Our Publications

Discover all of the Group's Publications
Magazine Routes 53

Magazine Routes 53

A special issue dedicated to innovation, at the heart of Colas’ territories and construction sites. From Denmark to Morocco, learn how our teams are reinventing infrastructure for a more sustainable and connected future.

Brochure 2024

The year in review 2024

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2024 brochure.

Annual report 2024

Annual Report 2024

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2024 to learn how we are taking action across the globe.

CSR report 2024

CSR Report 2024

In the face of major environmental and social challenges, Colas is accelerating its responsible transformation through concrete actions at all levels. Discover how Colas is taking tangible steps for the climate, local communities, and its employees.

Magazine Routes 52

Magazine Routes 52

All aboard for rail in Routes! A focus on the rail activity Colas carries out in about twenty countries. Flip through these pages to travel the world and stop in Alaska, to visit truly unique sites, and learn more about circular economy practices within the Group.

Magazine Routes 51

Magazine Routes 51

Explore Colas’ construction sites in France that made summer 2024 unforgettable. Understand how global megatrends are transforming our business and read a feature on operational excellence.

Brochure 2023

The year in review 2023

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2023 brochure.

Annual report 2023

Annual Report 2023

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2023 to learn how we are taking action across the globe.

CSR report 2024

CSR Information 2023

In the face of major environmental and social challenges, Colas is accelerating its responsible transformation through concrete actions at all levels. Discover how Colas is taking tangible steps for the climate, local communities, and its employees.

Magazine Routes 50

Magazine Routes 50

For its 50th issue, Routes highlights the dedication of our people: through twelve portraits, meet those who make Colas what it is. Also featured: a report from Canada, where the seasons shape our activities, and a feature on equipment performance.

Routes 49

Magazine Routes 49

Head to Morocco to meet Colas’ subsidiaries, operating there for nearly a century. Dive into the Technical Division, which supports the Group’s operations through its expertise, and discover more about Colas’ Materials business.

CSR report 2022

CSR Information 2022

In the face of major environmental and social challenges, Colas is accelerating its responsible transformation through concrete actions at all levels. Discover how Colas is taking tangible steps for the climate, local communities, and its employees.

Brochure 2022

The year in review 2022

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2022 brochure.

Annual report 2022

Annual Report 2022

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2022 to learn how we are taking action across the globe.

CSR report 2021

CSR Information 2021

In the face of major environmental and social challenges, Colas is accelerating its responsible transformation through concrete actions at all levels. Discover how Colas is taking tangible steps for the climate, local communities, and its employees.

Magazine Routes 48

Magazine Routes 48

In this redesigned edition, travel to Côte d’Ivoire for an immersive look at the Route de l’Est project. Continue your global journey through Poland, Iceland or Canada. Adopt the safety reflex, and don’t miss the Grand Angle section on how the digital revolution is opening new opportunities for Colas.

Magazine Routes 47

Magazine Routes 47

From Hungary to Australia, via Madagascar and the United States… a visual journey through our sites, solutions and Group achievements. Discover Destia, Colas’ new Finnish subsidiary, and read insights on HR, the driving force behind the Group.

Code of ethics 2022

Code of ethics 2022

Anti-corruption code of conduct 2022

Anti-corruption code of conduct 2022

Brochure 2021

The year in review 2021

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2022 brochure.

Annual report 2021

Annual Report 2021

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2021 to learn how we are taking action across the globe.

ACT Brochure 2021

ACT Brochure 2021

Dive into the heart of Colas Group’s CSR commitments through the ACT – Act & Commit Together report. This strategic document outlines the 8 pillars of Colas’ responsible ambition: low carbon, biodiversity, circular economy, ethics, inclusion… and above all, concrete actions driven by teams across all continents.

Magazine Routes 46

Magazine Routes 46

Make a stop in the UK, where Colas plays a major industry role, before exploring our worksites around the world. Then go behind the scenes of our Bitumen business, and meet some of our people through portraits.

Brochure 2020

The year in review 2020

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2020 brochure.

Annual Report 2020

Annual Report 2020

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2020 from a group taking action across the globe.

Magazine Routes 45

Magazine Routes 45

A special issue published on the occasion of the launch of our Low Carbon and Biodiversity roadmap. Visit our sustainable worksites and operations, starting in Croatia, and read the testimonies of employees committed to protecting the environment.

