What Bielby does

Bielby Holdings Pty Ltd is a privately held Australian civil engineering contractor headquartered in Milton, Queensland, founded in 1982. The company delivers major infrastructure projects across road and bridge, rail, ports and marine, airports, renewable energy, and resources sectors, primarily for federal, state, and local government clients. Bielby operates through multiple delivery models including design and construct, construct only, early contractor involvement, alliances, and joint ventures, with notable current programs including the Bruce Highway Upgrade Cooroy to Curra Section D (joint venture, $1 billion program scope) and the Pacific Motorway M1 Watland Street to Sports Drive upgrade for the Queensland Department of Transport and Main Roads, alongside the Inland Rail Program via the BHQ JV with the Australian Rail Track Corporation.

The company's core technical capability centres on self-perform civil construction using a fully owned and operated fleet of late-model GPS-guided plant and equipment with tier 4/5 power plants, in-house workforce, and ISO 45001/9001/14001 certified management systems. Differentiated assets include a 40-year track record with no litigation on completed projects, Infrastructure Sustainability Council ratings of Excellent and Leading, and a Digital Engineering function pioneering BIM workflows. Bielby maintains long-tenured joint venture relationships with ARTC, HDR, and Karreman Quarries spanning 30+ to 40 years.

Bielby's business model is project-based contract revenue secured through competitive tenders and collaborative procurement with government anchor clients, supplemented by enterprise renewables clients such as Vestas. Co-owners Adam Edwards (Managing Director, joined 2018) and Terry Cogill (Executive Director, decades-long tenure) lead a 251-500 person organisation. Pricing is not publicly disclosed; individual project values range from under A$50M to A$250M-A$500M, and aggregate annual revenue is estimated at A$250M-A$500M based on disclosed historical scaling and current backlog. The company is a member of AUSTROADS, Civil Contractors Federation, Queensland Major Contractors Association, NAWIC, and Australian Owned Contractors.

Name

Bielby

Legal name

Bielby Holdings Pty Ltd

Website

https://bielby.com.au

Company type

Private

Founded year

1982

Operating status

Operating

Headcount range

251–500 employees

Short description

Bielby Holdings is a privately held Australian civil engineering contractor delivering major road, bridge, rail, ports, and renewable energy infrastructure projects primarily for government clients across Queensland, Victoria, and New South Wales through self-perform capability and joint venture partnerships.

Ownership category

akta.pro rank

Headquarters

HQ city

Brisbane

HQ country

Australia

HQ region

Oceania

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Revenue model

1. Infrastructure Construction Contracts: Revenue generated through civil engineering construction contracts for government and private sector clients. Projects include roads, bridges, rail, wind farms, and ports. Revenue ranges from sub-$50M to $250-500M project values.
2. Design and Construct Contracts: Full project delivery including design and construction phases, providing comprehensive infrastructure solutions
3. Construct Only Contracts: Construction-only delivery under various contracting models including joint ventures

Go-to-market motion2 records

Distribution channels1 record

Marketing channels4 records

Core offering

Bielby is a privately held Australian civil engineering contractor delivering major infrastructure projects across Queensland, Victoria and New South Wales. It self-performs earthworks, road, bridge, rail, port, marine and renewable energy construction through design and construct, construct only, early contractor involvement, alliance and joint venture delivery models. The company operates an in-house workforce with a fully owned fleet of GPS-guided plant and equipment to execute tier-one government and private projects.

Product overview

Bielby is a civil engineering contractor offering comprehensive infrastructure construction services across Australia. The company operates primarily through joint ventures and provides multiple delivery models including design and construct, construct-only, early contractor involvement, alliance, and collaborative contracting. Their core service portfolio encompasses road and bridge construction, rail infrastructure, renewable energy infrastructure (windfarm construction), ports and marine works, and resources/utilities infrastructure. Key projects include the Bruce Highway Upgrade ($250-500M, construct-only), Pacific Motorway M1 extension (construct-only), and Berrybank Windfarm Stage 2 (design & construct). The company has delivered over 95 projects across sectors including roads, structures, rail, resources, renewables, defence, water storage, and ports/marine.

Differentiator

Problem solved

Functional benefit

Products and services

• Civil Engineering Construction Services Full-service civil engineering contractor delivering major infrastructure projects across Australia through multiple delivery models (design and construct, construct only, ECI, alliance, JV). Targeted at federal, state and local government agencies and private sector clients.
• Road and Bridge Construction Construction of highways, motorways, bridges and road infrastructure, including earthworks, pavement, drainage and traffic management. Targeted at government transport authorities and private developers.
• Rail Infrastructure Rail construction and upgrade services including railway crossings, rail line upgrades, and integration with road infrastructure. Targeted at rail authorities and government transport departments.
• Renewable Energy Infrastructure Construction of wind farm access tracks, tower foundations, road intersections, railway upgrades and hardstands for renewable energy projects. Targeted at renewable energy developers and operators such as Vestas.
• Ports and Marine Infrastructure Construction services for ports and marine infrastructure projects. Targeted at port authorities, government agencies and private developers.
• Resources and Utilities Infrastructure Civil construction services for mining, resources and utility infrastructure projects, including large-scale earthworks and access construction. Targeted at mining and resource companies.
• Bruce Highway Upgrade - Cooroy to Curra Section D Construct-only joint venture delivery of a 12km four-lane divided highway section including 23 bridges, two major interchanges, 3.3 million cubic metres of earthworks, 160,000 tonnes of asphalt pavement, ITS, lighting and major drainage. Delivered for DTMR within the $1 billion Bruce Highway Upgrade program, cost range $250-500M.
• Pacific Motorway (M1) Watland Street to Sports Drive Upgrade Construct-only delivery of 3.5km of Pacific Motorway, 3km of new busway, six new bridges, an elevated Veloway structure, and new on-ramp infrastructure. Delivered for DTMR with cost range $250-500M and targeting Infrastructure Sustainability Council 'Excellent' rating.
• Berrybank Windfarm Stage 2 Design and construction of tower foundations for 26 wind turbines, 20km of access tracks, road intersections, railway upgrades and hardstands for a 109MW windfarm in Wallinduc, Victoria. Delivered for Vestas.

Quantifiable outcome

• 19,874,407m3 of earthworks and 104 bridges delivered in last five years
• +2 more outcomes

Named customers4 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

Four partnerships are on record, tiered core.

• Australian Rail Track Corporation (ARTC)coreStrategic or Co-development PartnerARTC partners with Bielby through BHQ JV on the Inland Rail Program. Rob Storey from ARTC stated that Bielby demonstrates a partnering culture embodying collaboration as a prevailing element of their DNA.
• HDRcoreStrategic or Co-development PartnerHDR has worked with Bielby on multiple collaborative projects across Queensland. Mark Fairweather from HDR noted Bielby enables innovation and delivery on commitments through trusted relationships.
• Karreman QuarriescoreStrategic or Co-development PartnerKarreman Quarries has worked with Bielby on major infrastructure projects in South East Queensland for 40 years. Dick Karreman stated the long relationship is based on trust and a common goal for win-win outcomes.
• BHQ JV (Joint Venture Partnership)coreStrategic or Co-development PartnerBielby Holdings operates in joint venture arrangements for major projects including Bruce Highway Upgrade Section D and Inland Rail Program through the BHQ JV entity.

Scale indicators7 records

Recent moves6 records

Expansion highlights6 records

Market position

Weaknesses5 records

Competitive moat5 records

Customer concentration

• LinkedInlinkedin.com/company/bielby-holdings

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles14 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 Bielby