Lealem Abebe, B.Eng., EIT, Consultant

Lealem is an Environmental Engineer in Training with experience in the building science research field. Lealem most recently worked as a technical officer for National Research Council Canada’s indoor air quality research group supporting IAQ experimentation design and implementation. Lealem hopes to continue building his experience in the building energy efficiency field.

Erika Aruja, Consultant

Erika provides an economic perspective to analyzing environmental and policy issues. As an economist with federal government, Erika conducted cost-benefit analysis and ecosystem goods and services valuation for environmental regulations. Erika has worked as a researcher in academia and think-tanks, where she conducted interviews, performed data analysis, and developed case-study content on a variety of environmental-economic topics such as clean technology and natural resource development.

Sonja Dods B.A.SC., Consultant

Sonja recently graduated from the University of Toronto with a degree in Chemical Engineering and a Minor in Sustainable Energy. Prior to joining Posterity Group, she worked as an engineering intern in Ontario Power Generation’s nuclear division providing technical support to the corporate chemistry and the metallurgy and welding departments for the Pickering and Darlington Nuclear Generating Stations. Sonja has always had a strong interest in minimizing the environmental impacts of the energy sector.

Bryan Flannigan P.Eng., Principal

Bryan brings 23 years of experience in energy efficiency and DSM program design and management to Posterity Group’s clients. He specializes in Strategic Energy Management and DSM program design, planning and delivery. Bryan also excels in capability development and has designed and delivered a number excellent training programs to various clients.

Brett Kerrigan P. Eng., M.A.Sc., Consultant

Brett has broad expertise in the areas of program delivery, building energy simulation, analytics, and benchmarking. Brett most recently worked as a technical administrator for a national energy benchmarking program, complementing his earlier consulting experience where he used simulation tools to inform building design and retrofit activities.

Emily Kirke EIT, CEM, Consultant

Emily combines a technical understanding of energy efficient technologies and their pathways to market with strong research and analytical skills that help clients identify and address barriers to achieving energy and cost savings. Emily’s diverse skill set includes market characterization, technology assessment, conservation potential assessment, and demand-side management program design and administration.

Chris Pulfer P. Eng., Principal

Chris has expertise in conservation potential analysis, market characterization, energy management planning and DSM program design. Most notably, he has led major conservation potential analysis assignments on behalf of electricity and gas utilities in six provinces and territories. Chris brings a collaborative approach to his work, leveraging client knowledge and outside resources to ensure sound, actionable results.

Peter Rowles C.Dir, P.Eng, Director, Client Relationships

Peter is a professional engineer and chartered director with more than 35 years of energy efficiency experience who has completed projects throughout Canada, the United States and internationally. He has worked for utilities, government agencies, engineering companies and manufacturers in a broad and diverse capacity, including engineering, consulting, business management, business development, research and development and government liaison roles. Peter currently serves as Past- Chair of BOMA Toronto’s Energy Committee and is a founding Board Member of the Association of Energy Service Professional’s Ontario Chapter. He is a Director on the Board of the Canadian Coalition for Green Health Care and recently served as a member of the Ontario Independent Electricity System Operator (IESO) Technical Panel. He is also a Volunteer Advisor to the MaRS Discovery District in its Cleantech practice.

David Shipley P.Eng., Senior Consultant

Dave has over 25 years of experience as an energy engineer. He specializes in sector-level energy modeling for conservation potential studies and long-term resource planning. He has completed over 20 conservation potential studies for Canadian gas and electric utilities from coast to coast to coast, usually as the residential sector analytical lead and the principle model developer. Mr Shipley’s work has also included commercial and industrial projects, community energy studies, and renewable energy studies.

Erin Tabah P.Eng, CMVP, Consultant

Erin has applied her expertise to design and deliver sector-specific pilot programs across Ontario and to develop 6-year CDM plans for several utilities under the IESO’s 2015-2020 Conservation First Framework. Erin’s program design and CDM planning work is grounded in a technical understanding of energy efficiency projects, which she developed over five years as a project evaluator and site auditor for the saveONenergy suite of programs.

Alex Tiessen P.Eng. CMVP, PMP, Principal

Alex is an expert in energy management planning, measurement and verification analyses, as well as designing, implementing and evaluating demand side management programs. As a trusted project manager, Alex’s private and public sector clients benefit from his ability to lead multi-stakeholder teams and achieve successful project outcomes.

Social Responsibility

We walk the talk, operating in a way that demonstrates respect for our staff’s well-being, contributes to our community and leaves the planet in better shape for future generations. Our name says it all: Posterity!
    We may not be a big company but we believe in contributing to a more just and sustainable world by
    • Providing a work environment where our staff’s well-being is paramount
    • Encouraging active and sustainable ways of community, using bus and rail travel where possible and avoiding air travel where practical
    • Encouraging our staff to be sustainable in their own homes by reducing home energy use, and buying local, organic and fair trade
    • Providing pro bono services to local community organizations
Planetair 2014

Posterity Group is also registered with Planetair as a carbon neutral certified business.