# Amberg Group > For around 60 years, the renowned Swiss Amberg Group has been a leader in engineering and surveying services for railway, metro, underground and specialised civil engineering. The Amberg Group is a Swiss family of companies dedicated to underground infrastructure, with operations spanning engineering, surveying technology, infrastructure planning and applied research. Headquartered in Regensdorf near Zurich, the group serves clients worldwide. ## About - [English homepage](https://amberggroup.com/): Group overview, news and group companies - [German homepage](https://amberggroup.com/de/): Gruppen-Übersicht, News und Gruppengesellschaften ## Group companies - [Amberg Engineering](https://ambergengineering.com): Engineering services for tunnels and complex underground infrastructure - [Amberg Technologies](https://ambergtechnologies.com): Surveying and monitoring technology for infrastructure - [Amberg Infra 7D](https://amberginfra7d.com): Planning, construction and maintenance of complex infrastructure - [Hagerbach Test Gallery](https://hagerbach.ch): Underground research infrastructure of Swiss national importance ## Sitemaps - [Pages sitemap (EN)](https://amberggroup.com/sitemap.xml) - [Pages sitemap (DE)](https://amberggroup.com/de/sitemap.xml) ## Contact - Address: Trockenloostrasse 21, 8105 Regensdorf, Switzerland - Phone: +41 44 870 90 90 - Email: amberggroup@amberg.ch - LinkedIn: https://www.linkedin.com/company/amberg-group/