What Hallett Group does

Hallett Group is the largest integrated supplier of building, construction, and mining materials in South Australia, headquartered at 126 Churchill Rd North, Dry Creek, operating across the state since 1978 with a team of approximately 500 employees. The company is organized into two core streams — Hallett Construction & Mining Materials (quarry products, cement, concrete, and transport) and Hallett Structural & Building Materials (steel, timber, trusses, and building supplies) — and serves construction companies, mining operators, government bodies, and residential builders. Self-described as a 'proud South Australian company playing a major role in the supply chain' for quarry products, concrete, steel, timber, and building supplies, the firm is the largest concrete producer in the state with 500,000m3 of annual production capacity and a fleet of 100 prime agitator trucks.

Hallett's product portfolio is built on owned-and-operated upstream assets, including multiple quarries (Kulpara, McLaren Vale, Truro, DK Quarries in Port Lincoln, Dry Creek Recycling), a network of fixed and mobile concrete plants including South Australia's first Wet Batch plant, a NATA-accredited testing laboratory, steel fabrication, timber operations (Major Timber), and the Green Cement Transformation Project (GCTP) — a $125M investment announced in 2023 that produces supplementary cementitious materials from flyash and granulated slag by-products powered by renewable energy. Its sustainable Enviro Construct concrete sub-brand delivers tiered CO2 reductions of 26-28%, 35-37%, and 44-47% through SCM substitution and Carbon Cure CO2 embedding, with mixes that meet or exceed SA Department for Infrastructure and Transport (DIT) specifications requiring 30% Portland Cement replacement on exposure classifications. Supporting capability includes Hallett Transport (24/7, 30+ prime movers, 4 cement powder tankers), the Hallett Laboratory NATA-accredited for cement, lime, flyash, slag, aggregates, soil, and concrete testing, and the Hallett Building Supplies Selection Centre serving home builders with a dedicated showroom and specialist consultants.

The business operates on a direct-sales, quote-based model with project-anchored revenue across three streams: construction materials sales (aggregates, sand, cement, concrete, steel, timber, trusses, building materials), construction services via MSP Constructions (projects from $100k to $4m across commercial, residential, agriculture, retail and mining), and NATA-accredited technical testing services. Named enterprise customers include the Fulton Hogan / Laing O'Rourke joint venture (Gateway South Darlington Upgrade — 1.1M tonnes materials, 100,000m3 concrete), McConnell Dowell (Ovingham Level Crossing — 5,000m3 Enviro Construct), Jurkovic Group, Sarah Constructions, Metricon, Scott Salisbury, and Nyrstar Port Pirie; major government infrastructure contracts span Main South Road duplication, Port Wakefield to Port Augusta Alliance ($200M), and Gateway South Darlington Upgrade. Hallett holds ISO 9001, ISO 14001, and ISO 45001 certifications and is EPA-licensed across all facilities.

Name

Hallett Group

Legal name

Hallett Group

Website

https://hallett.com.au

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Hallett Group is the largest integrated supplier of building, construction, and mining materials in South Australia, operating owned quarries, concrete plants, a 100-truck delivery fleet, steel fabrication, timber operations, and a $125M Green Cement Transformation Project serving construction, mining, government, and residential customers.

Ownership category

akta.pro rank

Product category

Construction Materials Supply

NAICS

Cement and Concrete Product Manufacturing (3273), Other Nonmetallic Mineral Mining and Quarrying (21239), Other Concrete Product Manufacturing (32739), Concrete Pipe, Brick, and Block Manufacturing (32733)

SIC

Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400), Concrete, Gypsum & Plaster Products (3270), Cement, Hydraulic (3241), Concrete Products, Except Block & Brick (3272)

akta.pro primary industry

Construction Aggregates Mining & Processing (Sand, Gravel, Crushed Stone) (IMADAAAI)

akta.pro secondary industries

Aggregate Processing & Value-Added Products (Washing, Screening, Asphalt/Concrete Aggregates) (IMAKAHAH), Recycled Aggregates & C&D Materials Processing (RCA, RAP, Glass Aggregate) (IMAKAHAI), Concrete, Cement & Aggregates Retail (Bagged Mix, Sand, Gravel) (CRAIAEAG)

