Light House has a unique team of respected and knowledgeable professionals, who are passionate about helping people like you reach your sustainability goals.

Joanne Sawatzky LEED® AP BD+C (2002), Built Green HD Verifier, CPHC
Managing Director, Regenerative Built Environment

Joanne leads the Light House regenerative team, providing regenerative visioning and technical expertise on Light House projects.  She draws from her 20+ years of experience in the green building industry, finding ways to elevate built environments to nuture both human and ecological health. With a background in architecture, building science and energy efficient buildings, Joanne is especially familiar with the construction of building systems, materials and assemblies. Although she enjoys getting into the details, Joanne identifies success when teams work together to unlock big underlying sustainability goals.  Joanne holds a Master of Science in Energy Efficient Building (Oxford Brookes UK, 2002) and Bachelor of Technology, Architectural Science, Building Science (Ryerson University, 1999).


Gil Yaron, LLM, LLB, BA.Sc.
Managing Director, Strategic Initiatives

Gil brings a strategic and wholistic lens to designing innovative solutions to challenges facing clients related to sustainable building policy and practice. He brings more than 30 years experience in green building, waste management, extended producer responsibility, product development, communications and governance to assist government and industry clients in maximizing project outcomes, whether educational, financial or environmental. Gil holds a Bachelor of Laws (1996) and Master of Laws (2000).

Rosemary Cooper B.Sc, M.E.S. 
Director, Circular Innovation

Rosemary supports Light House clients to advance circular solutions that design out waste, reduce embodied carbon and foster lasting prosperity. She draws from 25+ years in the sustainability sector, including the last ten focused on the circular economy. Rosemary enjoys bridging the gap between ideas and solutions through strategy, policy, research, training, and communications as well as designing and facilitating innovation processes. Rosemary has taught the Circular Economy to business students at BCIT since 2014. She holds a Master of Environmental Studies (York University) focused on sustainability planning and economic development, a Bachelor of Science, Biology (McGill University) and a Certificate in Urban Design (Simon Fraser University).


Shijie Wang BSc, MEng, LEED® AP BD+C, CEM®, WELL™ AP

Project Manager

Shijie Wang has worked in the sustainability industry for over eight years, gaining experience in green building rating systems, health and wellness, embodied carbon, and energy efficiency. A seasoned project manager, Shijie is passionate about advancing regenerative design and circular economy. Shijie graduated from Concordia University with a Master’s degree in Building Engineering (2019) and Bachelor of Science in Applied Physics (Jilin University, 2007).


Caeleigh Marshall BSc, TRUE Advisor
Associate Project Manager  

Caeleigh applies her environmental science education to circular economy and sustainability projects at Light House. She brings proven experience coordinating low-carbon building retrofits for non-profits, and is adept at collaborating with diverse stakeholders to reduce emissions and ensure project success. Caeleigh also brings direct experience conducting waste audits in Metro Vancouver and advancing zero waste initiatives for public sector, businesses, and the construction industry. Caeleigh holds a Bachelors in Environmental Science from Mount Allison University (2018).

Brenda Martens (O.B.C., B.Sc., CSBA, LEED® AP BD+C, LEED® Fellow, TRUE Advisor)
Special Advisor



Our Accreditations

If you don’t recognize some of the acronyms above, don’t worry – you’re not alone. Here’s a quick run-through of our team’s building-related accreditations.

BuiltGreen Canada High Density Verifier – The BuiltGreen Canada High Density Verifier is a designation provided by BuiltGreen Canada to an individual with extensive industry experience who has been nominated by their peers. The Verifier provides on-site verification and inspection for BuiltGreen projects. Joanne Sawatzky is a BuiltGreen Canada High Density Verifier and first female Verifier in Canada.

CPHC – Certified Passive House Consultant international professional designation recognizes individuals who have completed the Passive House Canada training and passed the Passivhaus Institut credential exam. This professional can offer Passive House Planning Package modelling and analysis. Director of Green Building Services, Joanne Sawatzky has the designation.

Fitwel Ambassador – Ambassadors are leaders and active participants in Fitwel’s healthy building movement. They are well-versed in the evidence-based connection between design and health, can integrate Fitwel’s strategies within projects, and are able to effectively navigate the Fitwel Portal to track progress and attain Fitwel Certification.

LEED® AP – The Leadership in Energy and Environmental Design (LEED®) Accredited Professional (AP) credential demonstrates advanced knowledge in green building practices and specialization in a particular LEED® Rating System – such as Building Design + Construction (BD+C), Interior Design + Construction (ID+C), Operations + Maintenance (O+M), Homes+ Multi-Family (Homes) and Neighbourhood Development (ND).

LEED® Fellow – The LEED® Fellow designation was developed to honor and recognize distinguished LEED® APs who have made a significant contribution to the field of green building and sustainability at a regional, national, or international level. Managing Director of Research and Collaboration, Brenda Martens has the designation.

LEED® GA – The LEED® Green Associate credential designates individuals who have a documented, up-to-date understanding of the most current green building principles and practices.

LFA – Living Future Accreditation is the professional credential that recognizes proficiency in the world’s most ambitious, advanced, and holistic sustainable design standards, the Living Building Challenge.

TRUE Advisor – The TRUE Advisor certificate demonstrates that an individual possesses basic knowledge of zero waste terminology, tools, technologies, and implementation strategies to assist in the TRUE Zero Waste certification process in accordance with the TRUE Zero Waste Rating System. Light House staff with this certification includes Brenda Martens and Hilal Savas.

WELL™ AP  The WELL™ Accredited Professional (WELL™ AP) credential signifies knowledge in human health and wellness in the built environment, and specialization in the WELL™ Building Standard. Sarah Jones and Shijie Wang have this designation.