Who we are.
Alex is a building energy specialist with over 10 years of experience who has been providing energy modelling, energy audits, and consulting for deep energy retrofits and policy development across a variety of building sectors. Alex works with industry-leading tools to provide fast and clear feedback to clients, and regularly presents on building energy use, carbon reduction, and energy policy and codes.
During her spare time, she can be found lifting weights, playing ultimate, and experimenting with gluten free baking.
Alex Blue, P.Eng., BEMP,
LEED AP BD+C
Managing Principal, Building Energy Specialist
David is a professional engineer that specializes in building enclosure design and evaluation. He brings 25+ years of experience and extensive knowledge of building enclosure on a variety of building types, occupancies, and climate zones to both new and existing buildings. His material background brings an invaluable advantage for evaluation new systems and emergent technologies. David is recognized and active within the building science industry in Vancouver, on the EGBC building code advisory committee and often requested by clients and industry partners to give presentations on various building science subjects, review and co-author technical papers and provide expert witness testimony.
Outside of work, David enjoys travelling to experience new places, gardening, puttering in his workshop and trying to stay active in the great outdoors.
David Fookes, P.Eng.
Managing Principal, Building Science
& Material Specialist
Patrick is a building science specialist with over 20 years of consulting experience related to building science and energy efficiency. Patrick’s focus in recent years has been providing tools and guidance to the industry to help practitioners make informed design decisions related to constructability, thermal, structural, energy, and hygrothermal performance. Timely industry guidance includes the Building Envelope Thermal Bridging (BETB) Guide, the Attic Ventilation and Moisture Research Study, and the Guide to Low Thermal Energy Demand for Large Buildings (Low TEDI Guide).
When he is not at work, Patrick keeps busy coaching his son’s sports teams, playing hockey, skiing the slopes, or taking care of his never-ending home project.
Patrick Roppel, P.Eng.
Managing Principal,
Building Science Specialist
Sophie is a building envelope specialist with a 25+ year history of working collaboratively and successfully with industry partners. Sophie brings strong technical skills in building science, materials, value engineering and integration of sustainable and energy efficient designs. This allows her to deliver balanced and relevant building envelope solutions, especially at the early stage of new construction projects where high level of energy performance is considered.
Outside of work, you may meet Sophie hiking the Northshore peaks or sipping wine and enjoying good food with family and friends.
Sophie Mercier, P.Eng.
Managing Principal,
Building Envelope Specialist
Al is a building enclosure consultant with over 35 years of experience split evenly between the construction side and consulting. He has worked as a tradesperson, educator, contractor and consultant. Al started work in Vancouver specializing in the repair of numerous building envelope rehabilitation projects as a contractor before transitioning to overseeing similar projects on the consulting side. Over the last 15 years, he has specialized in waterproofing and roofing of all types of buildings performing assessments, design, field review and contract administration on all types of buildings. He brings to each project extensive experience, in depth knowledge of constructability and provides clients with best value solutions.
Outside of work, Al still enjoys renovating, woodworking, biking and hiking.
Al Martin, RRO
Retired
Derek is a building envelope engineer with 8 years of consulting experience in a mix of residential, commercial and institutional sectors. Derek has a broad-based engineering background and experience working in general contracting. His breadth of knowledge brings a well-rounded approach to building assessments, design and construction field review.
In his spare time, Derek enjoys playing sports including hockey, snowboarding and rock climbing or enjoying the local breweries in the Mount Pleasant area.
Derek Budde, P.Eng., RRO
Principal, Building Envelope Engineer
Chris has over 18 years of building science experience, 15 of which were spent servicing the Vancouver Island market. He brings to each project excellent communication and problem-solving skills, a strong commitment to client satisfaction and in-depth knowledge of envelope. His clients have been counting on his expertise for both existing buildings and new builds.
When not working Chris can be found spending time with his family, coaching his kids sports teams and exploring all of the outdoor treasures Vancouver Island and the Pacific Northwest has to offer.
Chris Raudoy, B.Arch.Sc.,
LEED AP
Managing Principal, Building Science Consultant
& Vancouver Island Lead
Jackie White is a professional engineer with 25 years of consulting experience. Throughout her career, Jackie has worked as an envelope consultant on new construction and rehabilitation and renewals of existing buildings, as well as in collaboration with other disciplines to deliver whole building assessments. This experience has led to an interest and concentration on post construction services. As Evoke’s Building Facility Lead, Jackie brings extensive expertise in the preparation of condition assessments, warranty reviews and depreciation reports for both commercial and residential buildings, as well as consulting services for maintenance renewals. Jackie looks forwards to continuing to work with building owners and property managers to ensure the long term maintenance and health of their buildings.
