The requirement to manage and control hazardous building materials is not only a legal requirement, but a moral one.

SLR is at the forefront of the industry. Our team of professionals are helping to improve standards, define best practice, drive legislative change and promote safe and effective methods of hazardous building material management.

How can we help?

Working in the industrial, commercial and domestic market, we can offer a broad range of services and a wealth of experience. We are acutely aware of the requirements and obligations under government and workplace health and safety legislations and can guide and advice our clients accordingly.

Our services include:

  • Comprehensive suspect hazardous material / containment investigation services (asbestos, lead, PCB and universal waste)
  • Abatement design, oversight and air monitoring services
  • Indoor air quality (IAQ) contaminants assessment and remediation design
  • Site specific management plans including operations and maintenance programs
  • Structure condition / risk assessment
  • Critical response for emergency works (ie. following fire/storm damage, the discovery of contaminated fill etc)
  • Asbestos awareness and risk management training
  • Centralised online HazMat registers
  • NATA accredited reports for building material and asbestos dust samples
  • Expert witness

Accreditation and Licensure


SLR is NATA Accredited in Australia for Asbestos Fibre Counting, Volume Measurement (Air), and Asbestos Fibre Identification.

United States

EPA Accredited – All states and providences

State Licensed - Connecticut (CT), Massachusetts (MA), Maine (ME), New Hampshire (NH), New York (NY), Rhode Island (RI), Vermont (VT), and Puerto Rico (PR)

State Certified – Arizona (AZ), Delaware (DE), Georgia (GA), New Jersey (NJ), New Mexico (NM), Oregon (OR), Washington (WA), Wyoming (WY)

Our team includes

  • Ryan Rouillard Principal, Building Sciences
    Ryan Rouillard

    As a Senior Project Specialist, Ryan's practice includes indoor air quality inspections, building material surveys involving the collection and laboratory submittal of suspect regulated or toxic materials, and design/monitoring services. He performs Phase I and Phase II Environmental Site Assessments and analysis and interpretation of industrial environmental compliance and permit-related information.

  • Jason Fernet Principal Consultant
    Jason Fernet

    Jason Fernet is a Professional Engineer and Connecticut Licenced Environmental Professional. Jason has experience as an engineer in remedial design/remedial action programmes, site investigation, preparing construction specifications, decommissioning, decontamination and demolition (DDD) management, hazardous and PCB waste management and multimedia permitting in various sectors across the United States. He has prepared remedial designs, feasibility studies, and construction bid documents, served as Engineer-of-Record, and managed remedial activities at complex sites undergoing clean up and redevelopment under expedited schedules. Jason has provided third-party review for agency negotiations on environmental clean up-related issues. He has developed and implemented TSCA PCB clean up plans in EPA Regions 1, 2, 3, 4, 5, 6 and 9.

  • Keith Allard Associate Building Sciences Specialist
    Keith Allard

    Keith Allard is an Associate Building Sciences Specialist involved in the management of asbestos-containing materials, lead-based paint, and other hazardous materials related to renovation and demolition activities in buildings, as well as, assisting building owners in the long-term management of asbestos in their buildings. His work includes asbestos and hazardous materials surveys and design specifications; management of asbestos, lead paint and hazardous materials abatement projects, and physical hazards including indoor air quality assessments involving the collection and laboratory submittal of suspect regulated or toxic materials (i.e. asbestos, lead, PCB, UFFI, radon, mold, bacteria, etc.), and monitoring services. In addition, he has a comprehensive understanding of local, state, and federal compliance regulations (and associated funding rules) with all aspects of a project. He manages many aspects of client relations, to include but not limited to, contracts and subcontracts, management, and retention. Keith mentors, directs, and provides technical expertise for field staff. 

  • Tim Desselles Environmental Specialist Services Manager
    Tim Desselles

    Tim brings nearly two decades of experience in environmental permitting and compliance with a focus on industrial facilities and major capital projects in a variety of industries, including iron and steel, synthetic organic chemicals, liquefied natural gas, petroleum refining, inorganic chemicals, power generation, and carbon black manufacturing. Tim's work has had a particular emphasis on the development of greenfield capital projects and major facility expansions, including multi-media environmental assessments and licensing, PSD/NNSR and Title V air quality permitting.