Karl Bresee

Senior Scientist


Phone: +1 403 237-0275 Ext. 231
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Karl Bresee is a Senior Scientist at Intrinsik Corp.  Karl has been involved in assessing environmental risks in Canada and northern territories for the last 18 years, with a considerable amount of that time spent on applications for oil and gas, mining and energy projects in the Province of Alberta and across Canada.

Karl specializes in human and ecological risk assessment with extensive experience in exposure modeling. Karl’s role in these projects was project management, multiple pathway exposure assessment, chemical toxicity assessment, risk characterization and public/stakeholder consultation.  He has conducted deterministic and probabilistic risk assessments across Canada and the United States for both industry and government.

Experience Highlights

  • Considered an authority in exposure modelling related to environmental impact assessments and contaminated sites. He has led risk assessments and provided risk communication support for oil sands mining projects, in situ projects, upgraders, refineries and power plants (coal and natural gas).
  • Developed probabilistic ecological risk assessment models for the wide-area ecological risk assessment of Teck Cominco’s lead/zinc smelter in Trail, British Columbia, and the ecological risk assessment related to smelter emissions in the City of Greater Sudbury and surrounding area in Ontario.
  • Provided technical support and testimony for regulatory hearings.
  • Contributed to Risk Assessment and Environmental Management.  A Case Study in Sudbury, Ontario, Canada.  Chapter 11.  Ruth Hull and Karl Bresee. Ecological Risk Assessment: Evaluating Risks to Terrestrial Wildlife.  Maralte B.V. Leiden, The Netherlands.  pp 454.
  • Provided detailed and complex exposure modelling in support of legal cases regarding alleged human poisoning episodes involving phenol and PCB exposure following accidental releases.
  • Successfully managed over 50 environmental risk assessments and actively involved with over 100 projects; including, contaminated sites, coal and metallurgical mines, large industrial oil and gas and energy applications.

Education and Professional Qualifications

  • Post Baccalaureate Degree, Eco-Toxicology, Concordia University
  • B.Sc., Biology, Concordia University
  • Minor, Geology, Concordia University

Professional Affiliations

  • Alberta Society of Professional Biologist
  • Environmental Careers Organization of Canada – Certified Environmental Professional
  • Qualified Professional (QP) for Risk Assessment in Saskatchewan
  • Society of Environmental Toxicology and Chemistry


Join Our Team

Intrinsik Corp., is a dynamic science-based consulting firm.  We are eagerly interested in professionals to add to our accredited staff base.  Intrinsik is strongly committed to our employees by ensuring mentoring, training and advancement for those with a drive to succeed.  Our areas of expertise include and are not limited to toxicology, human health and environmental risk assessment, biology, multi-media exposure modeling, environmental science, and risk management.

Diversity is not only part of our company’s culture, it is a core business strategy.  We are building a workforce that is representative of our society, and our programs and policies are designed to foster diversity and inclusion.

AODA Declaration
Our goal is to create an environment that is inclusive to all members of the community.  Intrinsik Corp., focuses on identifying, removing, and preventing barriers for persons with disabilities, and our policy complies with the Accessibility for Ontarians with Disabilities Act, 2005 (AODA).

How Can We Help?

Our scientists have the expertise to address your complex
toxicological health and environmental issues, including product
development and business risks to avoid scientific and regulatory delays.

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