Outside of work, Jackie is active in various sports as both a volunteer and a participant. Weekends are spent traveling for kid’s sports and camping and ski trips with friends and family. Quiet time with a book and a glass of wine is also worked in where possible.
Jacquelyn White, P.Eng.
Principal, Existing Buildings Lead
Wendell is a building science consultant with over 12 years of consulting and several years of construction experience before that. His consulting experience includes investigations, envelope rehabilitation, roofing renewals but also includes a large focus on new construction, with a broad range of building types. Whatever the project, he brings prompt and insightful communication to the project team and provides practical solutions that align with client goals.
Outside of work, he is trying to keep up with his 3 kids on and off the soccer field and enjoys family camping, hiking adventures, cycling (road and mountain) and reluctantly runs from time to time which allows for culinary indulgences of all sorts.
Wendell Rempel, RRO
Principal, Building Science Consultant
Erfan is a building envelope consultant and Engineer in Training. With a background in mechatronics, his passion for buildings led him to continue his education with a Masters in building science. With over 3 years of experience in the building science field, he is particularly passionate about energy-saving initiatives, high-performance, and durable buildings. He strives for development in engineering practices and likes to conduct his own testing to confirm performance expectations.
Outside of work, you'll often find Erfan playing football (some might call it soccer), rock climbing, and cruising on his motorcycle along the Sea-to-Sky.
Erfan Attar, M.Eng., EIT
Principal, Building Envelope Engineer (EIT)
Ali is a seasoned building energy specialist with over a decade of hands-on experience in energy consulting, modeling, auditing, and numerical analysis across a wide spectrum of building sectors throughout Canada. With a background in mechanical engineering and a deep understanding of how building envelopes work, he brings energy consulting right into the heart of the design process—making sure sustainability and practicality go hand in hand. Dr. Zadeh takes a big-picture approach to his work, aiming for solutions that are not just green, but also cost-effective and realistic for the people who use them.
Outside the office, you’ll find Ali spending time with his family, traveling, swimming in local lakes, tending to his garden, or relaxing with a game of pool.
Ali Zadeh, Ph.D., P.Eng.,
LEED GA, BEMP
Principal, Building Energy Specialist
John is a Building Science Consultant with 6 years of consulting experience which covers a mix of projects in the residential, commercial, and institutional sectors. John started his career working as a carpenter and has since developed his skills in consulting. This combination has allowed him to gain a diverse background in construction and offer an in-depth knowledge of constructability.
Outside of work, John can be found spending time with his family, exploring the outdoors, gardening, or renovating his old house.
John Little, EIT
Principal, Building Envelope Engineer (EIT)
Patrick is a building science EIT and recent graduate interested in the integration of building science principles in architectural design. He enjoys a good puzzle and finds that same enjoyment from hygrothermal, thermal analysis and field testing and monitoring. Patrick graduated with a Bachelor’s in Architectural Engineering with a building systems specialization.
You can find Patrick in his spare time playing competitive ultimate frisbee or taking many photos of his food during urban and nature hikes.
Patrick Angkiriwang, EIT
Building Science Engineer (EIT)
Julia is a building energy consultant with an interest in energy modeling and low-impact building design. She has a Bachelor of Applied Science in Civil Engineering with a focus on building science and structural design and is a Certified Passive House Designer. She looks forward to finding design solutions that not only help achieve net-zero energy readiness but also enhance human comfort and reduce carbon emissions.
When not at work, Julia enjoys knitting, hiking, and snowboarding.
Julia Leinenweber, EIT
Building Energy Consultant
Susannah is a building science EIT, with an interest in thermal and hygrothermal analysis. She has a Bachelor’s in Architectural Engineering with a focus on building systems. Susannah also has an eye for design and brings her creativity to presentation and report graphics.
During her free time, she enjoys good music and hiking with friends.
Susannah Coons, EIT
Building Science Engineer (EIT)
Chloe is a building science EIT who focuses on hygrothermal performance and building enclosure design. She's passionate about utilising research driven and thoughtful design to create buildings that are both efficient and truly benefit the people who use them. With a Bachelor's in Architectural Engineering from the University of Waterloo, Chloe enjoys applying building science in ways that bridge sustainability and technical performance with human well-being, while finding ways to improve and streamline practices.
In her spare time, Chloe enjoys challenging herself with new experiences, ranging from learning new skills to exploring the world.
Chloe Chevallier, EIT
Building Science Engineer (EIT)
Tyler is a building energy consultant with 9 years of experience in building science and energy modelling, working in both the public and private sectors. He has consulted on a wide range of projects including new construction, remediations, and research studies. Tyler brings a practical approach to consulting, aiming to balance constructability and building performance.
