Fully prepared.
For any challenge.  

SAG stands for technical expertise, quality and excellent service.  

SAG subsidiaries in Germany

SAG has several subsidiaries in Germany that expand the capabilities of the Group. You can get more information on the most important subsidiaries here.

Bohlen & Doyen GmbH

Bohlen & Doyen GmbH, based in Wiesmoor, provides comprehensive services in the fields of gas, water, waste water, electricity, telecommunications and oil. The company has, in particular, a comprehensive skill set in the construction of gas pipelines and can manufacture pipelines for district heating and steam pressure lines in all dimensions and pressure ratings. This is where the SAG Group's offshore activities are controlled.

SAG Erwin Peters GmbH

SAG Erwin Peters, based in Hamburg, complements the SAG range of services in the process and automation technology as well as measuring and control technology sectors. The company designs, supplies and constructs control and electro-technical systems, focussing on the processing industry, transport/logistics and healthcare.

InfoGraph GISMobil GmbH

InfoGraph GISMobil, based in Ramstein-Miesenbach, operates in the geoinformation systems sector. The company develops the geographical information system, GISMobil, and creates concepts for its use which are tailored to the specific requirements of energy suppliers, waste management companies and local authorities.