Electrical, Renewables, Civil, Construction and Maintenance
Your trusted partner in infrastructure and sustainability
Explore Our Projects
Building the Pilbara’s Future with Indigenous-Led Solutions​
Proudly Ngarluma-Endorsed. Driving innovation, expertise, and excellence in renewables, construction, and engineering across the Pilbara region.
Explore Our Projects
Making a Difference in Pilbara​
GWA doesn’t just build infrastructure; we build futures. Our Indigenous Strategy focuses on training, employment, and long-term community sustainability. We are proud to maintain a minimum of 20% Indigenous employment and actively support local community projects, such as the Karratha Kart Club and the Pilbara Hydrogen Cluster.
Learn About Our Indigenous Strategy
Building a Sustainable Future for the Weymul Community ​
Through Project Future, GWA is transforming the Weymul Aboriginal community. This project includes the installation of a solar micro-grid, clean water systems, and economic initiatives like native seed trials. Our goal is to create long-term sustainability and self-determination for indigenous communities.
See the Full Project Story

40+ years

30+ years

100+ years

Built on Values, Driven by Excellence

Community

We actively support and collaborate with local businesses, Indigenous groups, and communities to foster sustainable growth.

Innovation

We embrace cutting-edge technology and continuously refine our processes to deliver superior project outcomes.

Quality

We uphold the highest industry standards by employing experienced professionals and using top-tier equipment.

Safety

We prioritize a secure and efficient work environment by adhering to strict health, safety, and environmental regulations.

We have the Power to make
Positive and Sustainable decisions
Today for the benefit of our future together Tomorrow because, while we cannot change the past, Today is the first day of the rest of our lives.

A Proud Indigenous-Led Business

Guma Wagagu Australia (GWA) is a proud Pilbara Aboriginal business, deeply rooted in the region for over four generations. As a Ngarluma-endorsed Pilbara Aboriginal business embedded on Ngarluma land, GWA is led by Harry Mowarin, aligning its operations with community values and cultural respect. GWA consistently delivers innovative, high-quality solutions across the electrical renewables, construction disciplines, and civil engineering sectors, while driving positive change and sustainable growth throughout the globe. 

Let's Build A More Equitable and Inclusive Workforce

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Core Capabilities & Services

GWA delivers innovative, high-quality electrical renewables, civil engineering, construction disciplines, and maintenance solutions across multiple industries, empowering Traditional Owners and fostering sustainable growth through collaboration and cutting-edge technology.

Indigenous Leadership

Led by Ngarluma Elder Harry Mowarin, ensuring cultural alignment, community engagement, and lasting positive impact.

Expertise Across Disciplines

From solar energy systems to complex civil and mechanical engineering projects, delivering innovation, quality, and reliability.

Commitment to Sustainability

We lead the way in renewable energy solutions, including electrical vehicles, EV charging infrastructure, off-grid microgrids, and large-scale solar farms.

Proven Track Record

Successful delivery of the Pitcairn Island microgrid, designed and developed in-house, serving one of the most remote islands on the planet.

Building a Sustainable Future for the Weymul Community

Through Project Future, GWA is transforming the Weymul Aboriginal community. This project includes the installation of a solar micro-grid, clean water systems, and economic initiatives like native seed trials. Our goal is to create long-term sustainability and self-determination for indigenous communities.

Key Features of Project Future:

  • Solar Micro-Grid with 90% renewable efficiency
  • Water treatment plant for safe drinking water
  • Seed trial site for native plant rehabilitation

What It Means to Support GWA

Supporting (GWA) is more than just an investment in a business—it’s a powerful commitment to creating lasting, transformative change for Indigenous communities.

When you choose to support GWA, you’re directly fuelling groundbreaking initiatives like Project Future, which is revitalising the Weymul Aboriginal community with essential infrastructure, sustainable energy, and economic opportunities.

Your partnership with GWA doesn’t just drive corporate success; it amplifies the impact on the ground, ensuring that the Traditional Custodians of the Land benefit from every milestone we achieve together. As GWA continues to grow, so too will our collective ability to create revolutionary pathways for Traditional Owners, turning dreams into realities for communities that have long been underserved.

Together, we can forge a future where cultural heritage and modern innovation walk hand in hand, building a brighter, more prosperous tomorrow for all. Let’s make history—one partnership, one project, one success story at a time.

Our Partners

Our Clients

Our Partners

Our Clients

What Our Clients Say

Let’s Work Together​

At Guma Wagagu Australia, we are your trusted partner for renewable energy and engineering solutions. Reach out today, and let’s discuss how we can collaborate to achieve your goals and build a sustainable
future together.
 

Contact Information

Phone:+61 (0) 455 559 675
Email: wayiba@gwa.com.au
Physical Address: 2501 Coolawanyah Road, Karratha Industrial Estate 6714
Business Hours: Mon-Friday 0600-1800
Office Hours: Mon-Friday 0730-1700