SLR helps clients eliminate contamination on historical sites and prevent further damage from existing operations. Not only does this enhance asset values and reduce environmental liability, but provides expert solutions to protect and improve our clients’ assets.


How can SLR help?

Our mine closure experts provide a "life cycle" approach by offering strategic planning services for a closure, consultation with stakeholders, and developing and implementing a closure strategy in a cost beneficial way, reducing negative legacy risk and meeting the requirements of regulators.

SLR strives to unlock and restore the value of our clients assets by providing scheduling, resource allocation and closure liability or budget assessments to assist with financial planning or provisioning.


Our services include:

  • Baseline knowledge gaps & opportunities
  • Stakeholder engagement and approvals
  • Risk assessments and liability minimisation
  • Baseline inventories and studies
  • Mine closure & remediation plans
  • Mine closure execution plans, as well as project execution
  • Cost estimates
  • Care and maintenance support, monitoring and relinquishment support

Our team includes

  • Jeremy Collyard Mining & Minerals Sector Leader - US
    Jeremy Collyard

    Jeremy is the US Mining and Minerals Business Sector Lead, a certified Project Management Professional (PMP), and a MMSA Qualified Professional. He brings an extensive background in mining including project management and client development for mining sites throughout the United Sates. His background includes mine remedial investigations and feasibility studies (RI/FS), environmental permitting, monitoring, and compliance programmes, Environmental Impact Statements (EIS), environmental baseline studies, and the evaluation and development of water management planning, and mine closure strategy, planning, and implementation. His background includes 15 years of experience in mining, industrial, and multi-disciplinary environmental projects.

  • Tom Patterson Managing Principal
    Tom Patterson

    Tom has over 25 years of experience as an environmental chemist.  He has been involved with remedial investigation, design, and construction; risk assessment; geochemistry; and environmental fate and transport analyses for hazardous waste and mining sites. He brings significant experience with strategic planning and permitting to facilitate mine closure. Areas of technical expertise include project management, ground water fate and transport, mine waste management, geochemistry, evaluation of baseline water chemistry and impacts, performing multi-pathway risk assessments for federal and state Superfund sites, air quality, support for environmental decision-making using the risk-based approach, and data analysis to support risk assessments and impact evaluations.

  • Rob Matter Managing Principal
    Rob Matter

    Robert Matter has over 27 years of progressively responsible experience in a broad range of management and engineering roles both within the Mining Industry and serving the industry as a consultant. With engineering experience in open-pit, strip-coal, and open-pit metals mining, aggregate resource operations, from initial planning and site development through reclamation and closure, with the permitting background to support each.

  • Stephan Theben Mining & Minerals Sector Leader - Canada
    Stephan Theben

    Stephan is a Managing Principal and Mining Sector lead for the Canadian operations. He has provided engineering and environmental services for over 22 years for mining and other projects in over 25 countries in North America, South America, Europe, Africa and Asia.  His experience includes work with prefeasibility and feasibility studies, closure and remediation planning,  EPCM, site construction, Environmental Assessments (EAs), management plans, environmental permitting and stakeholder consultation.