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CompanyServicesReferences European industrial park Banan, Chongqing/China

Company >Facts
to the point


  • We take an active approach to science and research.
  • We are co-founders of the German Sustainable Building Council (DGNB).
  • The founder of the company Mr. Prof. Dr.-Ing. C.J. Diederichs has also co-founded DVP, a German association for construction project manager where he was chairman for a long period of time.
  • Prof. Dr.-Ing. C.J. Diederichs and various employees have published several articles, studies, and publications.
  • We have been one of the first construction project management companies in Germany with certified qualification according to DIN ISO 9001.
  • As a DIN ISO-9001 certified company with a relentless dedication to excellence, our quality management systems are constantly supervised and audited internally and externally.
An extract of the DSQ audit report confirms:
“The employees show high awareness of the fact that the clients´ satisfaction is a crucial success factor. We assess the competence of the staff to be on a very high level. Their identification with the company's philosophy and goals is unabatedly strong“. Source: DQS GmbH, Deutsche Gesellschaft zur Zertifizierung von Managementsystemen (German association for the certification of management systems), Frankfurt, Main

  • German association of project managers in the building and real estate management sector (DVP-Deutscher Verband der Projektmanager in der Bau- und Immobilienwirtschaft e. V.)
  • German Sustainable Building Council (Deutsche Gesellschaft für nachhaltiges Bauen e.V.)
  • German Association for Project Management (GPM-Deutsche Gesellschaft für Projektmanagement e.V.)
  • German Association of Consulting Engineers (VBI-Verband Beratender Ingenieure)
  • Chamber of Engineers in North Rhine-Westphalia, Germany(Ingenieurkammer-Bau Nordrhein-Westfalen)
  • BPPP-Federal Association Public Private Partnership e. V.
    (BPPP-Bundesverband Public Private Partnership e.V.)
  • Architectural association North Rhine-Westphalia (Architektenkammer Nordrhein-Westfalen)
  • Architectural association Berlin (Architektenkammer Berlin)

DIEDERICHS International GmbH
Chausseestrasse 25
D-10115 Berlin, Germany

phone: +49 (0) 30. 21 23 38.38

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DU Diederichs Projektmanagement

Mother company DU Diederichs is one of the leading project management companies in Germany's building sector. Since 1978, DU has represented a high level of professionalism and independence with competencies in various fields including program management, project management, public private partnership, sustainable real estate consulting, urban planning, technical due diligence, supervision, and quantity surveying, composing whole and comprehensive range of real estate consulting services.

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