Accessibility

Colas road solutions

Security and traffic management

New construction and rehabilitation of buildings

Depollution

Colas' expertise for consumers

Construction and maintenance of civil engineering works

Railways

Mobility Services Activator 
 

Deconstruction 

Water and Energy transport

Thai bitumen joint venture

Photovoltaic road surfacing

IT services and digital solutions

Subsidiary company specialized in bitumen

Colas website in Austria

Colas website in Belgium

Colas website in Switzerland
 

Colas website in the UK

Colas website in South Africa

Colas website in Australia

Colas website in Czech Republic

Colas website in Denmark

Colas website in Croatia

Colas website in Hungary

Colas website in Ireland
 

Colas website in Iceland
 

Colas website in Poland

Colas website in Slovenia

Colas website in Canada

Colas website in Romania

Colas website in the Middle East

Colas website in the USA

Colas website in Reunion Island 

Colas website in Slovakia

Colas website in Mauritius

Colas website in Peru

Colas website in Chile