At McCann and partners, we have over 40 people in the team and our offices are based in Cardiff, Swansea and Bristol.

Our experience, coupled with our collaborative approach to working, means that we get to work with high profile clients and innovative projects throughout the UK.

Our senior management team have an abundance of experience with the vision of creating a better and more sustainable future. Our stature means that everyone has the opportunity to get involved in projects to ensure we operate more effectively and efficiently as a business. 

Senior Management Team

Matthew Williams

Mechanical Director

Matthew joined McCann & Partners in 1998 as an Associate Director, and was promoted to Director and Partner in 2002.

Matthew has 28 years’ experience within the Construction Industry, 15 of which have been at Director level.

Justin Thomas

Electrical Director

Justin joined McCann and Partners in 2005 as a Senior Electrical Engineer, becoming an Associate in 2008 and Director in 2016. 

Justin has 26 years' experience in Building Services Engineering and is committed to the development and promotion of Building Services within the region. He is currently Chairperson of the South Wales Region Chartered Institution of Building Services Engineers (CIBSE), a professional interviewer for CIBSE and active STEM Ambassador.

Geraint Hopkins

Mechanical Director

Geraint has 30 years’ experience within the Construction Industry, 16 of which have been at Director Level. 

Geraint is responsible for managing McCann and Partners M&E resources in our Swansea office.

Virginia Clement

Associate/ Head of Sustainability

Virginia trained as a Civil Engineer at the University of Bath and has a Masters in Renewable Energy Systems Technology from Loughborough University.
With an Engineering Doctorate from Swansea University, she provides guidance to clients aspiring for decarbonisation and a net zero carbon future.

Chris Morgan

Electrical Director

Chris joined McCann and Partners as a Trainee Electrical Engineer in 2004, becoming a Senior Engineer in 2011, an Electrical Associate in 2015, and then progressing on to be a Director in 2019.

Chris is incredibly committed to his work at McCann, with extensive experience in delivering projects from concept to detailed design and construction.

Daniel Carter

Electrical Director

Dan joined McCann and Partners in 2003 and has progressed through a structured training programme to his current position as Electrical Director.

Dan actively develops and strengthens relationships with clients and their teams, and aspires to the very highest standards of energy efficiency, quality service and business performance.

Liam Poole


Liam joined McCann and Partners as a Director in 2021 to lead our Bristol office.


Liam has over 15 years of industry experience and has successfully delivered a wide range of projects across the UK and overseas.

David Airey

Mechanical Associate

David joined McCann and Partners as a Trainee in 1979 and progressed to become an Associate in the practice.

David is a Lead Mechanical Engineer and is actively involved in both concept and detailed design, and is currently using Revit MEP/ BIM. 

David is very experienced in low energy solutions and has extensive experience of CHP, Biomass, Ground and Air Source Heat Pumps, Solar Hot Water Systems and Rainwater Harvesting Systems.

Rhys Silcox

Mechanical Associate

Rhys re-joined McCann and Partners in 2013 as a Senior Mechanical Engineer, after previously working as a Junior Engineer between 2004 and 2008. He became a Mechanical Associate in 2018.

Rhys is an enthusiastic and committed professional with over 15 years’ experience in the construction industry.

Rhys has extensive experience in delivering projects from concept to detailed design and construction, particularly within the commercial and residential sector.

Anthony Collins

Electrical Associate

Anthony joined McCann and Partners in 2007 as a Junior Electrical Engineer, becoming a Senior in 2015 and an Associate in 2019.

Anthony has over 14 years’ experience in the consultancy industry, and has an extensive knowledge of electrical engineering systems accross a wide range of different sectors.

Anthony is the lead on vertical transportation systems.

Graham Carr

Mechanical Associate

Graham joined McCann and Partners in 2008 as a Graduate Mechanical Engineer, becoming a Senior Mechanical Engineer in 2013 and a Mechanical Associate in October 2020.

Graham has over 13 years’ experience in the consultancy industry and is a Member of the Chartered Institute of Building Services Engineering (MCIBSE) and a CIBSE Low Carbon Energy Consultant (LCEA).

Graham is also a certified Passive House Consultant.

Darian Jones

Mechanical Associate

Darian joined McCann and Partners in 2013 and became an Associate in 2021.

Darian is a Chartered Engineer with over 25 years of experience and is a member of the Chartered Institute of Building Services Engineers (CIBSE).  

He has a broad range of experience spanning over many sectors and is passionate about driving down energy demand through collaborative design.