News

19.11.2025

Certificate for the training year 2025, Nov. 2025

18.11.2025

SONNTAG Sustainability Report 2024 published, Nov. 2025

19.09.2025

Drill head naming A2_115 Weickelsdorf, Sept. 2025

19.08.2025

TRAINEES 2025 - Let's go into the future with SONNTAG

19.06.2025

B2RUN company run in Koblenz, June 2025

18.08.2024

Trainees 2024 - Welcome!

18.06.2024

B2RUN company run in Koblenz, June 2024

19.05.2024

SONNTAG voluntarily increases wages, salaries, and training compensation until an agreement is reached by the collective bargaining parties, May 2024

19.04.2024

New in the portfolio: Horizontal drilling method - April 2024

19.01.2024

Charlotte Hermes strengthens management of the SONNTAG Group - Jan. 2024

17.09.2023

"SONNTAG-Bus" - Sept. 2023

16.09.2023

Anniversary celebration - 90 years SONNTAG - Sept. 2023

16.09.2023

90 years SONNTAG – laser show and aftermovie

15.09.2023

Koblenz: New drinking water pipeline - Sept. 2023

19.08.2023

Trainees 2023 - Welcome!

19.03.2023

New workshop hall and more storage space in Dörth - Jan. 2023

19.10.2022

SONNTAG Bau celebrates anniversary: Sustainability for 90 years - Oct. 2022

19.08.2022

TRAINEES 2022

19.07.2022

Office extension Dörth - July 2022

19.01.2022

Robert Himmel strengthens management of the SONNTAG group - Jan. 2022

19.11.2021

Borehead naming in Hamburg, Diebsteich - Nov. 2021

01.08.2021

New TRAINEES starting August 1, 2021

19.12.2020

Construction site Düren, Renkerstraße - Dec. 2020

01.08.2020

New trainees - WELCOME! - Aug. 2020

19.07.2020

"Mission completed" - Zurich, Gerstenstraße - July 2020

19.06.2020

Microtunnelling process in Herne - June 2020

12.02.2020

Further certification in the field of occupational safety - Feb. 2020

10.01.2020

New trainee film online - Jan. 2020

14.11.2019

New certification in the field of occupational safety - Nov. 2019

13.11.2019

Depth Collector Viersen, Drill Head Naming - Nov. 2019

09.10.2019

New video - Giant pipe Mannheim - Oct. 2019

08.08.2019

New trainees Dörth / Bingen - August 2019

06.06.2019

Coin Company Run in Koblenz - June 2019

11.10.2018

Construction site Mannheim, Altrheindüker - October 2018

08.08.2018

Football match SONNTAG : W+S Monnerjahn - August 2018

07.08.2018

New trainees Dörth/Bingen - August 2018

11.07.2018

Construction site Sinzig-Bad Bodendorf - July 2018

12.06.2018

Construction site Cologne, Rhine crossings - June 2018

16.05.2018

Construction site Goslar, Petersberg - May 2018

07.03.2018

Construction site Zug/Switzerland Drainage North / Circulago, March 2018

14.02.2018

Best in exam in the road construction trade, Feb. 2018

10.01.2018

New branch management in Bingen Jan. 2018

09.11.2017

Lecture by Bernd Sonntag at the "Night of Technology" in Koblenz, Nov. 2017

11.10.2017

Recovery Drill Head, Project Waldkraiburg/Bavaria

13.09.2017

85th anniversary of SONNTAG Baugesellschaft

13.09.2017

SONNTAG at trainee fairs

12.09.2017

Presentation of the master's thesis by Tobias Fischbach

11.09.2017

Coin Company Run 2016 - Runners with new outfit

10.09.2017

Harmonious work in the neighboring country, Steyr/Austria

09.09.2017

New certification

08.09.2017

Rheindüker Köln - A new district heating tunnel is being built under the Rhine

07.09.2017

Rheindüker Bingen

06.09.2017

1. Deployment for our new AVN 2500

05.09.2017

Leadership change at the headquarters in Dörth

04.09.2017

Best in exam in the trade of concrete/reinforced concrete builder

03.09.2017

80th anniversary of the SONNTAG Baugesellschaft

02.09.2017

7th Nuremberg Information and Experience Exchange on Pipe Jacking

01.09.2017

Double success for SONNTAG Bau

19.08.2017

„Coin Company Run“ June 2011 in Koblenz

16.08.2017

Frankfurt Airport

01.08.2017

Trainees 2017 Dörth / Bingen