Shell is a global group of energy and petrochemical companies.

Heidelberg Cement is one of the world’s largest building materials companies.

The world leader in mineral-based specialty solutions.

Lamprell is a key player in the oil & gas and renewable energy markets with over 40 years’ experience delivering world class projects.

Tarmac is the UK's leading sustainable building materials group.

Robo Silicon Limited manufactures construction aggregates and sand to the infrastructure industry.

Nordkalk is Northern Europe´s leading supplier of limestone-based products for industry, agriculture and environmental care.

Northern Irelands leading construction materials producer, utility chamber manufacturer and building & civil engineering.

Providing a complete service for construction and civil engineering projects throughout Scotland.

The Martrade Group is a German company active in the worldwide logistics sector.

G. Webb specialise in the haulage and disposal of all types of contaminated soils in bulk, brick bats, crushed concrete and equestrian rubber.

Skyline, one of the largest tower crane and self erecting crane rental companies in the world.