The aqua & waste International GmbH was founded in 2002. aqua & waste is an independent consulting and engineering company in the field of environmental protection. Main focus is projects for water supply, wastewater treatment, solid waste, waste air and biogas. aqua & waste is working for industrial and for municipal clients. Our services include studies and research, planning, supervision and training/workshop

» more


The owner and managing director of aqua & waste International GmbH, Prof. Dr.-Ing. Peter Hartwig, has over 25 years experience in the field of environmental protection projects with more than 80 references for wastewater and sludge treatment projects. Prof. Dr.-Ing. Peter Hartwig is member of several German expert groups for environmental projects. Our team consists of young and highly motivated project engineers with hand-on experiences in several countries such as India, Vietnam, South Africa and  Bolivia.

» more


aqua & waste continuously offers internships in various business fields and the opportunity to write a bachelor or master thesis in not only confined to the field of wastewater treatment

» more