Sterlite Copper

What Sterlite Copper does

Sterlite Copper is a unit of Vedanta Limited and historically India's largest copper producer, contributing up to 36% of the country's refined copper demand. Founded in 1996 and headquartered in Mumbai with principal operations at Thoothukudi, Tamil Nadu, the company's product portfolio centers on copper smelting and refining (400,000 MTPA smelter capacity at Thoothukudi historically, plus a 205,000 tpa refinery and 90,000 tpa copper rod plant), complemented by by-product streams of sulphuric acid (1,300,000 MTPA), phosphoric acid (220,000 MTPA), and copper slag (marketed as a green construction aggregate). Additional operating units include the Silvassa refinery and two copper rod plants, the Fujairah Gold facility in UAE (100,000 MT/year continuous cast rod plant plus precious metal refining capacity of 50 MT gold and 120 MT silver annually), and the Goa nickel business (7,000 MT MIC per annum). Technology is sourced from global suppliers — MIM Australia for the smelter, France for the Effluent Treatment Plant, and Germany and Canada for the acid plants — and the Thoothukudi complex has operated a Zero Liquid Discharge facility since inception, with SO2 emissions intensity reduced to 1 kg per tonne of acid produced and 99.99% sulphuric acid plant conversion efficiency.

The company operates a B2B hardware sales model, selling refined copper cathodes, rods, wires, and downstream copper products directly to large industrial customers in power transmission and distribution, infrastructure, construction, defence, transportation, and the fertilizer industry (the latter consuming its sulphuric and phosphoric acid by-products). Distribution is executed through direct enterprise sales relationships, the SterliteConnect customer portal, and the Vedanta Metal Bazaar e-commerce platform; pricing is not publicly disclosed. The business has been significantly affected by the May 2018 Madras High Court-ordered closure of the flagship Thoothukudi smelter following environmental protests, which eliminated approximately 40% of India's copper smelting capacity, contributed to an estimated $3.5 billion in incremental annual foreign exchange outflow for refined copper imports, and disrupted over 350 downstream MSME firms. As of 2026, Vedanta has rebranded the consolidated copper operations — Sterlite Copper, Fujairah Gold, and Vedanta Copper International — under a unified "Vedanta Copper" identity as part of the Vedanta 2.0 sector-focused restructuring, targeting 460 kilo tonnes per annum of capacity by 2027. Legal proceedings around the proposed "Green Copper" restart of the Thoothukudi plant remain unresolved.

Name

Sterlite Copper

Legal name

Sterlite Copper (A Unit of Vedanta Limited)

Website

https://sterlitecopper.com

Company type

Private

Founded year

1996

Operating status

Closed

Headcount range

1,001–5,000 employees

Short description

Sterlite Copper, a unit of Vedanta Limited, is India's largest copper producer, operating copper smelting, refining, and rod plants at Thoothukudi, Silvassa, and Fujairah (UAE), plus nickel and precious metals units, serving B2B industrial customers across power, infrastructure, defence, transportation, and fertilizer sectors.

Ownership category

akta.pro rank

Product category

Copper Smelting and Refining

NAICS

Nonferrous Metal (except Aluminum) Smelting and Refining (33141), Copper Rolling, Drawing, Extruding, and Alloying (33142), Copper Rolling, Drawing, Extruding, and Alloying (331420)

SIC

Primary Smelting & Refining Of Nonferrous Metals (3330), Industrial Inorganic Chemicals (2810)

akta.pro primary industry

Copper Pyrometallurgy (Smelting, Converting) (IMAKADAE)

akta.pro secondary industries

Copper By-Products Recovery (Molybdenum, Gold/Silver, Sulfuric Acid) (IMAKADAH), Copper Anode/Cathode Production & Handling (IMAKADAG), Copper Tailings, Waste & Water Management (IMAKADAL)

Keywords

• Copper smelting
• Copper refining
• Sulphuric acid production
• Industrial metal manufacturing
• Captive power generation

Headquarters

HQ city

Thoothukudi

HQ country

India

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Infrastructure, Personnel, Technology or R&D, Others

Revenue model

1. Copper Production and Sales: Production and sale of refined copper (primary product) contributing up to 36% of India's copper demand. Products include copper rods, cables, winding wires, sheet, strip, foil, plates, and tubes.
2. By-Product Sales: Sale of by-products from copper smelting including sulphuric acid (primary raw material for chemical and fertiliser industry), phosphoric acid, copper slag (used in cement manufacturing and concrete applications), gypsum (key ingredient for cement production), and phospho-gypsum.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Sterlite Copper is a B2B industrial copper producer operating India's largest copper smelter (400,000 MTPA) at Thoothukudi, Tamil Nadu, producing refined copper cathodes, copper rods (90,000 tpa), and by-products including sulphuric acid (1,200,000+ MTPA), phosphoric acid (220,000 MTPA), and copper slag for cement and construction. The company contributes up to 36% of India's refined copper demand and supplies power, infrastructure, defence, transportation, and fertilizer industries.

