Vision & Mission


Taking the lead in maintenance optimization

We believe that maintenance is one of the most important tools for optimizing production, ensuring health and safety and minimizing environmental impact. Dietsmann not only strives to fully master the technology of maintenance but also to integrate it seamlessly into our clients’ production objectives. That is why, in 1986, we were the first to call our key services operation and maintenance services.
We apply world class methods for maintenance and production optimization in all the countries where we are active. In so doing, we enhance the development of their rich natural and human resources in a financially, socially and environmentally responsible way.



To be the world’s leading independent provider of maintenance services to the oil & gas, power and mining production and operation industries.

Dietsmann is known for its pioneering work and its consistent focus on its core business.

We are always responsive to client needs, innovative in our thinking and more agile than our larger integrated competitors. This culture has earned Dietsmann the trust of its clients, with many of whom it has long-standing relationships.

Our focus is on those industry sectors where efficiency gains, cost reduction and intelligent solutions to complex problems count. These include the oil & gas and petrochemical industries and power utilities. The huge number of production facilities we maintain provides our clients with unparalleled knowledge and experience in optimizing plant performance.