Wastewater. Water. Energy. Infrastructure.

Engineering services – based on customer demand

DAHLEM Beratende Ingenieure is an owner-managed, nationally and internationally active engineering company.

We provide demand-orientated services in the fields of Wastewater Disposal, Water Management, Energy Technology and Infrastructure - primarily in the residential and industrial water sector - on the basis of constand dialogue between our Clients and our 125 highly qualified employees. Our domestic reputation as providers of high-performance, fexible and independent engineering services rests on more than eight decades of company history. 

In line with our company philosophy "Planning today and thinking about tomorrow" we always seek integrated solutions, which combine technology, economy and ecology in the long-term with functional capability and security.