H. C. Stülcken Sohn

H. C. Stülcken Sohn, commonly referred to as Stülcken-Werft, was a German shipbuilding company based in Hamburg. Heinrich Christoph Stülcken founded the business in 1846, placing it within Hamburg's long-established maritime and industrial economy. Over its existence, the yard built both civilian and military vessels, and its work reflected the changing requirements of German shipping and naval procurement from the nineteenth century through the post-Second World War period. The company is associated with a diverse construction portfolio. Its civilian output included vessels such as the No. 5 Elbe, launched in 1883. The yard also constructed sailing training ships, including Dewaruci for Indonesia and Jadran, which later became associated with Montenegro. During the First World War, Stülcken built SM U-157 for the Imperial German Navy. Under the command of Max Valentiner, the submarine undertook a 139-day cruise from 27 November 1917 to 15 April 1918, described in the reference material as the longest cruise of the war. The yard's military activity expanded substantially during the Second World War. It built 24 Type VIIC submarines for the German Kriegsmarine between 1939 and 1944. This wartime production is inseparable from the company's documented use of forced labour from the Neuengamme concentration camp, including labour supplied through a company subcamp. That history is a significant part of the company's historical record and should be considered alongside its engineering and production achievements. After the war, the company returned to naval construction for the newly established Bundesmarine. Its post-war output included six Köln-class frigates, four Hamburg-class destroyers, and the auxiliary ship Deutschland. The yard also developed the Stülcken derrick during the 1950s, a lifting system intended for handling very heavy cargo. This technology represented the company's contribution not only to vessel construction but also to marine cargo-handling equipment. H. C. Stülcken Sohn remained an independent shipbuilding identity until 1966, when it was absorbed by Blohm + Voss. The company is therefore no longer an operating shipbuilder, but its name survives in historical accounts of Hamburg shipbuilding, German naval construction, wartime submarine production, post-war Bundesmarine procurement, and heavy-lift marine equipment.

H. C. Stülcken Sohn was established in Hamburg in 1846 by Heinrich Christoph Stülcken. The company developed within the city's maritime industrial environment and became known under the alternative name Stülcken-Werft. Its business covered both commercial and military shipbuilding, allowing it to participate in different phases of German naval and maritime development. Among the documented civilian vessels associated with the yard was No. 5 Elbe, built in 1883. The company also constructed sailing training vessels. Dewaruci was built for Indonesia and served as an Indonesian Navy barquentine from 1932 to 1952. Jadran was built for Montenegro and served in the period from 1930 to 1931. These vessels illustrate the yard's work beyond German naval contracts and its connection to international maritime users. During the First World War, the yard built SM U-157 for the Kaiserliche Marine. The submarine's wartime cruise, commanded by Max Valentiner, ran from 27 November 1917 through 15 April 1918 and lasted 139 days. The cruise is identified in the reference material as the longest of the war. The vessel remains one of the most notable individual naval products associated with the company. The Second World War brought a much larger submarine-building role. Between 1939 and 1944, H. C. Stülcken Sohn built 24 Type VIIC U-boats for the Kriegsmarine. This production history is also connected to serious human-rights abuses. The company used forced labour from the Neuengamme concentration camp, with labour supplied through its own subcamp. This fact is essential to any balanced account of the company and places its wartime industrial output within the broader system of concentration-camp labour and Nazi Germany's war economy. After 1945, the company constructed vessels for the Bundesmarine, the navy of West Germany. Its documented post-war naval work included six Köln-class frigates built from 1958 to 1962, four Hamburg-class destroyers built from 1959 to 1963, and the auxiliary vessel Deutschland, identified by the naval designation A59 and associated with the 1959 period. These projects demonstrate that the yard continued to operate as a significant naval contractor after the war, despite the transformation of Germany's political and military institutions. The company also developed the Stülcken derrick in the 1950s. This lifting device was designed for very heavy cargo and represented a specialized engineering product related to shipboard handling and marine logistics. It broadened the company's industrial significance beyond hull construction. H. C. Stülcken Sohn's independent corporate existence ended in 1966, when it was absorbed by Blohm + Voss. The business is consequently a defunct shipbuilding company rather than an active contemporary brand. Its historical importance rests on the combination of Hamburg shipyard heritage, civilian and training-ship construction, Imperial German and Kriegsmarine submarine production, post-war Bundesmarine vessels, heavy-lift equipment, and the documented forced-labour history of its wartime operations.

