Mastermyne

Name

Mastermyne

Legal name

Mastermyne Group Limited

Website

https://mastermyne.com.au

Company type

Public

Founded year

1996

Operating status

Operating

Headcount range

251–500 employees

Short description

Mastermyne Group Limited (ASX: MYE) is an Australian underground coal mining contractor providing roadway development, longwall relocations, ventilation, and strata control services to major coal operators across Queensland and New South Wales, with subsidiaries Wilson Mining and MyneSight.

Ownership category

akta.pro rank

Product category

Mining Contracting Services

NAICS

Support Activities for Coal Mining (213113), Support Activities for Mining (213), Underground Coal Mining (212115)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600), Bituminous Coal & Lignite Mining (1220)

akta.pro primary industry

Mine Construction & Development Contracting (Shaft Sinking, Tunneling, Pre-Strip, Civil Works) (IMAKAKAG)

akta.pro secondary industries

Coal Extraction Operations (Surface & Underground) (IMAKAIAG), Blasting & Explosives Services (Drill-and-Blast, Explosives Supply, Shot Services) (IMAKAKAC)

Keywords

• Underground coal mining
• Mining contracting services
• Strata control products
• Longwall relocations
• Mine operator services

Headquarters

HQ city

Mackay

HQ country

Australia

HQ region

Oceania

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Contract Mining Services: Underground coal mining contracting services including roadway development, installation of conveyors, longwall relocations, and mine operations management. Revenue generated through service contracts with coal mine operators.
2. Specialist Products (Wilson Mining): Sale and distribution of specialized underground mining products including cavity fill materials, strata consolidation resins and foams, and ventilation control devices.
3. Engineering Services: Specialized engineering services and equipment manufacturing including design and engineering of specialized mining equipment and consumables.
4. Electrical and Mechanical Services: Surface and underground electrical and mechanical maintenance services for open cut and underground coal mines including major asset shutdowns.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Mastermyne provides underground coal mining contracting services including roadway development, materials handling systems, longwall relocations, ventilation, secondary support, and outbye services to coal mine operators across Australia's Bowen Basin and NSW coalfields. Through wholly owned subsidiary Wilson Mining, the company also distributes specialist strata control products (cavity fill, resins, and foams), and through MyneSight delivers registered training organisation services for the resources industry.

Product overview

Mastermyne Group Limited operates as a leading Australian underground coal mining contractor offering a diversified portfolio of services and specialized products. The core business is Mastermyne, which provides underground coal mining services including roadway development, materials handling systems, longwall relocations, ventilation, secondary support, and outbye services. The company maintains two key subsidiaries: Wilson Mining (specializing in cavity fill, strata consolidation, and ventilation control devices, and serving as exclusive Australian distributor for Weber Mining's resin and foam products), and MyneSight (a specialist training business operating the Myne Start underground simulation facility and cleanskin programs). The company operates across Queensland's Bowen Basin and NSW Illawarra region, providing both contract mining services and specialized equipment solutions.

Differentiator

Problem solved

Functional benefit

Brands

• Wilson Mining: Specialist strata control products business offering cavity fill, strata consolidation, and ventilation control devices. Exclusive Australian distributor for Weber Mining's high-performance resins and foams including Rocsil, Fenoflex, Marithan, and Marisil.
• MyneSight

Products and services

• Underground Coal Mining Contracting Services Core underground coal mining contracting services including roadway development, materials handling systems, longwall relocations, ventilation, secondary support, outbye services, and labour and equipment supply, provided to coal mine operators across Australia's Bowen Basin (Queensland) and NSW coalfields.
• Wilson Mining Strata Control Products Specialist strata control products including cavity fill, strata consolidation, and ventilation control devices. Wilson Mining serves as the exclusive Australian distributor for Weber Mining's high-performance resins and foams including Rocsil, Fenoflex, Marithan, and Marisil products, used in underground mining applications for ground control and stability.
• MyneSight Training Services Specialist resources industry training delivered through the Myne Start underground simulation training facility in Mackay, operating as a Registered Training Organisation (RTO 31900). Provides cleanskin programs, underground simulation training, and apprenticeship pathways for the mining sector.
• Mining Engineering and Equipment Manufacturing Services Specialized engineering services and equipment manufacturing including design and engineering of specialized underground mining equipment and consumables, provided through Mastermyne Engineering workshops in Yeppoon (Queensland) and the Hunter Valley (NSW).
• Electrical and Mechanical Maintenance Services Surface and underground electrical and mechanical maintenance services for open cut and underground coal mines, including major asset shutdowns.

Quantifiable outcome

• 365+ days recordable injury free achieved at multiple sites including Integra, Ulan West
• +2 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Nine partnerships are on record, tiered core and minor.