Product overview

Sterlite Copper, a unit of Vedanta Limited, operates as one of India's leading copper producers contributing up to 36% of India's refined copper demand. The product portfolio centers on copper smelting and refining operations (400,000 MTPA capacity at Thoothukudi) producing refined copper cathodes, copper rods (90,000 tpa), and various by-products including sulphuric acid (1.2+ million MTPA) and phosphoric acid (220,000 MTPA). Operations span multiple locations including Thoothukudi (Tamil Nadu) with a 160 MW captive power plant, Silvassa with refinery and rod plants, Fujairah Gold in UAE (copper rod plant and precious metal refinery), and Nickel Business in Goa. The company also offers copper slag as a green construction aggregate and distributes products through Vedanta Metal Bazaar online platform and the SterliteConnect customer portal. Under Vedanta 2.0 restructuring, Sterlite Copper is now unified under the Vedanta Copper brand alongside Fujairah Gold and Vedanta Copper International.

Differentiator

Problem solved

Functional benefit

Brands

• Green Copper: Proposed environmentally-friendly copper manufacturing process for potential restart of Thoothukudi operations
• Pasumai Thoothukudi
• Sterlite Cares

Products and services

• Copper Smelting & Refining Primary copper production through smelting and refining operations producing refined copper cathodes, with a production capacity of 400,000 MTPA at the Thoothukudi facility, contributing up to 36% of India's copper demand.
• Copper Rod Plant Copper rod manufacturing producing 90,000 tpa of copper rods for electrical wiring, cables, and winding wire applications.
• Sulphuric Acid Sulphuric acid production exceeding 1,200,000 MTPA, serving as primary raw material for chemical and fertiliser industries.
• Phosphoric Acid Phosphoric acid production with 220,000 MTPA capacity, catering to the fertiliser market as the single-largest producer in south India.
• Copper Slag (Green Construction Aggregate) Copper slag produced as an industrial by-product, utilized as an eco-friendly alternative to natural fine aggregates in concrete making, cement manufacturing, road construction, and abrasive applications, certified by BIS IS 383:2016.
• Silvassa Copper Operations Refinery and two Copper Rod Plants at Silvassa in Western India, complementing the Thoothukudi operations.
• Fujairah Gold (UAE) Operations Continuous Cast Rod Plant with 100,000 MT annual capacity and Precious Metal Refinery with 50 MT Gold and 120 MT Silver capacity per annum, operating in Fujairah, UAE.
• Nickel Business Goa Nickel metal and sulphate production unit in Goa with 7,000 MT MIC per annum capacity.
• Vedanta Metal Bazaar Online e-commerce platform (vedantametalbazaar.com) for purchasing Vedanta metal products, providing digital sales channel for copper and other metal products.

Quantifiable outcome

• Zero Liquid Discharge achieved since inception
• +3 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Serentica Renewables India Private Ltd (SRIPL)coreTechnology or Integration · 22 May 2023Sterlite Copper partnered with Serentica Renewables to establish a Special Purpose Vehicle (SPV) for sourcing hybrid renewable energy. A Power Delivery Agreement (PDA) was signed to source 16 MW of hybrid renewable power for Sterlite's Silvassa Unit. The project is financed on a 70:30 debt-to-equity basis with Sterlite Copper holding 26% equity share in the SPV. The PDA will remain in effect for 25 years starting from commissioning date, with targeted wheeling for August 2024. The initiative is expected to reduce Scope 2 GHG emissions by 64,535 MTCO2e.

Scale indicators11 records

Recent moves8 records

Expansion highlights7 records

Direct peers

• Hindustan Copper Limited: Government of India-owned vertically integrated copper miner-smelter-producer that has been the primary beneficiary of Sterlite's Thoothukudi closure, competing for the same domestic refined copper demand pool.
• Hindalco Industries: India's other major non-ferrous metals player and a direct domestic competitor in copper smelting and downstream products, with vertically integrated operations in aluminium and copper that overlap with Sterlite's cathode, rod, and by-product portfolio.

Broad incumbents

• Jiangxi Copper Corporation: One of the world's largest integrated copper producers combining mining, smelting, and downstream fabrication; comparable in scale, integration, and sulphuric acid by-product economics to Sterlite.
• Codelco: The world's largest copper miner and a major smelter, benchmarked against Sterlite in operational discussions; competes indirectly in the global refined copper market that sets Indian import parity pricing.
• Aurubis AG: Europe's largest copper smelter and recycler, with multi-metal refining and by-product recovery (including sulphuric acid) closely mirroring Sterlite's integrated smelter-and-by-product model.
• Freeport-McMoRan: Vertically integrated copper miner-smelter with significant by-product credits; comparable scale and product mix, and a global benchmark against which Sterlite is operationally measured.

Emerging players

• KGHM Polska Miedź: Integrated copper producer with smelting, refining, and precious-metal by-product recovery (silver, gold), structurally similar to Sterlite's smelter-plus-by-products model.

Regional players

• Mitsui Mining & Smelting: Japanese smelter with copper refining and functional materials exposure, comparable on the smelting-and-by-product axis though operating in a different geography and customer base.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks4 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/sterlitecopper
• Xx.com/sterlite_copper
• LinkedInlinkedin.com/company/sterlite-copper---india

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sterlite Copper