Keywords

• Construction materials supply
• Concrete and cement production
• Quarrying and aggregates
• Low carbon concrete
• Building products distribution

Headquarters

HQ city

Dry Creek

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. Construction Materials Sales: Sale of aggregates, sand, cement, concrete, steel, timber, trusses, and building materials to construction companies, miners, government bodies, and residential builders. Major infrastructure projects include road construction, apartment complexes, and mining facilities. Concrete production of approximately 500,000m3 per year.
2. Construction Services: MSP Constructions delivers projects ranging from $100k to $4m across commercial, residential, agriculture, retail and mining sectors. Services include construction, civil works, design and construct, and project finance.
3. Technical Testing Services: NATA accredited laboratory providing cement, concrete, aggregate, and soil testing services to internal Hallett operations and external customers.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Hallett Group is an integrated supplier of building, construction and mining materials in South Australia. It quarries and processes aggregates and sand, manufactures cement and concrete (including low-carbon Enviro Construct mixes), fabricates steel, supplies timber and trusses, delivers building products through a Selection Centre, and operates its own transport fleet. It also provides NATA-accredited laboratory testing and certified construction services via MSP Constructions, with a $125 million Green Cement Transformation Project converting industrial waste by-products into low-carbon cementitious materials.

Product overview

Hallett Group is the largest integrated supplier of building, construction, and mining materials in South Australia, operating since 1978 with approximately 500 employees. The company offers a diverse portfolio of products and services across two main business streams: Hallett Construction & Mining Materials (Quarry products, Cement, Concrete, and Transport) and Hallett Structural & Building Materials (Steel, Timber, Trusses, and Building Supplies). Core products include Aggregates & Sand sourced from multiple quarries (Kulpara, McLaren Vale, Truro, DK Quarries), Hallett Cement (General Purpose, Blended, White Cement, Fly Ash, GGBFS, Specialty Cements), Hallett Concrete (produced at 500,000m3/year capacity), and the sustainable Enviro Construct sub-brand featuring low carbon concrete with three reduction levels (26-47% CO2 reduction). Supporting services include NATA-accredited Hallett Laboratory for technical testing (Concrete, Cement, Aggregate & Soil), Hallett Transport (fleet of 30+ prime movers), Timber & Trusses merchant services, Hallett Steel fabrication, Building Materials supply through Selection Centre, MSP Constructions (civil and commercial construction), and the Green Cement Transformation Project ($125M investment in sustainable cement manufacturing).

Differentiator

Problem solved

Functional benefit

Brands

• Enviro Construct: Sustainable low carbon concrete solutions range that helps Australia reach its goal of Net Zero Carbon Emissions by 2050. Offers Level 1-3 carbon reduction mixes with up to 47% CO2 reduction.
• Hallettcrete
• Hallett Build Bloc
• McLaren Vale Quarries (MVQ)
• Kulpara Quarry
• Truro Quarry

