Brand profile · Mining

OneSteel Manufacturing

OneSteel Manufacturing is a Mining brand in Whyalla, South Australia. Ownership is privately held; it publishes at onesteelmanufacturing.com.au. It holds two addresses on record, all in Australia. The record counts 608 people. Tagged manufacturing, technical and rail. One Australian registration (ABN) is a confirmed match. It is listed alongside two similar brands, mostly in Mining.

Profile live Privately Held 1 entity ABN 1 office country
Registry verified · ABR

Key facts

Counted staff
608
self-reported band not used
Founded
Not recorded
Legal entities
1
ABR
Office countries
1
2 addresses
Funding rounds
None on record
Company type
Privately Held
self-reported
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Legal entity

1 brand → 1 confirmed entity
  • ONESTEEL MANUFACTURING PTY LIMITED

    ABN42004651325

    NSWHigh confidenceMatched on exact nameABR

Legal entities

OneSteel Manufacturing: 1 registry entityOneSteel Manufacturing is linked to 1 registry entity: ONESTEEL MANUFACTURING PTY LIMITED (ABN 42004651325, candidate).OneSteel ManufacturingONESTEEL MANUFACTURINGPTY LIMITEDABN 42004651325Candidate · High confidence
Show as table · OneSteel Manufacturing: 1 registry entity
OneSteel Manufacturing: 1 registry entity
ONESTEEL MANUFACTURING PTY LIMITEDABN 42004651325
Confirmed matches0 of 1

A candidate is a name match on the registry, not a confirmed identity, and two candidates are ambiguity rather than a corporate structure.

Description

OneSteel Manufacturing Pty Ltd (Administrators Appointed) (OneSteel) is Australia’s only fully integrated mining and steel manufacturing business, operating critical assets that form the backbone of the nation’s industrial capability. With operations spanning the Middleback Ranges mining precinct through to primary and secondary steelmaking at the Whyalla Steelworks, OneSteel manages the complete value chain from resource extraction to finished steel products used in infrastructure, transport, construction and defence.

Our mining operations supply the iron ore that feeds our iron and steelmaking processes, ensuring a secure, consistent and high-quality ore supply for domestic production. At the Whyalla Steelworks, we produce specialised billet, rail and long steel products that support major national projects across rail networks, building and construction, agriculture, manufacturing and energy. This integrated model gives OneSteel unique strength in reliability, responsiveness and product quality.

OneSteel plays a vital role in maintaining Australia’s sovereign steelmaking capability at a time when secure local supply chains are more important than ever. Our operations support thousands of jobs across South Australia, underpinning the regional Whyalla community and contributing significantly to the state and national economy. We are committed to safe, sustainable operations, investing in technology, process improvement and environmental performance as we transition to the future of steelmaking.

As the business undergoes transformation, OneSteel remains focused on stability, continuity and long-term value creation. We work closely with governments, industry partners and our workforce to ensure our operations remain viable, competitive and ready for the next generation of Australian manufacturing. OneSteel is proud to be a business with scale, purpose and national importance, delivering the products, capability and expertise that help build Australia’s future.

Specialties

All 14 specialties
  • Mining
  • Iron Ore
  • Structural Steel
  • Rail
  • Manufacturing
  • Safety
  • Engineering
  • Technical
  • Supply Chain
  • Steel
  • Wire
  • Sustainability
  • Steel Making
  • Environmental Product Declaration

Locations

Country footprint

Offices in 1 countryCountry footprint: 1 country, primary AU. Codes: AU.1 countryprimary AUAU
Show as table · Offices in 1 country
Offices in 1 country
Countries1
Primary countryAU

All codes: AU

Addresses

  • AUWhyalla, South Australia 5600Primary
  • AUAdelaide, South Australia 5000

Grid intelligence Members

Spending power

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Spending power

Signals & hiring

Hiring, headcount and registry-change signals, streamed to members.

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Hiring activity
Headcount trend

Financials

Registry-filed capital and financial indicators, standardised by TheGrid.

Paid-up capital
Fiscal period
Registered charges
Revenue
Profit / loss

People & contacts

4 employee profiles on record · names withheld.

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FAQ

Which legal entity operates under OneSteel Manufacturing?

One New South Wales entity on the ABR. ONESTEEL MANUFACTURING PTY LIMITED (ABN 42 004 651 325), high confidence.

How many people work at OneSteel Manufacturing?

The record holds 608 counted staff profiles at January 2026. Its self-reported band sits above that count and is not published as a headcount.

Where does OneSteel Manufacturing have offices?

Two addresses on record, Australia only. Primary: Whyalla, South Australia 5600.

Has OneSteel Manufacturing raised funding?

None linked to this brand.

What does OneSteel Manufacturing list as its specialties?

14 tags on the brand's own list, among them manufacturing, technical and rail.

Which companies are listed alongside OneSteel Manufacturing?

18 profiles list OneSteel Manufacturing as a peer — 95th percentile in Mining. It lists ten peers of its own. Arrium and InfraBuild list it back.

What is OneSteel Manufacturing's website?