financial controller and has held a number of head office finance positions since 1984. Previously, Martin worked for Stoy Hayward, a London based firm of chartered accountants. He is a member of the Institute of Chartered Accountants in England and Wales.

Group Commercial Director

David Taylor
FRICS, FIoD

Appointment

January 2015

Skills and experience

David Taylor joined the Company in 2009 and was appointed to the Executive Board as Group commercial director in January 2015. He has held a number of senior leadership roles within the business and is currently responsible for the commercial, supply chain and procurement functions. David is also executive sponsor for business improvement including the delivery of operational excellence across the Group's portfolio of complex delivery projects. Since December 2020, David is the executive sponsor for Wellbeing for the Group.

Prior to joining Costain, David acquired more than 25 years’ experience with Taylor Woodrow where he held the position of commercial director for its UK operations.

David is a Fellow of the Institute of Directors and a Fellow of the Royal Institution of Chartered Surveyors.

Appointment

September 2019

Skills and experience

Catherine joined Costain in 2006 and has performed a number of roles, most recently as director of learning and development and corporate responsibility and prior to that as investor relations director. Highlights of her career with Costain include developing and implementing the Group’s first Corporate Responsibility (CR) strategy, achieving Platinum status in Business in the Community’s CR Index in 2013 and driving change to achieve the Group’s recognition in the Times Top 50 Employers for Women 2018-2020, and being cited as a game changer in 2019 for our work on gender parity in early careers recruitment. Catherine graduated with an honours degree in Environmental Science.

General Counsel and Company Secretary

Sharon Harris
LLB

Appointment

September 2020

Skills and experience

Sharon Harris trained as a solicitor at Norton Rose Fulbright and worked as a solicitor at Simmons & Simmons. She is a general counsel and company secretary with listed company experience gained in multiple sectors, including energy and defence. She has considerable international and domestic experience of legal, commercial and governance matters.