• Board of Directors


    President: Mathew Graham, MCIWEM, CPESC- Amec Foster Wheeler, Vancouver BC

    • Matthew is a Chartered Water and Environmental Manager and CPESC with over 18 years of experience. He is engaged in a wide range of water management, river engineering and erosion a projects in Canada and the UK. He specializes in the delivery of capital improvement projects including flood mitigation, erosion and sediment control, river engineering and water infrastructure projects.
    • mgraham@escac.ca

    Vice President:  Risa Olekshy, B.Sc CPESC- Manitoba Infrastructure and Transportation, Ashville MB

    • Risa has worked throughout western and northern Canada as a Biologist and Environmental Educator for Parks Canada, Fisheries and Oceans Canada and as a private Consultant. For the past 9 years she has enjoyed working with Manitoba Infrastructure and Transportation as an Environmental Impact Assessment Biologist, and has helped the province ‘Green Up’  its day-to-day operations and construction practices.  Risa has a BSc in Biology from the University of Alberta and is a Certified Professional in Erosion and Sediment Control (CPESC). She is committed to helping Industries achieve their objectives in an environmentally sustainable way.
    • rolekshy@escac.ca

    Treasurer: Russ Paton, Dipl. Tech FT, BC-CESCL- Western Seeds & Erosion, Abbotsford BC

    • Russ has been in the ESC field for over two decades, served as a Director of IECA PNW Chapter, Sponsored Vancouver Island University Extension Program ESC courses, is a founder & current director of ESCA BC and teaches and practices ESC on a daily basis.
    • rpaton@escac.ca

    Secretary: Jamie Lawson, P.Eng.- MJL Engineering, Abbotsford BC

    • Jamie is a Professional Civil Engineer in BC and Alberta. He has worked designing and inspecting various aspects of ESC facilities for over thirty years. He is currently a director of ESCABC and involved with ESC education.
    • jlawson@escac.ca

    Director: Dieter Geesing 

    • Dieter is the Regional Agrologist for Metro Vancouver for the BC Ministry of Agriculture. Prior to his work for the BC government, Dieter has worked for more than 25 years as a consultant and researcher in agriculture, forestry and organic waste management in and outside Canada. He has specialized in soil science and holds a BS in Forestry, a MS in Plant and Soil Science and a PhD in Plant Nutrition and Soil Science. His research interests lie primarily in management practices, innovations and policies that directly respond to the degradation of soil, water and air resources. Dieter also teaches at the Agriculture Department of the University of the Fraser Valley

    Director: Melanie Irvine



    Director: Graham Tait, CPESC CPSWQ- City of Calgary, Calgary AB

    • Graham is a Stormwater Pollution Prevention Specialist for the Water Resources Business Unit, City of Calgary. The Stormwater Pollution Prevention Team within Water Resources is responsible for the review and inspection of erosion and sediment control and stormwater pollution prevention practices associated with development permit sites and city projects. Graham has a degree in Soil Science and Environmental Chemistry. Not only is he is a Certified Professional in Erosion & Sediment Control (CPESC) and Storm Water Quality (CPSWQ); he is a certified instructor as well.  He has more than 16 years experience in ESC and land reclamation in Alberta and British Columbia.

    Director: Stu Niven, PG Dip B.Sc - Department of Transportation Government of Northwest Territories, Yellowknife NT

    • Stu has over 25 years supervising, mentoring and guiding teams to achieve complex mandates involving multiple stakeholders in the private and public sectors.  As project leader, Stu has led the inter-agency team in updating and re-writing the 2009 Fish Habitat Referral Protocol for Ontario addressing all Federal and Provincial stakeholders’ roles and responsibilities to working in water.  He has successfully updated and implemented the policy associated with Ontario Ministry of Transportation projects through the roll out of the 2006 MTO Protocol, training and supporting resources as part of the six member multi-agency team. He is a recognized excellent presenter and instructor. Well versed in writing as well as interpreting scientific or policy documents, briefings and correspondence.

    Director: Steffanie Warriner, P.Eng. - Environmental Services, City of Coquitlam, Coquitlam BC

    • Steffanie is a registered professional engineer with over 16 years of experience in civil/environmental engineering. She has broad experience in all aspects of environmental management, pollution control and impact assessment with extensive experience in environmental policy and environmental regulation. She has worked in both Canada and the United States with experience in industry, consulting and provincial and municipal governments. While working for the City of Coquitlam, Steffanie developed the City’s Erosion and Sediment Control Management Strategy and associated Streamside Protection Bylaw, which has drastically improved accountability and compliance related to construction site management in Coquitlam


    • Executive Director: Shelly Enders
      • senders@escac.ca