Interessengemeinschaft Regelwerke Technik (Industrial Practices Interest Group) (IGR) e.V. was founded at Industriepark Höchst in 2007. Its mission is to maintain and share the know-how developed over 130 years in the chemical and pharmaceutical industries and work together to further cultivate it.

Today, over 30 companies and service providers in the process industry from across Germany are members of IGR.

At present, employees from the following member companies benefit from IGR services: