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SIDERPERU

A Peruvian steel and iron company controlled by Brazil-based steel producer Gerdau.

Last updated August 24, 2026

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Overview

SIDERPERU is a Peruvian steel and iron company founded in 1956 in Chimbote. It is regarded as the largest company in Peru's steel sector and operates a major steel complex on a site of approximately 600 hectares. The complex combines several stages of steel production and includes a blast furnace described as the only one in Peru, as well as electric arc furnaces and equipment for producing steel sponge and other steel products. Through this industrial base, SIDERPERU serves the Peruvian market with steel products used in construction, manufacturing, infrastructure, and related activities, although the available reference material does not provide a detailed current product catalogue or market-share breakdown. The company is controlled by Gerdau, a Brazilian steel producer, placing SIDERPERU within an international steelmaking group while retaining its identity as a Peruvian industrial enterprise. Its origins in Chimbote are significant because the city developed as one of Peru's principal industrial and port centres, and the company's large integrated complex has made it a notable part of the country's heavy-industrial infrastructure. The available reference describes production capacity as more than 500 tons of steel products, but does not specify the relevant measurement period or clarify whether the figure refers to annual, daily, or another production basis. Consequently, that figure should not be treated as a precise current capacity estimate. Publicly available source material supplied for this entry does not identify the founder, current executives, official website, listing status, ticker, detailed financial results, named product brands, advertising campaigns, scandals, or major corporate decisions. SIDERPERU is therefore best characterized as an active, Peru-focused steel producer whose principal distinguishing features are its long operating history, Chimbote steel complex, integrated furnaces, and ownership by Gerdau.

History

SIDERPERU was established in 1956 in Chimbote, Peru, as a steel and iron producer serving the country's industrial needs. From its foundation, the company developed into the largest enterprise in Peru's steel sector. Its principal industrial complex occupies approximately 600 hectares and was built around a combination of primary and secondary steelmaking facilities. The complex includes a blast furnace, identified in the available reference material as the only blast furnace in Peru, together with several electric arc furnaces. These facilities support the production of steel sponge and other steel products. The combination of blast-furnace and electric-arc technology gives the site an integrated and technically distinctive position within Peru's steel industry, although the supplied material does not document the chronology of individual plant additions, modernization projects, or changes in production technology. SIDERPERU's location in Chimbote links the company to one of Peru's best-known industrial and port cities. Its large physical footprint and long operating history have made it a significant component of the country's heavy-industry base. The company later came under the control of Gerdau, a Brazilian steelmaking company. This ownership relationship connected SIDERPERU to a broader international steel group while preserving the company as a Peru-based steel producer. The reference material describes SIDERPERU as having production capacity of more than 500 tons of steel products, but it does not state the unit's time basis or provide a date for the figure. It is therefore recorded only as a historical description rather than a verified current annual-capacity statistic. The available material does not provide a detailed account of management changes, financial performance, product-specific branding, export activity, environmental matters, labor disputes, lawsuits, marketing campaigns, or later strategic decisions. On the evidence available, the core history of SIDERPERU is the establishment of a major Chimbote steel complex in 1956, its continued prominence in Peru's steel sector, the operation of distinctive blast-furnace and electric-arc facilities, and its subsequent control by Gerdau.

  • 1956

    Company founded in Chimbote

    [1]

    SIDERPERU was founded in Chimbote, Peru, establishing the basis for a major national steelmaking operation.

Products and positioning

A major Peruvian steel producer with an integrated industrial complex in Chimbote and control by the international steel group Gerdau.

  • Steel

    Steel products

    SIDERPERU's core output consists of steel products made through the company's industrial steelmaking complex. The supplied reference does not enumerate individual product forms, specifications, brands, or end-use ranges, so this entry uses the broad category documented for the company rather than assigning unverified product names.

  • Iron and steel intermediate products

    Steel sponge

    The company's electric arc furnace operations are described as producing steel sponges, an intermediate material associated with steelmaking. No detailed grades, volumes, customer segments, or commercial product names are provided in the available reference material.

Sources1 sources

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