• Association Container quay Bremerhaven (CT I, CT II, CT III und CT IIIa), HOCHTIEF Hamburg/Bremen
  • Association Excavation Pit museum, Köln, Dyckerhoff & Widmann AG
  • Association berth 9 Cuxhaven, sheet piling sealing
  • Association Bohlwerk, Helgoland, L. Voss, Cuxhaven
  • Association L. VossGebr. Neumann Bauunternehmung, Norden, port construction
  • BEB Hannover, drilling department
  • Bilfinger & Berger, Offshore Division, Hamburg / Herr Butt, Bilfinger & Berger AG Hamburg
  • Association Amerikaport, Cuxhaven, L. Voss, Cuxhaven
  • Association Fishing harbor lock, Bremerhaven, HOCHTIEF, Bremen
  • Association Wesertunnel, Dedesdorf, HOCHTIEF, Bremen
  • Association Freewheel channel, Bremerhaven, Aug. Prien Bauunternehmung, Hamburg
  • Lock Enkirch sheet piling rehabilitation, WSA Koblenz
  • new construction Lock Garwitz, Ph. Holzmann, Hannover
  • Association Saar Malsatt, extension Saar-Burbach, Muller Travaux Publics
  • Association Lock new – old port, HOCHTIEF Bremen
  • Association Lock Zeltingen, Fa. Züblin
  • Mainextension / Fa. Domarin
  • Mainextension / Fa. Meister
  • Seelock Papenburg, Stadt Papenburg
  • Remediation sand stone bridge over the Regnitzaltwasser Forchheim, Stadt Forchheim-
  • Limeriktunnel Shannon Irland, Spezialtiefbau Fredrich GmbH-
  • Association Sturmflutsperrwerk Luneplate, Oldenburg
  • Association Weserwehr, Bremen
  • Association Wintrich, Schlem
  • Association Kaiserlock Bremerhaven, Firma Hochtief Bremen
  • rail rehabilitation Lock Oslebshausen, Bremenports GmbH & Co. KG Bremerhaven-
  • Adam Hörnig Aschaffenburg, Bridge pier renovation Mainbrücke Eltmann
  • Niedersachsen-Ports Brake, Harbor bottom examination building controls
  • Association Kajen Bremerhaven Gerdts-Kröger, general maintenance work and building controls
  • Falck Nutec Bremerhaven, backup divers
  • Federal Waterways, salvage of probes in the North Sea
  • H. F. Wiebe GmbH & Co. KG, THW Hoya (Barme) underwater welding
  • W. Wortmann GmbH, Bremen-Werra port / pier
  • German Sport Marine eV, salvage "Smitlos" and "Seelust"
  • Towage, salvage and ReedereimbH & Co. KG, salvage of container in the outer Weser
  • John Sergeant GmbH & Co. KG, Wolf, New Moselbrücke.
  • Weser wind, wind farm Borkum West II
  • N ports of Wilhelmshaven, renewal of anodes at the terminal Voslapper Groden
  • North Sea dredging and civil engineering GmbH industrial port of Bremen
  • WeserWind wind farm "Baltic 2" (Offshore)
  • Water and Navigation Office, outskirts Neuses Military Neuses
  • Oldenburg Underwater Survey sheet piling harbor and city
  • Association Schwerlastkai Steel Wind (Bilfinger Construction Ltd.) Schwerlastkai Steel Wind