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  •  Portrait
  • Organisation
  •  Co-operation
  •  Partners
  •  Membership
  •  History
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  •  Interview Dr.-Ing. Walter Thielen
  •  Gas Supply Networks
  •  European Forum Gas
  •  UGS World Map
  •  Gas committees
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  •  Climate Change
  •  Water Industry Profile
  •  European Forum Water
  •  Water committees
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  •  Standardisation
  •  Certification
  •  Research and Development
  •  Professional Development
  •  Communication
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  •  Recent activities
  •  China
  •  International cooperation
  •  International memberships of DVGW
  •  European Forum Gas
  •  European Forum Water

The Head Office, the regional and local offices, certification and testing bodies, research and training institutes and specialist committees of the DVGW all work together closely.