Welcome to / Croeso i Griffiths Welcome to Griffiths. We are a sustainable civil engineering contractor that helps connect communities through road, rail, water, and utilities. We pride ourselves on delivering the highest quality projects in a healthy, safe, and sustainable manner to improve people’s everyday lives. As a regional company, we have an inherent interest in the social, economic, and environmental well-being of the areas within which we live and work. We invest in these local communities through every project we undertake. We directly employ a well-trained, dedicated and highly competent workforce of over 1,000. Our strong customer base includes Welsh Government, Network Rail, National Highways, TfW, local authorities, Utility Companies and selected private sector organisations.