Products and services

• Aggregates & Sand Quarry products including concrete aggregates, road base rubble, quarry sands, and recycled materials sourced from multiple South Australian quarries. Supply to construction, infrastructure and mining customers.
• Hallett Cement High-quality construction and mining grade cementitious products including General Purpose Cement (AS3972 Type GP), Blended Cements, White Cement, Fly Ash, GGBFS, Oil Well Cements, Specialty Cements, Road Stabilisation Products, and Lime Products.
• Hallett Concrete Concrete production and supply as South Australia's largest concrete producer, with a fleet of 100 prime agitator trucks and a network of fixed and mobile plants producing approximately 500,000m3 per year.
• Enviro Construct Low Carbon Concrete Sustainable low carbon concrete solutions with three CO2 reduction levels (Level 1: 26-28%, Level 2: 35-37%, Level 3: 44-47%), Green Star compliance options, DIT sustainability mix specifications compliance, and Carbon Cure integration for permanent CO2 embedding. Up to 252 kg CO2eq/kg reduction on specific mixes.
• Pre-Mixed Concrete Concrete mixes ranging from N20 & N25 MPa for residential applications to N32 & N40 MPa or higher strength concrete for industrial applications requiring greater resistance to loading and trafficking.
• Hallettcrete Decorative Concrete Decorative concrete offering including Exposed, Polished, and Colour Through finishes, utilizing aggregates from company-owned quarries for custom design solutions.
• Hallett Build Bloc Interlocking Concrete Blocks Standard interlocking concrete blocks in 800x1600mm and 800x800mm dimensions with N Class AS1379 concrete, 20MPa strength, and design life exceeding 100 years, compliant with AS3850.1 for handling and lifting requirements.
• Hallett Laboratory Technical Services NATA accredited laboratory offering comprehensive testing services for Cement, Lime, Aggregates, Soils, and Concrete, including Concrete Testing, Cement Testing, Aggregate & Soil Testing, and Trial Mixes. 6 current or former NATA certified signatories and 19 staff including Civil and Chemical Engineers.
• Concrete Testing Service Comprehensive concrete testing services including compressive strength tests, flexural testing, slump tests, air content testing, drying shrinkage testing, and core testing adhering to Australian Standards AS1012 series.
• Cement Testing Service State-of-the-art cement testing facility covering sampling, chemical composition analysis (XRF), setting time, soundness, fineness, compressive strength, and particle size distribution testing.
• Aggregate and Soil Testing Service Extensive aggregate and soil testing services including particle size distribution, aggregate crushing value, Los Angeles value, soundness testing, and soil classification tests per Australian Standards AS1141 and AS1289 series.
• Trial Mixes Service On-site trial facility at Dry Creek equipped to carry out customised trials supported by experienced technical supervisors to achieve desired mix outcomes.
• Hallett Transport 24/7 transport operation with over 30 prime movers including Tandem Truck and Dog, Semi Tippers, B Double and A Double/Triple Road-trains, and 4 cement powder tankers, operating under accredited mass management and fatigue management schemes.
• Timber and Trusses One of the largest timber merchants in Adelaide supplying structural pine, beams, LVLs, floor and roof trusses, treated timber, decking, flooring sheets, cement sheet, cladding, and ply boards for residential and commercial construction.
• Hallett Steel Fabrication Steel fabrication services for warehouses, shopping centres, multi-story dwellings, and residential homes, including detailing, fabrication, welding (MIG, MAG, FCAW, MMA, TIG), blasting and coating, with capacity for large-scale projects through expansive workshop facilities compliant with AS/NZS 1554.
• Hallett Building Supplies Selection Centre Complete home selection solution offering kitchen appliances, tapware, bathroom accessories, tiles, flooring, shower screens, doors, and building supplies through a dedicated Selection Centre with specialist consultants and account managers.
• MSP Constructions Certified construction contractors delivering projects from $100k to $4m across commercial, residential, agriculture, retail and mining sectors, offering construction, civil works, project finance, design & construct, and land subdivision services.
• Major Timber Subsidiary Timber products and services offered through the Major Timber subsidiary, providing structural timber solutions for construction projects in South Australia.
• Green Cement Transformation Project (GCTP) $125 million investment project to construct manufacturing capability for processing industrial waste by-products into low carbon green cement, targeting 300,000–1,000,000 tonnes per annum of CO2 emissions reduction through SCM production at Port Augusta and Port Adelaide facilities, replacing 50%+ of traditional clinker-based cement in mixes.

Quantifiable outcome

• Reduced CO2 emissions by 16% in 2021 vs 2002 baseline
• +3 more outcomes

Named customers8 records

Segments4 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

Five partnerships are on record, tiered minor and core.

