Nobel & Lessner
A Russian Empire shipbuilding company formed to construct submarines for the Imperial Russian Navy.
Last updated August 26, 2026
Overview
Nobel & Lessner was a short-lived shipbuilding company of the Russian Empire, established in 1912 through the merger of the Ludwig Nobel Works and the G. A. Lessner Works. Its principal purpose was to combine Ludwig Nobel's experience in diesel-engine manufacture with Lessner's prior work in submarine construction and pursue naval submarine contracts for the Imperial Russian Navy. The two predecessor businesses brought complementary capabilities. Ludwig Nobel Works was associated with the manufacture of diesel engines and other industrial machinery in Saint Petersburg. G. A. Lessner Works had previously constructed Keta, a small experimental submarine, in 1905. The merger created an enterprise positioned to participate in the expanding Russian naval-industrial program before and during the First World War. Nobel & Lessner initially retained its engine plant in Saint Petersburg while developing a dedicated shipyard in Reval, the city now known as Tallinn in Estonia. Construction of the new facility took place in 1913 and 1914. Because the Reval yard was not yet ready when the first submarine contracts were undertaken, the hulls of the first three boats were built at the Admiralty Works and then transferred to Reval for further work. This arrangement illustrates the company's reliance on cooperation between established Russian naval facilities and its developing private shipyard. Five submarines were completed during 1915 and 1916. The company's production program was interrupted by the political upheaval of 1917, including the February Revolution, which destabilized state administration and disrupted military procurement and industrial operations. In 1916, before the revolutionary interruption fully reshaped the Russian industrial system, the company was renamed Petrograd Shipyard, also known as Petrovskaya Verf. Nobel & Lessner therefore existed during a narrow but important period in the development of Russian submarine construction. It was not a broad consumer-facing brand; its identity was primarily that of a defense contractor and industrial shipbuilder. Its significance rests on the merger of an engine manufacturer and a machinery works, the creation of a Reval shipyard, and the production of five submarines for the Imperial Russian Navy. Later developments connected with the Reval facility are associated with Noblessner, but that later name should not be treated as identical to the Nobel & Lessner company without additional historical qualification.
History
Nobel & Lessner was created in 1912 when the Ludwig Nobel Works and G. A. Lessner Works were merged. The transaction brought together two different strands of Russian industrial capability. Ludwig Nobel specialized in diesel engines, while Lessner had experience in experimental submarine construction, including the small submarine Keta, built in 1905. Their combination was intended to support submarine production for the Imperial Russian Navy. The merged company's engine plant remained in Saint Petersburg. At the same time, Nobel & Lessner established a new shipyard at Reval, an important Baltic port then part of the Russian Empire and now known as Tallinn, Estonia. The shipyard was built during 1913–1914. Since the Reval facility was still under construction when the first contracts were initiated, the hulls of the first three submarines were produced at the Admiralty Works and subsequently transported to Reval. The company completed five submarines in 1915 and 1916. Its activity took place under the pressure of the First World War, when naval procurement and shipbuilding were strategically important but also constrained by shortages, logistical problems, and dependence on state institutions. The company's production was disrupted by the February Revolution of 1917, which caused major political and administrative upheaval across the Russian Empire. Nobel & Lessner was renamed Petrograd Shipyard, or Petrovskaya Verf, in 1916. The surviving historical record therefore covers a relatively brief period under the Nobel & Lessner name. Its importance lies less in the longevity of the corporate identity than in its role as a bridge between Saint Petersburg machinery production, private industrial shipbuilding, and the Imperial Russian submarine program. The later Reval shipbuilding tradition is associated with the name Noblessner, but the two names should be distinguished in historical cataloguing.
- 1917Construction disrupted by the February Revolution
The political upheaval of the February Revolution interrupted the company's submarine-construction program.
- 1916Company renamed Petrograd Shipyard
The business adopted the name Petrograd Shipyard, also rendered as Petrovskaya Verf.
- 1915Submarine production reaches operational scale
Nobel & Lessner began completing submarines during the wartime production period; the first three hulls had been built at the Admiralty Works before being transferred to Reval.
- 1913Reval shipyard construction begins
The company began building a new shipyard in Reval while maintaining its engine plant in Saint Petersburg.
- 1912Nobel & Lessner is established
Ludwig Nobel Works and G. A. Lessner Works merged to form a company intended to build submarines for the Imperial Russian Navy.
- 1905Lessner builds the experimental submarine Keta
Before the merger, G. A. Lessner constructed Keta, a very small experimental submarine that provided the predecessor company with relevant submarine-building experience.
Products and positioning
A specialized naval-industrial contractor combining diesel-engine expertise with submarine construction for the Imperial Russian Navy.
SubmarinesNaval vessels1915
Submarine construction was the company's defining business. Nobel & Lessner was formed specifically to pursue contracts for the Imperial Russian Navy. Five submarines were completed in 1915–1916. The hulls of the first three contracted boats were produced at the Admiralty Works and then moved to the developing Reval shipyard for subsequent work.
Diesel enginesIndustrial machinery
Diesel-engine manufacture came from the Ludwig Nobel Works, one of the two predecessor businesses. The engine plant remained in Saint Petersburg after the merger and supplied the industrial expertise that complemented Lessner's experience in submarine construction.
KetaExperimental submarine1905
Keta was a very small experimental submarine built by G. A. Lessner in 1905, before the creation of Nobel & Lessner. It is relevant as a predecessor project demonstrating Lessner's early involvement in submarine construction.
Flagship businesses
- Submarines constructed for the Imperial Russian Navy
- Diesel-engine manufacturing associated with the Ludwig Nobel Works
Brand decisions
- 1916Rename the company Petrograd ShipyardOther
During the First World War, the company operated amid changing administrative and political conditions in the Russian Empire.
What changed. Nobel & Lessner was renamed Petrograd Shipyard, also known as Petrovskaya Verf.
Aftermath. The Nobel & Lessner name ceased to describe the operating company before the submarine program was disrupted by the February Revolution of 1917.
- 1913Develop a dedicated shipyard in RevalStrategy
The company needed shipbuilding capacity beyond its Saint Petersburg engine plant in order to carry out its naval submarine program.
What changed. Nobel & Lessner built a new shipyard in Reval while retaining the engine facility in Saint Petersburg.
Aftermath. The facility became part of the company's submarine-production arrangement, although initial hull construction relied on the Admiralty Works while the yard was being completed.
- 1912Merge Ludwig Nobel Works with G. A. Lessner WorksM&A
The two businesses held complementary capabilities: Ludwig Nobel Works specialized in diesel engines, while G. A. Lessner Works had experience with experimental submarine construction.
What changed. The companies were combined into Nobel & Lessner to pursue submarine construction for the Imperial Russian Navy.
Aftermath. The merged company developed a new shipyard in Reval and completed five submarines during 1915–1916.
Recent events
- 1916Nobel & Lessner completed five submarines before wartime disruption
Five submarines were built during 1915–1916, after the hulls of the first three contracted boats were initially produced at the Admiralty Works and moved to Reval.
Product generationOther - 1916Company renamed Petrograd Shipyard
Nobel & Lessner adopted the name Petrograd Shipyard, or Petrovskaya Verf, during the final years of the Russian Empire.
Other - 1913New Nobel & Lessner shipyard developed in Reval
The company began developing a dedicated shipyard in Reval while retaining its engine plant in Saint Petersburg.
Other - 1912Nobel & Lessner formed through merger of Ludwig Nobel Works and G. A. Lessner Works
The two Saint Petersburg industrial concerns were combined to create a company focused on submarine construction for the Imperial Russian Navy.
M&A
Sources
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