Mine Closure & Remediation

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Mine closure: Reclaim, remediate, become more resilient

Mine closure is more than an end¡ªit¡¯s a transformation. We plan for closure in the early stages, integrating environmental, regulatory, economic, and social factors into every stage of mine development. We have specialists in water management, tailings, geosciences, environmental permitting, and land reclamation. Let¡¯s work together to create closure solutions that deliver long-term physical and chemical stability.

Whether it¡¯s a high-altitude site, arid desert, or legacy tailings storage, we bring global expertise and local insight to mine site rehabilitation. We believe a closed mine can be reborn. It can become a renewable energy hub, community asset, or a restored ecosystem. With decades of experience, we help clients navigate closure planning, permitting, rehabilitation, and community engagement. The result? Peace of mind, reduced costs, and a resilient legacy for people and the environment.

Let¡¯s work together to close mines sustainably and care for the land.
35+
Years of Experience
1,200+
Technical Experts
6
Continents
#8
Design Firm

We¡¯ve been supporting mining and environmental engineering for decades.
We have experts in 35 countries around the world.
We have mine closure experience on six different continents.
We¡¯re ranked #8 on the 2025 Corporate Knights Global 100 list of 100 most sustainable companies of 2025 globally.

Transforming a Colorado mine into a community green space

Pikeview is a great example of how intentional mine closure and strategic asset transformation can unlock long-term value.

Reimagining mine closure with purpose and sustainability

We bring resilience to mine closure by delivering responsible solutions that honor the land and the communities it supports. Our integrated team spanning ecology, civil and geotechnical engineering, water resources, and geochemistry collaborates to design and implement closure strategies. These practical solutions offer long-term sustainability. From early planning and site characterization to rehabilitation design and construction, we provide services that help our clients close mines with confidence.

Environmental rehabilitation and restoration

Mine closure should start before the mine is built. We support progressive environmental rehabilitation and restoration throughout the full life cycle of a mine¡ªfrom exploration and operations to closure and post-closure. We also provide ongoing monitoring to meet critical environmental regulations and compliance standards. With decades of experience, we¡¯ve helped mining clients restore landscapes and ecosystems through consistent, science-based rehabilitation practices. Read More

Remote sensing for ecological monitoring

Drawing on data acquired from satellites, aircraft, or drones, remote sensing provides an efficient solution for assessing the disturbance and rehabilitation of large, remote areas. We use remote sensing at rehabilitated mine and industrial sites to conduct vegetation and erosion assessments. It can also help us measure carbon sequestration and support regulatory compliance. Collecting data remotely saves time and closure cost, allowing for more efficient closure operations. Read More

Waste cover benefits for reclamation and closure

Waste covers can be a useful solution for mine reclamation. They reduce erosion from wind and water, while creating a stable environment suitable for revegetation and post-mining land use. A strategic cover can also reduce long-term seepage from waste rock piles and result in significant closure cost savings. Even better, vegetated covers using native plants blend with the natural surroundings. They also have compounding environmental and biodiversity benefits.

We¡¯re better together

  • Become a client

    Partner with us today to change how tomorrow looks. You¡¯re exactly what¡¯s needed to help us make it happen in your community.

  • Design your career

    Work with passionate people who are experts in their field. Our teams love what they do and are driven by how their work makes an impact on the communities they serve.