Safety & Quality with tradition

H. Anger's Sons - Drilling and well construction company - since 1863




Herr Mueller Ruhe
F +49 5602 9330-70

Dipl.-Kfm. Martin Müller-Ruhe

General Manager

General Manager since 2011, responsible for the fields of finances, communications, legal matters, personnel and IT.

Authorized signatory

Dipl.-Ing. (FH) Peter Kriebel

Head of Shallow drilling department

As head of department with power of attorney, Peter Kriebel is responsible for the field of shallow drilling technology as well as workover, regeneration and pump tests since 2009.

Dipl.-Ing. (FH) Berthold Kibellus

Head of Deep drilling department

Since 2009 Berthold Kibellus, as head of department with power of attorney, is responsible for the field of deep drilling technology between 1000 and 7000 m.


Dipl.-Ing. (FH) Rudolf Riedl

Head of HSE-department

Since 2006 Rudolf Riedl is responsible for the fields of occupational safety and technical design. Besides questions concerning the Safety Certificate Contractors (SCC), he is also the contact for all questions from technical drawings to construction.

Dipl.-Ing. Ralf Schmidt

Quality Management, Data protection officer

Since 1999 – until 2012 in construction management activity and trainer in the field of well construction. Development of a QM system according to ISO 9001 with an external IB and initial certification in 2014. Activity as QMB, DSB and responsible DVGW technical supervisor of the company.

Matthias Neumann

Workshop Manager