• MATES in ConstructionminorStrategic or Co-development Partner · 1 January 2017Tier 1 Industry Partner supporting suicide prevention in SA construction industry. Hallett has been involved since late 2017 and provides funds for training programs. Promotes mental health awareness internally and externally.
• Nyrstar Port PiriecoreStrategic or Co-development PartnerGranulated slag offtake agreement to consume material produced at Nyrstar Port Pirie multi-metals smelter. Reduces onsite environmental footprint while providing raw materials for Green Cement Transformation Project. Contributes to long-term sustainability and community license of Nyrstar operations.
• Carbon CurecoreTechnology or IntegrationCarbon Cure injects CO2 into concrete during mixing where it mineralizes permanently. Improves compressive strength, enables mix optimization, and reduces carbon footprint. CO2 is permanently locked away. Building with Carbon Cure reduces CO2 by average 15kg per cubic metre. Available at particular Hallett plants.
• Department for Infrastructure and Transport (DIT) - South AustraliacoreStrategic or Co-development PartnerDIT sustainability mix specifications require 30% Portland Cement replacement on exposure classifications. Hallett provides 3 levels meeting/exceeding these requirements. Major supplier for DIT road projects including Main South Road and Gateway South.
• Fulton Hogan and Laing O'Rourke (Joint Venture)coreStrategic or Co-development PartnerGateway South Darlington Upgrade - one of the largest projects in South Australia's history. Joint venture delivered over 1.1m tonnes of quarry materials and 100,000m3 of concrete over 18 months.

Scale indicators11 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Adbri Limited: Major Australian producer of cement, lime, concrete, aggregates, and masonry products (recently acquired by CRH plc). Comparable to Hallett's cement, concrete, and aggregates operations but with national reach and significant bagged-cement and lime exposure.
• Cement Australia: Joint venture between Holcim and Heidelberg Materials producing and distributing cement and supplementary cementitious materials across Australia. Closely comparable to Hallett's Hallett Cement division and directly relevant to the SCM supply dynamics Hallett is positioning around.
• Boral Limited: Australia's largest integrated construction materials company (now owned by Seven Group Holdings), producing cement, concrete, aggregates, asphalt, and building products nationally. Directly comparable to Hallett across every product line but with a multi-state footprint, larger scale, and broader customer base.
• Holcim Australia: Australian subsidiary of global cement major Holcim Group, producing cement, concrete, aggregates, and precast products across the country. Directly overlaps Hallett's cement and concrete offerings with substantially larger R&D and decarbonization investment capacity.
• Hanson Australia (Heidelberg Materials): Australian arm of Heidelberg Materials, one of the world's largest building materials groups, producing concrete, aggregates, and cement. Comparable product portfolio to Hallett with national distribution and parent-company backing for low-carbon innovation.
• Fulton Hogan: Trans-Tasman infrastructure contractor and materials supplier producing aggregates, asphalt, concrete, and bitumen. Comparable to Hallett's quarry and concrete supply operations, with both a customer overlap (Hallett supplied the Gateway South JV with Fulton Hogan/Laing O'Rourke) and a competitor overlap in aggregates.

Direct peers

• Alex Fraser Group: Australian specialist in recycled construction materials, producing recycled aggregates, crushed concrete, and asphalt from construction & demolition waste. Comparable to Hallett's recycled aggregates operations and aligned on circular-economy positioning in construction materials.
• Wagners: Queensland-based integrated producer of cement, concrete, aggregates, and composite fibre technologies — a very close analogue to Hallett's vertically integrated model. Similar mid-cap scale, regional dominance, and exposure to flyash/geopolymer cement innovation make it the most directly comparable peer.

Emerging players

• ResourceCo: Australian leader in resource recovery and recycled materials manufacturing, producing alternative fuels, recycled aggregates, and supplementary cementitious materials. Comparable to Hallett's recycled aggregates and SCM dimensions, with a thinner commercial footprint but stronger circular-economy positioning.

Regional players

• Barro Group: Privately held integrated concrete, quarry, and pre-mix supplier dominant in Victoria with extensions into South Australia. Comparable vertically integrated operating model and private-company structure; competes with Hallett where SA/VIC geographies overlap.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/hallettgroup
• LinkedInlinkedin.com/company/hallett-group-pty-ltd

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

Subsidiaries13 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 Hallett Group