1. 1966Absorption by Blohm + Voss

   H. C. Stülcken Sohn was absorbed by Blohm + Voss and ceased to exist as an independent company.

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2. 1959Post-war destroyer and auxiliary construction

   The company began the documented 1959–1963 construction period for four Hamburg-class destroyers and constructed the auxiliary vessel Deutschland.

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3. 1958Köln-class frigate construction period begins

   The yard's documented construction of six Köln-class frigates began during the 1958–1962 period.

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4. 1950Stülcken derrick developed

   The company developed the Stülcken derrick, a lifting device for very heavy cargo.

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5. 1944Type VIIC production period ends

   The documented period in which the yard built 24 Type VIIC submarines ended.

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6. 1939Type VIIC submarine production begins

   The company began building Type VIIC submarines for the Kriegsmarine during the Second World War.

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7. 1917U-157 begins its major wartime cruise

   Under Max Valentiner, U-157 began a cruise on 27 November 1917 that lasted until 15 April 1918.

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8. 1916SM U-157 built

   The yard built SM U-157 for the Imperial German Navy.

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9. 1883Construction of No. 5 Elbe

   No. 5 Elbe is listed among the company's civilian vessels.

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10. 1846Company founded in Hamburg

    Heinrich Christoph Stülcken founded H. C. Stülcken Sohn, later also known as Stülcken-Werft.

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A Hamburg shipyard serving civilian, naval, submarine, and heavy-lift equipment requirements across the nineteenth and twentieth centuries.

• Civilian shipsCommercial shipbuilding1883

  The yard built civilian vessels during its long operating history. No. 5 Elbe, listed as an 1883 construction, is a documented example of its commercial shipbuilding work.

• DewaruciTraining ship1932

  Dewaruci was a barquentine built by the yard for Indonesia. It served in the Indonesian Navy from 1932 to 1952 and represents the company's construction of international sailing training vessels.

• JadranTraining ship1930

  Jadran was a barquentine built by H. C. Stülcken Sohn and associated with the Montenegrin Navy during the 1930–1931 period.

• SM U-157Submarine1916

  SM U-157 was a submarine built for the Kaiserliche Marine during the First World War. Its 139-day cruise under commander Max Valentiner made it one of the yard's most notable individual naval constructions.

• Type VIIC submarinesSubmarine1939

  The yard built 24 Type VIIC U-boats for the Kriegsmarine between 1939 and 1944. This was the company's principal documented wartime production program during the Second World War.

• Köln-class frigatesFrigate1958

  H. C. Stülcken Sohn built six Köln-class frigates for the Bundesmarine during the 1958–1962 period, contributing to West Germany's post-war naval fleet.

• Hamburg-class destroyersDestroyer1959

  The company built four Hamburg-class destroyers during the 1959–1963 period for the Bundesmarine. They formed part of the yard's post-war naval construction work.

• Stülcken derrickMarine lifting equipment1950

  Developed in the 1950s, the Stülcken derrick was a lifting device designed to handle very heavy cargo. It was a specialized engineering product associated with shipboard cargo handling.

• 1966Absorption into Blohm + VossM&A

  H. C. Stülcken Sohn was no longer maintained as an independent shipbuilding company.

  What changed. The company was absorbed by Blohm + Voss.

  Aftermath. The independent Stülcken-Werft corporate identity ended.

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• 1950Development of the Stülcken derrickProduct launch

  Heavy marine cargo required specialized lifting equipment capable of handling very large loads.

  What changed. The company developed the Stülcken derrick as a heavy-lift device.

  Aftermath. The derrick became a documented part of the company's post-war engineering portfolio alongside ship construction.

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• 1939Expansion into Type VIIC submarine productionStrategy

  The wartime German naval program required large-scale submarine construction.

  What changed. H. C. Stülcken Sohn built 24 Type VIIC submarines for the Kriegsmarine between 1939 and 1944.

  Aftermath. The program made submarine production a major part of the yard's Second World War output and was accompanied by the documented use of forced labour.

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• Forced labour from Neuengamme concentration campControversy

  During the Second World War, the company used forced labour from the Neuengamme concentration camp, including labour connected with its own subcamp. This documented practice forms a serious and central part of the yard's wartime history.

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• 1966H. C. Stülcken Sohn absorbed by Blohm + Voss

  The Hamburg shipbuilding company ceased operating as an independent corporate identity after being absorbed by Blohm + Voss.

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1. H. C. Stülcken Sohn
2. Uboat.net summaries of U-boats built by H. C. Stülcken Sohn