Gunlake Concrete and Gunlake Quarries

Name

Gunlake Concrete and Gunlake Quarries

Legal name

Gunlake Concrete NSW Pty Ltd

Website

https://gunlake.com.au

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

101–250 employees

Ownership category

akta.pro rank

Product category

Ready-Mix Concrete and Quarry Aggregates

NAICS

Ready-Mix Concrete Manufacturing (32732), Nonmetallic Mineral Mining and Quarrying (2123), Cement and Concrete Product Manufacturing (3273)

SIC

Concrete, Gypsum & Plaster Products (3270), Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400)

akta.pro primary industry

Ready-Mix Concrete Production & Delivery (IMADAAAA)

akta.pro secondary industries

Aggregate Processing & Value-Added Products (Washing, Screening, Asphalt/Concrete Aggregates) (IMAKAHAH), Specialty Aggregates (Rail Ballast, Riprap/Armor Stone, Gabion Stone) (IMAKAHAJ)

Keywords

• Ready-mix concrete
• Quarry aggregates
• Construction materials
• Low carbon concrete
• Concrete batch plants

Headquarters

HQ city

Marulan

HQ country

Australia

HQ region

Oceania

Offices7 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Ready-Mix Concrete Sales: Sale of ready-mix concrete products from five batch plants across Sydney. Products include standard class, special class, decorative, coloured, polished, industrial flooring, pool mix, kerb mix, block fill, precast, architectural, and BlueStar low carbon concrete range.
2. Quarry Materials Sales: Sale of quarried materials including aggregates, drainage materials, rail ballast, road bases, gabion rock, hammered rock, and crusher dust from Marulan quarry operation.
3. Technical Services: NATA-accredited concrete testing and quality certification services through G-Lab, available to Gunlake customers and external clients including competitors.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels8 records

Core offering

Gunlake manufactures and supplies ready-mix concrete products from five batch plants strategically located across Sydney (Prestons, Silverwater, Banksmeadow, Glendenning, Smeaton Grange) and operates the Marulan quarry producing aggregates, manufactured sand, rail ballast, drainage materials, and road base products. The concrete range covers 13 product categories spanning standard applications through specialized architectural and low-carbon mixes, with in-house NATA-accredited testing (G-Lab) and AI-powered quality tracking (Verifi) supporting consistent product quality for commercial builders, residential developers, engineers, architects, and government infrastructure projects.

Product overview

Gunlake Concrete and Gunlake Quarries operates as a diversified construction materials supplier offering ready-mix concrete products through five batch plants (Silverwater, Banksmeadow, Glendenning, Prestons, Smeaton Grange) and quarry products from its Marulan facility. The concrete portfolio includes 13 product categories spanning standard applications (Standard Class, Block Fill, Kerb Mix) to specialized solutions (Special Class, Pool Mix Spray, Precast, Architectural, Industrial Flooring, Polished, Decorative, Coloured) plus the BlueStar Low Carbon Concrete range with four sustainability tiers. The quarry operation produces various hard rock products including aggregates (7mm to 20mm), manufactured sand, rail ballast, gabion rock, hammered rock, road base materials, and crusher dust. G-Lab (NATA-accredited testing laboratory) and Verifi AI technology support quality assurance across both divisions.

Differentiator

Problem solved

Functional benefit

Brands

• BlueStar: Low carbon concrete range engineered to reduce embodied carbon by 30% to over 50%, with BlueStar Zero offering up to 100% carbon neutrality through Climate Active-certified offsets. Includes three tiers: BlueStar (up to 30% reduction), BlueStar Plus (30-50% reduction), and BlueStar Ultra (>50% reduction).

