About

Irwin Environmental Management

Who We Are

Irwin Environmental Management is an independent environmental consultancy based in Orange, NSW, providing strategic planning advice, environmental assessment, and compliance support to clients across the mining, quarrying, waste, infrastructure, and renewable energy sectors.

Led by Principal Consultant Alex Irwin, with over 30 years’ experience in environmental planning, assessment, and compliance.
Practical, outcomes-focused advice that balances operational goals with environmental responsibilities.
Flexible consulting model supported by a trusted network of technical specialists.
Proven approach to development approvals, regulatory engagement, and stakeholder communication.

Irwin Environmental Management Team

Alex has over 20 years of experience delivering environmental planning and assessment services across mining, quarrying, waste, infrastructure, and renewable energy projects. His expertise spans development approvals, compliance management, stakeholder liaison, and operational support.

Known for his pragmatic approach, Alex has built a reputation for securing outcomes that are both environmentally responsible and commercially realistic.

Rather than a large internal team, Irwin Environmental operates a flexible, project-based model—partnering with a trusted network of technical consultants to deliver fit-for-purpose results.

This ensures each client receives senior-level expertise, personalised service, and access to highly skilled specialists tailored to project needs.

Get in touchGet in touch

Alex Irwin

Director / Principal Consultant

Frequently asked questions

Have questions about how we work or what we offer? If you need more information or would like to discuss your project, feel free to get in touch.

What types of projects do you work on?irwin_axtqg12z2025-06-26T13:28:01+10:00

What types of projects do you work on?

We work across a range of industries including mining, quarrying, waste management, infrastructure, and renewable energy. Our experience spans both greenfield and brownfield developments—from local road upgrades to state significant quarry operations.

Do you only operate in NSW?irwin_axtqg12z2025-06-26T13:28:16+10:00

Do you only operate in NSW?

While we are based in Orange, NSW, we’ve supported projects across multiple local government areas throughout NSW and interstate. If your project is outside NSW, we’re happy to discuss how we can assist.

Do you handle all aspects of the environmental assessment process?irwin_axtqg12z2025-06-26T13:28:29+10:00

Do you handle all aspects of the environmental assessment process?

Yes. We provide end-to-end support including planning advice, preparation of assessment documentation, regulator liaison, and post-approval compliance. We also engage trusted technical specialists where required to ensure a complete and coordinated outcome.

Who will I be working with?irwin_axtqg12z2025-06-26T13:28:45+10:00

Who will I be working with?

You’ll work directly with our Principal Consultant, Alex Irwin, who brings over 20 years of environmental consulting experience. Depending on your project’s needs, we may also coordinate input from our trusted network of technical experts.

Our Network

Collaborating with Specialists

Irwin Environmental Management partners with a trusted network of specialist consultants to deliver tailored, high-quality outcomes for every project. This flexible model allows us to scale and adapt our services to suit the specific technical, environmental, or planning requirements of each development.

From noise and air quality to hydrology, ecology, and heritage, we coordinate and manage input from experienced professionals across all relevant disciplines—ensuring your project receives targeted, efficient, and integrated assessment support.

By working with proven specialists, we maintain a high standard of accuracy, consistency, and regulatory compliance—without unnecessary overheads or delays.

Testimonials

Alex has supported Walker Quarries with a high level of knowledge and professionalism since 2017. Alex’s advice, assistance and support has been invaluable in obtaining successful outcomes to the many complex environmental and planning challenges the Company has encountered.

Paul Hensley, Director and Compliance Manager of Walker Quarries Pty Limited

Alex is a go-to with regard to approvals and environmental management of sites where outside-the-box thinking and a thorough working knowledge of legislation and approvals pathways is required. Alex always delivers in a timely and professional manner that gets results.

David Schumacher, General Manager Planning and Approvals SOILCO Pty Ltd

Alex has provided considerable assistance to Manuka Resources’ projects in central west NSW in navigating and resolving our environmental and development consent obligations since acquisition in 2016 (under prior consulting entities) and more recently under Irwin Environmental Management. We would not hesitate to recommend Alex for similar roles if you are looking for a pragmatic no-nonsense approach to navigating what at times seems a complicated regulatory framework .

Haydn Lynch, COO Manuka Resources