Tyler Browns, M.A.Sc.
Building Energy Consultant
Alex is a Building Energy Consultant with 4 years experience in building science consulting and energy modelling, and a passion for finding scalable solutions to decarbonize the built environment. He has diverse project experience ranging from all-electric hospitals, community centers, and passive house rental towers, to building policy research such as archetype studies and technology assessments. Alex’s approach is grounded by his education in mechanical engineering and building science, which allows him to find practical and efficient strategies to improve building energy performance.
In his free time, you may find Alex ski-touring nearby peaks, cooking up a gourmet meal, or cycling with his dog in tow.
Alex Janusz, P.Eng.
Building Energy Consultant
Nicolas is a Building Science Engineer (EIT) with an interesting background. After studying and practicing in electrical engineering, he decided to pursue his passion for buildings by completing a Master of Building Science. His keen interest for component modeling and hygrothermal analysis is well complimented by his continued involvement with new construction and rehabilitation projects. Nicolas is also the resident expert when it comes to instrumentation and measurements.
Outside of work, Nicolas enjoys backpacking, training his puppy, playing board games with friends and making his own beer.
Nicolas Proulx-Jones, EIT
Building Science Engineer (EIT)
Sepideh is a Building Envelope consultant and engineer in training. She is enthusiastic about the interaction between occupants and built environment and how significantly everyone is affected by this quality. After 7 years of experience in architecture and engineering, she has developed her knowledge and skills in building envelope to follow her strong passion for sustainable, high performance, net-zero energy ready, and net-zero carbon emission buildings.
Outside of work, you can often find Sepideh exploring the outdoors and engaging with her community—whether it’s hiking, cycling, or visiting local markets. She also enjoys experimenting with new recipes and spending quality time with family and friends.
Sepideh Jahangiri, M.Sc., EIT
Building Envelope Engineer (EIT)
Anahita Noorpak
Office Manager and Accounting Lead
Jeffrey Louie, P.Eng
Building Energy Consultant
Liam is a Building Science Consultant with 12 years of experience specializing in building envelope consulting for new construction, rehabilitation, and building assessments. Liam brings a practical, hands-on approach to projects, with a focus on communication and accountability. As a project manager, Liam has worked with a range of clients including developers, architects, and property managers, delivering technical support while building collaborative relationships.
Outside of work, you'll find Liam skiing on the mountain, hiking under the tree canopy, or playing beach volleyball.
Liam Bailey, B.Sc. (Eng.)
Building Envelope Consultant
Gabrielle is a Building Envelope Consultant and a graduate in Building Engineering from the Université de Sherbrooke. Driven by curiosity, creativity, and a desire to continuously push her limits, she approaches building performance through a holistic lens, seeking solutions that balance durability, environmental responsibility, and occupant well-being. Inspired by regenerative design principles, she is particularly interested in buildings that give back more than they take. Gabrielle thrives in collaborative environments, where shared knowledge leads to stronger outcomes.
Outside of work, you can find her in the mountains or on her bike, often with a good cup of matcha in hand, or capturing special moments with friends and family
Gabrielle Limoges, B.Eng.
Building Envelope Consultant
Jasmine is Evoke’s Proposal Coordinator, supporting proposal development, business development and marketing initiatives. She holds a Bachelor of Business Administration in Marketing Management and enjoys combining writing, organization, and strategy to support the team and communicate Evoke’s expertise.
Outside of work, Jasmine enjoys long walks exploring the city, discovering new cafés, and spending time outdoors.
Jasmine Munday
Proposal Coordinator
Kohl is a building envelope engineer and Engineer-in-Training with a Bachelor's in Architectural Engineering and a Master's in Building Science. He has over 4 years of experience in building envelope consulting, with project work spanning residential and commercial buildings, including both new construction and existing buildings. Kohl is passionate about high-performance and resilient design, and brings a practical, constructability-focused approach to finding solutions that work in the field as well as on paper.
Outside of work, Kohl enjoys golf, volleyball, and basketball, and spends whatever time is left being supervised by his cats.
Kohl Linder, EIT
Building Envelope Engineer (EIT)
Mozhdeh is a Building Energy Consultant with a Master's in Mechanical Engineering. She approaches building performance with a practical, systems-level perspective, guided by the belief that better buildings can lower carbon, reduce costs, and improve the lives of the people. A collaborative team player and clear communicator, she enjoys turning complex data into insights that help projects move forward with confidence.
Outside of work, you can find her creating contemporary calligraphy, exploring music, or finding new ways to bring art and design into everyday life.
Mozhdeh Bertina
Building Energy Consultant
Alexander Mayer
Building Energy Consultant (Co-op Student)