Products and services

• Standard Class Concrete Standard-class ready-mix concrete for everyday construction work offering excellent workability without compromising quality or reliability. Suitable for residential house slabs, foundations, sidewalks, and commercial construction applications.
• Special Class Concrete Meticulously engineered concrete exceeding strict industry specifications with high flexural strength, low shrinkage, marine-grade durability, waterproofing, and exceptional tensile strength for demanding applications.
• Industrial Flooring Concrete Super flat floors with optimized concrete mix ensuring superior flatness and abrasion resistance through precise placing, setting, bleeding, and burnishing profiles. Includes burnished concrete solutions with custom colour options for industrial facilities.
• Decorative Concrete Versatile decorative concrete with various rock types (White Quartz, Gold Quartz, Round River Gravel, Dark Grey Igneous Rock) and colours, customizable base colours, and finish options including exposed, honed, or polished finishes.
• Coloured Concrete Premium coloured concretes incorporating pigments and oxides for vibrant, full-depth colours. Offered in partnership with Sika Colourflo with UV-resistant properties for domestic, industrial, and civil applications.
• Polished Concrete Polished Class Concrete providing a sleek, low-maintenance, and durable finish for residential and commercial projects including polished floors in modern homes, upscale offices, showrooms, and retail spaces.
• Pool Mix Spray Concrete Highly specialised pool mix designed to reduce aggregate rebounding when spraying, with excellent work-life properties and superior finishing characteristics for Sydney's pool concreters.
• Kerb Mix Concrete Low-slump ready mix concrete designed for consistent, high-quality concrete for rolled gutters and L-shaped kerbs, ensuring it won't buckle or fall during application.
• Block Fill Concrete Expertly formulated concrete for maximum strength in demanding projects like retaining walls and heavy-duty commercial applications, designed to be pumped and fill cores tightly around steel reinforcement.
• Precast Concrete Mixes Precast concrete mixes designed for high-quality off-form finish meeting visual and structural requirements for architectural facades and bridge components, with early strength for swift demolding.
• Architectural Concrete Exposed aggregate, polished concrete, and stamped concrete mixes for decorative applications adding striking design features to domestic or commercial construction projects.
• BlueStar Low Carbon Concrete Range A low carbon concrete range with tiers (BlueStar up to 30% reduction, BlueStar Plus 30-50%, BlueStar Ultra >50%) offering 30-50%+ reduction in embodied CO2, with BlueStar Zero providing up to 100% carbon neutrality through Climate Active-certified offsets. Powered by supplementary cementitious materials (SCMs) like fly ash and blast furnace slag.
• Manufactured Sand Quarry-produced sand used in concrete production and as a replacement wherever coarse natural sand could be used.
• 7mm Concrete Aggregate Quarry-produced aggregate used in concrete production, especially shot-crete and inground swimming pools.
• 10mm Concrete Aggregate Quarry-produced aggregate used for high strength blends alongside 20mm aggregate and other specialised batch blends.
• 14mm Concrete Aggregate Specialised quarry-produced aggregate used for manufacture of precast elements such as walls and rail sleepers.
• 20mm Concrete Aggregate General purpose quarry-produced concrete aggregate used in factory and house slabs, and high strength batch blends including building pillars and bridge spans.
• Rail Ballast Quarry-produced rail ballast manufactured to meet Rail Spec requirements for under sleeper placement, also usable as decorative aggregate in gardens and flat roof building complexes.
• G-Lab Materials Testing Laboratory Services NATA-accredited independent concrete and cement materials testing laboratory located at the Preston plant site, offering unbiased testing results to Gunlake customers and external clients including competitors. Provides technical support and calibration data for Verifi technology.

Quantifiable outcome

• 30-100% reduction in embodied carbon with BlueStar Low Carbon Concrete range
• +3 more outcomes

Named customers7 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability3 records

Feature4 records

Partnerships

One partnership is on record.

• CPB/ACCIONA Joint VenturecoreStrategic or Co-development Partner · 1 September 2023Gunlake Quarries supplied over 400,000 tonnes of highly specified material essential for the Western Sydney Airport main runway construction. Partnership with CPB/ACCIONA JV was described as a prime example of supplier and contractor cooperation overcoming obstacles during challenging periods for the industry.

Scale indicators8 records

Recent moves8 records

Expansion highlights6 records

Broad incumbents

• Adbri Limited: Australian integrated construction materials and lime producer with concrete, aggregates, and cement operations. Comparable vertical integration story to Gunlake, with cement supply and a national network of plants and quarries serving similar commercial and infrastructure end markets.
• Holcim Australia: Global cement and aggregates major operating ready-mix concrete, aggregates, and cement plants across Australia. Direct competitor on Sydney and NSW concrete and quarry projects, with deeper capital and a global sustainability platform comparable to Gunlake's BlueStar range.
• Boral Limited: Australia's largest integrated concrete, aggregates, and cement producer with a national footprint. Directly comparable to Gunlake on ready-mix concrete and quarry aggregates, but at substantially greater scale, with owned cement supply and broader geographic reach.
• Heidelberg Materials (Hanson Australia): Operates Hanson Construction Materials in Australia, one of the largest ready-mix concrete and aggregates suppliers with national reach. Direct competitor on Sydney tenders; multiple Gunlake senior hires (Hrvoje Jakovljevic, Patrick Keating, George Ghosn) come from Hanson, indicating overlapping customer relationships and talent pool.

Others

• Cement Australia: Joint venture between Holcim and Heidelberg Materials producing and distributing cement across Australia. Relevant as Gunlake's upstream cement supplier and as a benchmark for the cement supply dynamics that underpin concrete margins.
• BIS Industries: Australia's largest haulage and logistics provider with significant exposure to mining, quarrying, and construction materials transport. Comparable on the logistics/aggregates hauling side of Gunlake's Marulan quarry operation and A-double haul route.

Direct peers

• Hy-Tec: Australian concrete and aggregates producer supplying ready-mix concrete and quarry materials across NSW, VIC, and QLD. Most closely comparable independent peer in terms of product mix (ready-mix plus aggregates) and customer base, though broader geographically.
• Rocla (Boral Infrastructure Products): Australian precast concrete manufacturer producing concrete pipes, culverts, manholes, and structural elements. Comparable in NSW concrete products adjacency to Gunlake's precast offerings; Angus Richmond (Gunlake Commercial, Strategy & Cement Director) was previously Regional Manager NSW/QLD at Rocla Quarries.

Regional players

• Wagners (Wagners Holding Company): Queensland-based producer of cement, concrete, aggregates, and fly ash with comparable vertical integration story. Comparable product mix including low-carbon offerings, but primarily serves QLD rather than NSW; useful as a benchmark for an independent, family-controlled regional materials producer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights6 records

Customer concentration

• TikToktiktok.com/@gunlakegroup

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles22 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 Gunlake Concrete and Gunlake Quarries