Kalgoorlie Consolidated Gold Mines

What Kalgoorlie Consolidated Gold Mines does

Kalgoorlie Consolidated Gold Mines (KCGM) operates Australia's largest open-pit gold mine — the Fimiston Open Pit, widely known as the Super Pit — alongside the Mt Charlotte Underground Mine and two processing facilities (Fimiston and Gidji) in Kalgoorlie-Boulder, Western Australia, approximately 600 kilometres east of Perth. The integrated operation extracts and processes ore from the Golden Mile, one of the world's richest gold deposits, which has produced over 60 million ounces of gold over 120 years. KCGM treats more than 13 million tonnes of ore annually and produces over 20 tons of gold per year, with ore reserves projected to sustain operations into the early 2030s and a regulatory approval extending mine life to 2034 via the Fimiston South Project.

The underlying technology stack combines conventional open-pit and underground mining with proprietary processing innovations, most notably the Ultra Fine Grinding (UFG) Mills — first commercial deployment of UFG in sulphide gold mining — which eliminated atmospheric roasting emissions. The current modernization layer includes autonomous haul trucks, AI-based ore sorting, digital twin mine planning, drone surveying, real-time environmental monitoring, and renewable energy integration, supported by closed-loop water recycling that recovers over 50% of tailings water. KCGM's revenue model is a single commodity (gold) sold into global bullion markets at market-determined prices; the asset is not directly price-settable by the company. KCGM employs 1,200 employees and contractors as a residential workforce embedded in the Kalgoorlie-Boulder community, has contributed over $2.3 billion in supply, payroll, and sponsorship to the region over five years, and has been a wholly-owned subsidiary of ASX-listed Northern Star Resources Limited since the February 2021 merger with Saracen Mineral Holdings.

Name

Kalgoorlie Consolidated Gold Mines

Legal name

Kalgoorlie Consolidated Gold Mines Pty Ltd

Website

https://superpit.com.au

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Kalgoorlie Consolidated Gold Mines (KCGM) operates Australia's largest open-pit gold mine — the Super Pit — and the Mt Charlotte underground mine in Western Australia, processing 13+ million tonnes of ore annually to produce over 20 tons of gold for sale into global bullion markets. KCGM is a wholly-owned subsidiary of ASX-listed Northern Star Resources.

Ownership category

akta.pro rank

Product category

Gold Mining

NAICS

Gold Ore and Silver Ore Mining (21222)

SIC

Gold And Silver Ores (1040)

akta.pro primary industry

Gold Mining (IMAKAEAA)

Keywords

• Gold mining operations
• Open-pit mining
• Underground mining
• Ore processing
• Gold extraction

Headquarters

HQ city

Kalgoorlie

HQ country

Australia

HQ region

Oceania

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Operations, Personnel, Infrastructure, Supply Chain, Technology or R&D, Marketing or Sales

Revenue model

1. Gold Production and Sales: KCGM generates revenue through the extraction and sale of gold. The Fimiston processing plant treats more than 13 million tonnes of ore annually. Gold is sold as a commodity on global markets. The operation includes Fimiston Open Pit (Super Pit), Mt Charlotte Underground Mine, and Fimiston and Gidji Processing Plants.

Go-to-market motion2 records

Marketing channels5 records

Core offering

KCGM operates the Fimiston Open Pit (Super Pit), Mt Charlotte Underground Mine, and Fimiston and Gidji Processing Plants to extract and process gold ore from the Golden Mile, one of the world's richest gold deposits. The operation produces over 20 tons of gold annually and processes over 13 million tonnes of ore per year, with gold sold as a commodity on global markets.

Product overview

Kalgoorlie Consolidated Gold Mines (KCGM) Operations operates a unified mining and processing portfolio consisting of the Fimiston Open Pit (Super Pit), Mt Charlotte Underground Mine, Fimiston Processing Plant, and Gidji Processing Plant. The integrated operation extracts and processes gold ore from the Golden Mile—one of the world's richest gold deposits—producing over 60 million ounces since the 1893 gold rush. The Fimiston South Project represents a major growth initiative extending mine life to 2034. All operations are owned by Northern Star Resources and are 100% Australian-owned since January 2020.