• JENNMAR (Weber Mining acquisition)coreChannel Partner/ Reseller/ Distributor · 8 August 2025JENNMAR acquired Weber Mining. Mastermyne, together with wholly owned subsidiary Wilson Mining, remains the exclusive Australian distributor for Weber Mining's high-performance resins and foams including Rocsil, Fenoflex, Marithan, and Marisil products.
• PYBAR Mining ServicescoreStrategic or Co-development Partner · 1 January 2021Hard rock contracting company acquired in 2021 that led to creation of Metarock Group. Sister company providing opportunities for cross-business collaboration especially around strata consolidation for Wilson Mining team.
• Whitehaven Coal LimitedcoreStrategic or Co-development Partner · 1 January 2016Mastermyne has partnered with Whitehaven Coal since 2016 for Narrabri mine operations. Extended partnership with Gateroad Development contract addition to existing Cut and Flit contract, providing employment stability.
• Wilson MiningcoreStrategic or Co-development PartnerAcquired by Mastermyne Group in 2019. Wilson Mining is a market leader in cavity fill, strata consolidation and ventilation control devices. Integral part of services offered by Mastermyne Group.
• University of WollongongminorStrategic or Co-development PartnerPartnership offering final year engineering students opportunity to conduct research at Appin Colliery as part of thesis projects, focusing on time in motion studies for secondary support.
• CQUniversityminorStrategic or Co-development PartnerScholarship Partnership Agreement renewed for 2018-2019 providing financial assistance to students studying Engineering, Business, Law, or Finance/Accounting, with paid work experience opportunities.
• 4Sight Training SolutionsminorImplementation/ SI/ Consulting PartnerTraining provider that runs courses at the Myne Start training facility on Prospect Street in Mackay for the Mine Readiness Program.
• Custom FluidpowerminorImplementation/ SI/ Consulting PartnerHosts 4th year Diesel Fitting apprentices on external rotation, providing additional experience in hydraulics and pneumatics for Mastermyne apprentices.
• Resources Centre of ExcellenceminorStrategic or Co-development PartnerProvides underground simulation facility used by Mastermyne's cleanskin program for training new miners in a visually and physically real environment.

Scale indicators5 records

Recent moves10 records

Expansion highlights6 records

Direct peers

• Thiess Contractors: Australia's largest mining contractor (CIMIC Group subsidiary) and the most direct peer to Mastermyne, providing underground coal mining, materials handling, and longwall operations services to the same Tier-1 coal operators across the Bowen Basin and NSW. Operates at larger scale across the same customers and service lines.
• Byrnecut Group: Australian-owned underground mining contractor specializing in mechanized development and production for coal and hard-rock clients; directly comparable to Mastermyne on underground roadway development, production contracting, and Tier-1 miner customer base.
• Barminco (Perenti): Leading underground hard-rock mining contractor owned by Perenti Global; comparable underground development and production services model to Mastermyne's underground contracting business, with a similar mine-operator customer profile and contract-based revenue model.
• Macmahon Holdings: ASX-listed mining services contractor providing underground and surface mining services across Australia; directly comparable to Mastermyne on contract mining model, coal and gold exposure, and ASX-listed small-cap profile.
• NRW Holdings: ASX-listed diversified mining and civil contractor with underground mining services; comparable Australian underground mining contracting capabilities and customer base to Mastermyne, though with broader civil and surface exposure.
• Pit N Portal: Australian underground coal mining contractor providing roadway development, longwall relocations, and outbye services to coal operators in NSW and Queensland; the closest like-for-like private competitor to Mastermyne on underground coal contracting scope and geography.

Broad incumbents

• Sedgman (CIMIC Group): CIMIC-owned mineral processing and mining services provider; broader incumbent offering complementary services to Mastermyne's contracting focus, including engineering, procurement, construction and operations support for mining clients.
• Downer EDI: ASX-listed integrated services company with a Mining division providing open-cut and underground mining services to Australian coal and metal miners; much larger and more diversified than Mastermyne but operates in the same contract mining category with the same customers.

Emerging players

• Emeco Holdings: ASX-listed mining equipment rental and maintenance provider serving Australian underground and surface miners; complementary rather than direct competitor — comparable customer base but focuses on equipment fleet rather than labor-led contracting.
• DDH1 Drilling: ASX-listed drilling services contractor providing exploration, production, and grade-control drilling to Australian miners; partial overlap with Mastermyne's underground contracting customer base but focused on drilling rather than full mine operations.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/MastermyneGroupLimited
• LinkedInlinkedin.com/company/mastermyne-pty-ltd

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries3 records

Funding overview

Funding rounds1 record

Investors1 record

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 Mastermyne