![]() Le Sueur Le Sueur Incorporated (LSI, formerly known as Le Sueur Foundry Company) is a company that manufactures and supplies aluminum castings and plastic injection molding components. | ![]() Vesuvius Vesuvius (formerly known as Vesuvius Technologies) is a company that provides molten metal flow engineering and technology services. | ![]() Ascent Casting Ascent Casting Tech is a company that specializes in prototyping services and supply of machined-cast components. | |||
Founding Date | Founding Date 1899 | Founding Date 1946 | Founding Date 1916 | Founding Date 2009 | Founding Date 1957 |
Type | Type Private | Type Private | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations Lyss, CH HQ | Locations Le Sueur, US HQ | Locations London, GB HQ Los Cardos, AR Rosario, AR Morningside, AU Padstow, AU Port Kembla, AU Welshpool, AU see more | Locations Chakan, IN HQ | Locations Kobe, JP HQ |
Employees | Employees 147% decrease | Employees 1951% decrease | Employees 11,071 | Employees 50 | Employees 21 |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) £1.8b (FY, 2025) | Revenue (est.) N/A | Revenue (est.) ¥2.9b (FY, 2022) |

Le Sueur Incorporated (LSI, formerly known as Le Sueur Foundry Company) is a company that manufactures and supplies aluminum castings and plastic injection molding components.
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Vesuvius (formerly known as Vesuvius Technologies) is a company that provides molten metal flow engineering and technology services.
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Ascent Casting Tech is a company that specializes in prototyping services and supply of machined-cast components.
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Mitsukane (三兼商事株式会社) is a company that provides industrial machinery and equipment.
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