Differentiator

Problem solved

Functional benefit

Products and services

• Fimiston Open Pit (Super Pit) Australia's largest open-pit gold mine, processing over 13 million tonnes of ore annually and operated by KCGM as part of Northern Star Resources' Kalgoorlie Production Centre.
• Mt Charlotte Underground Mine An underground gold mine within KCGM Operations that supplements ore supply to the Fimiston Processing Plant, featuring Charlotte Style mineralisation with younger white quartz veins.
• Fimiston Processing Plant One of Australia's largest milling complexes, treating more than 13 million tonnes of ore from Fimiston and Mt Charlotte annually, commissioned in 1989 with two subsequent expansions.
• Gidji Processing Plant A gold processing facility that includes Ultra Fine Grinding (UFG) Mills, which have enabled elimination of atmospheric stack emissions from roasting operations.
• Fimiston South Project A pit expansion project extending the life of the Fimiston Open Pit to 2034, consisting of Great Boulder and Ivanhoe cutbacks, tailings storage facility expansion, and waste rock dump extension.

Quantifiable outcome

• 25% carbon emissions reduction as of 2025
• +4 more outcomes

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

One partnership is on record.

• Northern Star Resources LimitedcoreStrategic or Co-development Partner · 12 February 2020Northern Star Resources acquired 100% ownership of KCGM Operations through the merger with Saracen Mineral Holdings (which had purchased the 50% interest from Barrick Gold and Newmont in 2019-2020). The merger by Scheme of Arrangement was implemented on 12 February 2021, making KCGM a wholly-owned subsidiary of Northern Star for the first time in its history. KCGM is now part of Northern Star's Kalgoorlie Production Centre.

Scale indicators17 records

Recent moves7 records

Expansion highlights3 records

Direct peers

• Ramelius Resources: ASX-listed Australian mid-tier gold producer operating open-pit and underground mines in Western Australia. Closely comparable in geography (WA), mining method, ore processing, and regulatory context, though at a smaller scale than KCGM.
• Evolution Mining: ASX-listed mid-tier Australian gold producer operating multiple open-pit and underground mines. Directly comparable to KCGM in target market (Australian gold), mining methods, processing approach, and community/regulatory environment.
• Agnico Eagle Mines: Senior gold producer with large-scale open-pit and underground operations. Comparable in production scale, multi-decade reserve life, and integrated processing; less direct geographic overlap with KCGM.
• Perseus Mining: ASX-listed gold producer operating multiple open-pit mines with processing plants in West Africa and Australia. Comparable in mining and processing methods, and gold commodity exposure, though with smaller per-asset scale.
• Capricorn Metals: ASX-listed Australian gold producer operating the Karlawinda open-pit gold mine in Western Australia. Comparable in open-pit mining method, WA regulatory environment, and gold-only commodity exposure, though at materially smaller scale.

Broad incumbents

• Newmont Corporation: Global gold major and former 50% JV partner in KCGM. Operates large-scale gold mines worldwide including in Australia; comparable in scale, ore body type, and processing approach, though Newmont is far more diversified across geographies and metals.
• Gold Fields Limited: Global gold major operating multiple large open-pit and underground mines including in Australia (St Ives, Agnew, Granny Smith). Comparable production scale, mining method, and processing infrastructure to KCGM.
• AngloGold Ashanti: Global gold producer with large-scale open-pit and underground operations. Comparable to KCGM in mining method, ore processing complexity, and production scale, though diversified across Africa, Australia, and the Americas.
• Barrick Gold Corporation: Global gold major and former 50% JV partner in KCGM. Operates tier-1 open-pit and underground gold mines globally; comparable in scale, mining method, and asset quality, with broader geographic and metal diversification.

Regional players

• Genesis Minerals: ASX-listed gold producer focused on the Leonora region of Western Australia. Comparable in open-pit mining and processing approach but operates at smaller scale and in a different WA gold district.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/KCGMSuperpit
• Facebookfacebook.com/KCGMsuperpit

Revenue estimate

Valuation estimate

Number of profiles

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 Kalgoorlie Consolidated Gold Mines