Meet the Greencem leadership team

SigmaRoc operates from over 90 sites and employing approximately 2,900 people across Europe.

Michael Roddy

Michael Roddy

Managing Director UK and Ireland

Michael is the driving force behind our focus to lower the carbon footprint within construction. Responsible for overseeing the growth and development of the North West region for SigmaRoc he has over 20 years of experience in different leadership positions across the construction and industrial supply chain.

View Linkedin

Professor David Hughes

Professor David Hughes

Professor Hughes is Associate Dean for Research & Innovation at Teesside University and lead for the university Net Zero theme. A recognised expert in material innovation, circular economy models, and industrial digitalisation. His work spans AI- and ML-enabled solutions, geopolymer and AACM technologies, and advanced industrial process design for decarbonisation.

View Net Zero Industry Innovation Centre

Tim Capey

Tim Capey

PPG General Manager

Tim is responsible for the five precast companies within our Precast Products Group who deliver ultra-low carbon concrete solutions to our customers. These PPG companies are some of the most experienced and innovative in our industry and collectively own a significant number of patents and licences.

View Linkedin