[4][5] After the company was renamed to Hahn Automation, the first foreign location in the United States (USA) was established in 2000.

In 2019, the companies DFT Maschinenbau,[13] Walther Systemtechnik,[14] and REI Automation[15] joined the Hahn Group.

Philipp Unterhalt developed the concept of the Hahn Group as a federation of medium-sized automation and robotics specialists in collaboration with founder Thomas Hähn.

Currently, about 900 employees work at locations in Germany, China, the United Kingdom, Croatia, Mexico, the Czech Republic, and the USA.

[24][25] Hahn Automation Group Austria (formerly DFT Maschinenbau) specializes in automated assembly and testing technology and produces for the automotive industry, including pumps, brake systems, exhaust gas treatment systems, transmissions, turbochargers, automotive electronics, and safety boxes.

[26][27] Walther Systemtechnik develops and builds systems for dosing applications for the automotive, pharmaceutical, food, rubber, chemical, and metal processing industries and has its branch in Germersheim.