01
Quality
ISO 9001:2015
Documented quality management for fabrication, machining, traceability, inspection and project handover.
Heavy industrial · Sydney · National
Heavy Industrial
Heavy Industrial
Engineering &
Construction
Delivered End-To-End
Steel fabrication, precision machining, process systems and site installation for Tier 1 mining, oil & gas, rail and heavy industrial clients. Sydney-based, nationally delivered.
08
Capability domains
05
Active accreditations
10
Industries served
AU
National coverage
ISO 9001 2015 ISO 45001 2018 ISO 14001 2015 AS/NZS ISO 3834 Pt 2 AS/NZS 5131-CC3
Certified systems Controlled work.
Controlled work.
Certified systems.
HWM backs workshop and site delivery with certified management systems for quality, safety, environment, welding and structural steel compliance.
02
Safety
ISO 45001:2018
Safety systems for workshop operations, site installation, commissioning and nationally mobile project teams.
03
Environment
ISO 14001:2015
Environmental management controls supporting responsible delivery across industrial and infrastructure works.
04
Welding
AS/NZS ISO 3834 Part 2
Comprehensive welding quality requirements for certified fabrication, weld control and project documentation.
05
Steelwork
AS/NZS 5131-CC3
Construction category accreditation aligned with AS/NZS 5131 structural steelwork compliance requirements.
The delivery model
One contract.
One contract.
One team.
Concept to commissioning.
HWM is a fully integrated engineering, fabrication and construction company. We take a project from initial design brief through detailed engineering, fabrication, precision machining, and site installation — without handing off to a third party at any stage.
The result: reduced interface risk, a single point of accountability, and a partner who understands the full scope from day one.
01
Design
Detailed engineering, FEA, fitness-for-service
02
Fabricate
Structural steel, vessels, tanks, piping, skids
03
Machine
Precision CNC for critical tolerances
04
Install & Commission
Site delivery, install, handover
Capabilities Eight services.
Eight services.
One facility.
Every capability operates from the same Sydney facility under unified quality control. Hover any tile to see the detail.
01 · Capability
Structural steel & welding
High-quality structural steel fabrication for industrial and infrastructure applications.
Learn more →
02 · Capability
Precision machining
Precision machining of critical components and engineered assemblies.
Learn more →
03 · Capability
Maintenance & shutdowns
Support planned shutdown, turnaround, brownfield modifications and plant upgrade.
Learn more →
04 · Capability
Process piping & skids
Design and fabrication of process piping systems for water, slurry, oil, aviation fuel, gas, chemical and industrial services.
Learn more →
05 · Capability
Pressure vessels & tanks
Design and fabrication of pressure vessels, vacuum vessels, and process equipment.
Learn more →
06 · Capability
Innovations & attachments
Design and manufacture specialised attachments for heavy mobile plants.
Learn more →
07 · Capability
Advanced engineering
Advanced mechanical, structural, piping and pressure equipment engineering and details design
Learn more →
08 · Capability
Welding engineering
Welding engineering, technical consultancy, 3rd party welding inspection, audit and compliance support.
Learn more → Why clients choose HWM Four reasons.
Four reasons.
All operational.
Each point is verifiable against accreditation records, project history or in-house equipment. No marketing language.
01
End-to-end delivery
Design, fabrication, machining, installation and commissioning under one contract. No hand-offs, no interface risk.
02
Advanced engineering capability
API 579 / ASME FFS-1 fitness-for-service, FEA modelling and remaining-life assessment — beyond fabrication.
03
Machining integrated with fabrication
Precision machined components produced in-house alongside fabricated assemblies — no outsourcing for critical tolerances.
04
Certified, nationally mobile
ISO 9001/45001/14001, AS/NZS ISO 3834 Pt 2, AS/NZS 5131-CC3. Capability to mobilise across metro, regional and remote locations nationally.
Ready to talk about your project?
Tell us the scope, timeline and location. We'll come back with a clear assessment of how HWM can deliver it.
Tell us about your project →