Marine Sanchez | C.Eng., CPHD, M.Eng., M.Sc.

Passive House Specialist

Marine Sanchez | C.Eng., CPHD, M.Eng., M.Sc.

Passive House Specialist

As an Passive House Specialist, Marine plays an important role in delivering RDH’s Energy and Sustainability services across Canada. Marine’s primary focus is in consulting on the design, construction, and certification of Passive House buildings. She is also one of nine Passive House Institute Accredited Building Certifiers in Canada and has been involved in a variety of projects ranging from feasibility studies to the retrofits of existing buildings.

She has extensive experience in supporting the delivery of high-performance buildings in both Europe and Canada. She guides project teams through the process of achieving Passive House towards certification. Her work also extends to assisting with new industry leading developments such as the University of Victoria Passive House Student Dining & Residences.

In addition to her consulting work, Marine is dedicated to educating the industry about high performance building practices. She has served trainer in the Passive House community in the United Kingdom and Canada since 2013. She also supports various levels of government in implementing policies, including the City of Toronto’s Zero Emissions Buildings Framework.

Before moving to Canada, Marine was a Principal at one of the pioneering Passive House firms in England.

Dan Whitmore | CPHC, PHIUS Certified Builder

Passive House Consultant

Dan Whitmore | CPHC, PHIUS Certified Builder

Passive House Consultant

Andrea Pietila | M.A.Sc., B.Eng.

Energy and Sustainability Analyst

Andrea Pietila | M.A.Sc., B.Eng.

Energy and Sustainability Analyst

Elyse Henderson | MSc, CMVP, LEED Green Associate

Energy and Sustainability Analyst

Elyse Henderson | MSc, CMVP, LEED Green Associate

Energy and Sustainability Analyst

Alexander (Sasha) Itsekson | SE, LEED AP

Principal, Façade Structural Specialist

Alexander (Sasha) Itsekson | SE, LEED AP

Principal, Façade Structural Specialist

Sasha is a Façade Structural Specialist with 30 years of experience working on a wide range of structural systems and building facades. He has provided his expertise on a number of high-profile projects in the San Francisco Bay Area, including the Oakland Cathedral and Sutter Hospital.

Sasha is often called upon to review the structural design of complex glazing systems and to provide structural evaluations and assessments of buildings. He also conducts forensic investigations of structural failures and designs solutions for building repairs.

Sasha uses an in-depth understanding of how seismic activity affects the structural integrity of buildings to provide earthquake risk analysis and seismic retrofits to existing buildings. He is a recognized Safety Assessment Program (SAP) Evaluator for the State of California Office of Emergency Services and is designated to perform rapid assessments of building safety in the wake of an emergency.

As well as being a LEED Accredited Professional (LEED AP), Sasha is a qualified Structural Engineer (SE) in 12 states throughout the U.S., including California, Washington, Oregon, and Nevada.

David C. Young | PE

Principal, Senior Building Science Specialist

David C. Young | PE

Principal, Senior Building Science Specialist

David is a Senior Building Science Specialist who provides numerous services across our New Construction and Existing Buildings practice areas.

When contributing to building enclosure engineering projects, he is often involved from the conceptual design phase through project wrap-up. His eye for detail makes him adept at identifying performance issues and opportunities for increased durability.

David also works on historic conservation and restoration on the West Coast; for example, he recently completed the rehabilitation of Kaiser Permanente Town Hall in Portland.

David joined the Vancouver office in 1999 and was part of the team that brought RDH to Portland in 2004.

Kristen Yee Loong | B.A.Sc., P.Eng., LEED AP BD+C

Associate, Energy and Sustainability Specialist

Kristen Yee Loong | B.A.Sc., P.Eng., LEED AP BD+C

Associate, Energy and Sustainability Specialist

Kristen brings an invaluable depth of knowledge to the Energy & Sustainability team with her experience in sustainable design and construction practices. Her expertise includes consulting on energy-efficient system design strategies for high-performance buildings, LEED and code compliance, and simulating building energy use. She also performs energy efficiency assessments of Existing Buildings projects to identify areas where energy consumption can be reduced and energy savings could be made.

