Our Team

Key Personnel

George Jennings
George Jennings, GISP - Owner/Managing Director - George is a results focused professional with more than 17 years of information management experience, specifically in geographic information systems (GIS),and more than 14 years of business management experience. He has excellent leadership, project management, financial, communication, and presentation skills. George has an extensive background in spatial analysis as it relates to building spatial databases for a diverse range of clients including municipalities, regional districts, the Ministry of Forests, Lands, Natural Resource Operations and Rural Development, forestry companies and First Nation communities. George has worked with clients to help them identify economic, social, and ecological activities and values related to land and resource use, and to incorporate these values into resource management. 
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Keely Winnitoy, MA - Cultural Anthropologist - Cultural Manager -Keely has senior level expertise in Traditional Land Use Studies, Aboriginal consultation and impact assessment based on over 10 years working for Aboriginal groups, industry and government in provincial, territorial and federal contexts. She has extensive experience in the successful design, implementation and management of cultural research conducted with First Nations, Métis and Inuit communities in Alberta, British Columbia, Saskatchewan, Yukon, Nunavut and Ontario, primarily in relation to the assessment of pipeline, mining and transmission developments. 
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Denis Pelletier - Forestry Manager - Denis has a BSc in Forestry, a partial MNRES in Natural Resources and Environmental studies and joins us as our Forestry Manager. Denis is an RPF with 28 years of operational forestry experience as well as deep analytical understanding of timber supply issues. He is very experienced in the bioenergy field and is also an astute businessman, bringing that added component to Certes in the renewable energy portfolio. Denis has significant experience working with and helping First Nations with forestry, renewable energy and fibre solutions for many First Nation communities in BC. 
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Heather Hatch - Business Manager -Heather Hatch is the Business Administator for Certes. She has 30 years administration and financial reporting experience in a variety of industries.  Before immigrating to BC in August 2008, Heather held the post of Finance and Administration Manager with the Scottish Police Force.  This entailed  supporting the Area Commanders in the open and transparent accountability of the Force’s use of the Revenue Budget allocated by Government to the Highland Division, the largest geographical area in the UK, population approx 300,000 and supported by 715 police officers. 
Wendy Jennings, BPE, AdvDiplGIS - GIS Analyst - Wendy has recently returned to Certes and will be working closely with the team on the Vegetative Inventory Update. Some of Wendy's past projects have focused on data analysis for SIA, Data management and RESULTS Inventory Data Updates. Wendy has worked in the Municipal GIS Environment and brings her considerable technical expertise to supplement the Certes Civil program.
Frits Nijholt, BSF, RPF - Senior GIS Analyst -  Frits specializes in GIS applications development, design and production. Frits has been actively involved in the productive implementation of desktop GIS (ArcMap). In creating various types of maps from small scale silviculture opening maps for RESULTS submissions or various stages of block layout maps for field work and final submission to FTA to large scale watershed size planning and analysis maps. 
Karen Stout, BNRSc. RFT - Project Forester - Karen is an organized, results orientated professional with more than 7 years experience in forestry project management, coordination, and implementation. Karen has extensive experience in project management and coordination of large-scale forest management programs. She also has experience in the implementation of growth & yield and inventory projects throughout BC. Karen has worked on the National Forest Strategy as a thematic coordinator for Themes 1 & 5. This included working to advocate for the objectives of these Themes and researching/reporting on programs across Canada that are achieving the objectives of the National Forest Strategy.
Lauren Swan, BMath - TLU GIS Analyst/Database Administrator - Lauren currently works as the GIS Traditional Land Use Specialist. She has honed her database design and administration skills while designing and implementing several geospatial databases.  She is a graduate of the First Nations focused Geographic Information Systems Certificate program at Okanagan College.
Sarah Mahoney - Senior Forestry Field Technician - Sarah has recently joined Certes and will be working closely with the Forestry team conducting Layout and Vegetation mapping. Sarah has worked in the Forest Sector for many years as a layot technician and brings her considerable technical expertise to supplement the Certes Forestry program.

Associate Program

One of our key company values is the ability to provide innovative, value based solutions for our clients. Certes accomplishes this goal by adding qualified, proven professionals to complement our professional staff with specific skills when those services are required for specialized projects.

Key Associates

Jim Thrower – PhD, RPF - Jim has over 30 years of experience in the forest industry – mostly consulting to industry and Government in strategic planning, valuation relating to fibre supply, growth & yield, inventory, data management and analysis, and quantitative silviculture. In 2006, he sold the consulting firm, J.S.Thrower & Associates Ltd. that he founded and managed for 15 years – and has subsequently been operating as an independent consultant. His most recent areas of activity have been in strategic planning and fibre supply, due diligence for acquisitions, corporate valuation, business development and analysis and technical project management. Jim’s areas of technical expertise include strategic fibre supply planning, inventory design and analysis, growth & yield, site productivity estimation, quantitative silviculture, volume and value yield, timber valuation, and scientific research.
Tania Therien, MA, MFA - Cultural & Historical Research Specialist - Tania has worked with Keely Winnitoy, our Cultural Manager, for many years, first at Broadview Press and then at FMA Heritage and Stantec Consulting. Tania was the Senior Traditional Knowledge Facilitator for Stantec where she had been since 2007. Tania is also a Freelance Editor and has provided copyediting services to the University of Toronto Press. Tania’s educational qualifications include a MFA in Creative Writing from UBC (2017),specializing in Fiction, Creative Non-Fiction and Translation; a MA in History from University of Calgary and a BA in History and Linguistics from University of Calgary. Tania is uniquely qualified to assist Certes with background historical research and report writing for the indigenous communities that we work with and specifically with the new work arising with the Metis communities.