Magazine Routes 44

Magazine Routes 44

This unique edition, released in October 2020, reflects on Colas' and its teams' response to the Covid-19 crisis. It also introduces the new brand platform and covers the Colas Team Cup finals, held earlier that year.

Modifications to the annual report 2019

Modifications to the Annual Report 2019

This document outlines the adjustments made to Colas’ 2019 Annual Report, particularly regarding the allocation of earnings in the context of the health crisis. It offers a key transparency update on the financial decisions made by the Board of Directors in April 2020.

Non-financial Performance Statement 2020

Non-financial Performance Statement 2020

In an unprecedented global context, Colas reaffirmed its commitment to corporate social responsibility in 2020. Governance, climate, inclusion, and safety: this report highlights the Group’s concrete actions to build a sustainable and exemplary model.

Brochure 2019

The year in review 2019

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2019 brochure.

Magazine Routes 43

Magazine Routes 43

In issue #43: a tribute to Alain Dupont, the traditional worldwide project roundup, a feature on the One Colas strategy, employee portraits, and a look at the latest mobility trends.

Annual report 2019

Annual Report 2019

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2019 from a group taking action across the globe.

Magazine Routes 90 years Special Edition

Magazine Routes 90 years Special Edition

A special issue celebrating Colas’ 90th anniversary. A look back at almost a century of history, growth, and innovation. Discover employee journeys and Colas’ cultural sponsorship initiatives.

Non-financial Performance Statement 2019

Non-financial Performance Statement 2019

This 2019 statement reviews the Group’s environmental, social, and societal commitments through key indicators, concrete actions, and on-the-ground feedback. It reflects a continuous improvement dynamic, supporting more sustainable and responsible growth across all Colas activities.

Annual report 2018

Annual report 2018

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2018 from a group taking action across the globe.

Magazine Routes 41

Magazine Routes 41

Strategy, iconic projects, subsidiary news, acquisitions, human resources, environment, products and techniques – a review of the past months in the life of the Colas Group.

Non-financial Performance Statement 2018

Non-financial Performance Statement 2018

Brochure 2018

The year in review 2018

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2018 brochure.

Annual report 2017

Annual Report 2017

Key figures, strategic vision, CSR ambitions: dive into the highlights of 2017 from a group taking action across the globe.

Magazine Routes 40

Magazine Routes 40

This issue takes you to Madagascar, on the runways of Ivato and Nosy Be airports. Take time to read an article about the Key Accounts approach, travel across our construction sites and meet our teams around the world, and stay up to date with Colas news.

The year in review 2017

The year in review 2017

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2017 brochure.

Magazine Routes 39

Magazine Routes 39

A report from the Persian Gulf, another from Canada on the remote Iqaluit airport site: this is how this edition begins, before delving into our HR strategy and the career paths of our employees.

Magazine Routes 38

Magazine Routes 38

Head to Chile, where the Group is expanding, and to West Africa, where Colas has been operating for over 80 years! Also featured: recent news from our subsidiaries, a few snapshots of Colas’ latest events, and portraits of the men and women behind the Group.

The year in review 2016

The year in review 2016

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2016 brochure.

Magazine Routes 37

Magazine Routes 37

Ethics, human resources, industries, subsidiary life, communications: get up to speed with the latest Colas news. Meet our teams working on the Marseille bypass project or in the Northeastern United States with our subsidiary Simon Contractor.

The year in review 2015

The year in review 2015

Colas is a major player in the construction and maintenance of transport infrastructure and urban development, thanks to its presence across the entire value chain and its strong local footprint worldwide. Learn more in our 2015 brochure.

Magazine Routes 36

Magazine Routes 36

From Slovakia to Côte d’Ivoire, via the United States, Morocco and mainland France... Take a world tour of Colas' worksites, projects, and major achievements. Starting with the new Littoral road in Réunion Island, where our teams are building 6,700 meters of causeway and an interchange.

Magazine Routes 35

Magazine Routes 35

In this autumn 2015 issue, explore the latest Colas news and Group life in Routes. Travel across our sites — such as the Highway 63 project in Alberta (Canada) — and learn more about our teams and subsidiaries around the world.