Working with design teams, government agencies, and utilities, Kristen gathers energy consumption data through submetering and utility bills to analyze and benchmark building energy performance.

Before joining RDH in 2016, Kristen worked at a sustainable buildings consulting firm in Toronto as a Senior Energy Analyst, where she led the Energy Analyst team.

Mark Will | BA Econ

Principal, Vancouver Regional Manager

Mark Will | BA Econ

Principal, Vancouver Regional Manager

Mark is an experienced construction manager who has overseen a large variety of building enclosure rehabilitation and assembly replacements. Beginning in 1998, Mark has fulfilled many roles at RDH, starting with field review and contract administration and moving onto project management, construction management, and asset management.

Mark has advanced within the company to the position of Principal and Vancouver Regional Manager. In addition to overseeing the administration and operations of the Vancouver office, he is also currently responsible for the training and development of approximately 50 staff in the Existing Buildings group.

Mark’s current role as a consultant includes managing projects associated with warranty claims. He is also responsible for the reconciliation of construction warranty defects and deficiency management with building owners for new and rehabilitated buildings.

Mark holds a bachelor of economics from the University of British Columbia and currently serves as a Business Member on the Condominium Home Owners Association of BC’s Board of Directors.

Neil Warburton | PE, CPHC

Principal, Building Science Specialist

Neil Warburton | PE, CPHC

Principal, Building Science Specialist

Neil’s versatility allows him to contribute to RDH’s New Buildings, Existing Buildings, and Energy & Sustainability practice areas in Washington.

Neil is a Building Science Specialist who works tirelessly to ensure that project requirements and client expectations are achieved. He works on a wide range of New Construction and Existing Buildings projects, and he is committed to exploring and integrating Passive House and high-performance buildings on the West Coast of the United States.

Before joining RDH in 2005, Neil worked with another building enclosure consulting firm in Ontario, where he focused on roofing condition assessments and construction as well as fire protection field inspections.

David Vadocz | P.Eng.

Principal, Senior Façade Specialist

David Vadocz | P.Eng.

Principal, Senior Façade Specialist

David leads our Façade Structures team, providing expertise on a variety of fenestration and glazing systems across Canada.

David’s career has seen him work on virtually every type of glass and glazing system, and his expertise spans from the curtain wall, to skylights and canopies, to structural glass walls. He is a trusted consultant on all things glass, providing his professional knowledge to manufacturers, glazing contractors, architects, and fellow RDH staff.

David and his team’s structural experience is an asset to the RDH team and allows us to provide a well-rounded façade design service.

Ed Thiessen | P.Eng.

Principal, Senior Building Science Specialist

Ed Thiessen | P.Eng.

Principal, Senior Building Science Specialist

An important member of the Existing Buildings group, Ed combines his background of structural engineering with building science to provide technically sound and innovative solutions for building enclosure rehabilitation projects. While focusing primarily on building enclosure services. He is an in-house resource for both our clients and staff when it comes to making informed design decisions relevant to the building enclosure.

In addition to his structural background, Ed has over 15 years of experience with building envelope assessment, design, and rehabilitation with a focus on high-rise buildings. His projects have included full and targeted enclosure renewals, glazing replacements, roof renewals, and historic building preservation.

Ed has also provided forensic and investigation services for a variety of clients in the insurance and legal industry for construction projects of various types.

Prior to completing his engineering degree, Ed completed his diploma of technology in civil and structural engineering from the British Columbia Institute of Technology.

David Taguchi | Eng.L., RRO®

Associate, Building Science Specialist

David Taguchi | Eng.L., RRO®

Associate, Building Science Specialist

For 20 years, David has provided building enclosure and roofing engineering consulting services for both New Construction and Existing Buildings projects throughout British Columbia, Alberta, Saskatchewan, Manitoba, and the United States.

As a Building Science Specialist, David leads teams of engineers and technologists to provide a range of engineering services, including building enclosure investigations, assessments, design, and the rehabilitation of existing buildings.

Before joining RDH, David worked at building science firms in British Columbia and Alberta. As a Senior Project and Branch Manager, he opened and established the Calgary branch of another building science firm.