A young construction company with tradition, Meyerfoto, Iwo Hoffmann

A young construction company with long tradition

A leading multinational integrated construction and real estate company



Implenia's history

1872

Foundation public limited company Conrad Zschokke

1997

Formation of Batigroup Holding AG

2006

Foundation of Implenia from the merger of Zschokke and Batigroup

2010

Acquisition of Sulzer Immobilien AG with its real estate, land and development properties in Winterthur (today's Lokstadt) and Oberwinterthur (today's sue&til, KIM Haus Furrer etc.)

2011

Market entry in Norway as a result of the acquisition of the Norwegian concrete mast Anlegg

2012

Implenia takes over the concrete specialist Midtnorsk Betongsprøyting AS in Norway

2014

Market entry in Austria thanks to winning the major contract (50% share and technical lead) Semmering Base Tunnel

2015

Market entry in infrastructure construction in Germany, strengthening activities in Austria and Norway through the acquisition of Bilfinger Construction with approx. 1900 employees

2015

First project win in Sweden: On the outskirts of the capital Stockholm, a new north-south connection is being built with the "Förbifart Stockholm" city bypass

2015

Major contract in Germany for new Alb foreland tunnel near Stuttgart (new Wendlingen-Ulm railway line)

2016

Opening of the Gotthard Base Tunnel - the world's longest railway tunnel: Implenia (incl. Bilfinger Construction) carried out 38% of the construction work on the base tunnel and was the technical leader for three of the five lots - Sedrun, Bodio and Faido

2016

Opening up the French market with the "Grand Paris Express" project

2017

Opening up the German building construction market with the acquisition of Bilfinger Hochbau

2018

Implenia builds "Lilla Lidingöbron", one of Sweden's longest bridges, near Stockholm

2020

Spin-off of part of Implenia's development portfolio - foundation of Ina Invest

2021

Implenia and Deutsche Seereederei establish joint venture Rubus Development to develop sustainable, standardised real estate products

2021

Implenia and Deutsche Seereederei establish joint venture Rubus Development to develop sustainable, standardised real estate products

2021

Implenia erhält Zuschlag für Los H41 des Brenner Basistunnels (AT)

2022

Implenia builds Norway's longest railway bridge "Tangenvika" over Lake Mjøsa