AboutFounded in 1997 as a small building enclosure consulting firm, RDH was built on a mission to Make Buildings Better. Discover the history, values, and vision that continue to guide our role as a leader in the building industry.
PeopleMeet our leadership team—the people who guide RDH’s direction, strengthen our culture, and set the standard for technical excellence.
ServicesExplore our full range of consulting and engineering services, from building enclosure design and construction to energy, climate, and asset management. Our teams deliver integrated expertise across North America.
ProjectsBuildings and communities we’ve helped shape.
ExpertiseDive into articles, insights, and thought leadership from our technical experts. This section showcases the depth of our knowledge and the distinct ways we approach challenges.
ResourcesAccess guides, tools, and research created to share knowledge, support practitioners, and advance the building industry.
News & EventsVisit our blog, catch up on company news, and connect with RDH at industry events and gatherings.
CultureSee how RDH culture comes to life through commitments to sustainability, diversity, equity, and inclusion, and meaningful engagement with First Nations and Indigenous communities.
CareersLaunch your career with RDH. Explore open positions and discover opportunities to make a meaningful impact in the built environment.
ContactFind RDH office locations across North America or get in touch with our team.

News & Events

Stay current on RDH.

News & Events

Event

Transition Planning Now Workshop: Vancouver

February 25, 2026 | 8:00 AM - 3:00 PM

News & Events

Event

Transition Planning Now Workshop: Calgary

March 3, 2026 | 8:00 AM - 3:00 PM

Event News

Innovations in High-Performing Precast Building Enclosures Webinar

March 25, 2026 | 1:00 PM - 2:00 PM Virtual

Blogs News

RDH Website Refresh Wins 2026 iF Design Award

March 4, 2026

Event

Émissions opérationnelles de carbone séance de formation

May 5, 2026 | 9:30 AM - 11:30 AM Wingate by Wyndham Dieppe Moncton

Event

Operational Carbon Emissions Training Session

May 5, 2026 | 1:30 PM - 3:30 PM Wingate by Wyndham Dieppe Moncton

News

2026 Leadership Appointments

February 26, 2026

Event

Transition Planning Now Workshop: Toronto

March 24, 2026 | 8:00 AM - 3:00 PM

Event

Atelier: Planifier la transition dès maintenant, à Montréal

February 27, 2026 | 8:00 AM - 3:00 PM

Event

2026 Retrofit USA Conference

May 20 - 21, 2026 Boston, MA

Event

Évaluations de modèles énergétiques

February 4, 2026 | 9:00 AM - 2:00 PM Événement en ligne

Event

Energy Modelling Review Training Session

February 3, 2026 | 9:00 AM - 2:00 PM Online

Event

Air Leakage Testing Training Session

February 25, 2026 | 12:30 PM - 4:30 PM Dieppe, NB

Event

Building Science: Principles to Practice

January 29 - February 10, 2026 Boston, MA

Blogs

RDH Building Science Unveils New Website and Brand Identity

October 21, 2025

News

A New Digital Experience

October 1, 2025

News

Discover Retrofit Strategies with RDH

August 25, 2025

News

Oregon: How the Building Energy Performance Standards Impacts Your Building

August 13, 2025

News

Save Energy, Save Money: CleanBC’s MURB

April 15, 2025

News

Navigating BERDO Compliance: Boston’s Path to a Sustainable Future

March 6, 2025

News

Boston Paving the Way to a Net Zero Carbon Future with New Zoning Amendment

March 6, 2025

News

Understanding When Building Energy Audits Are Required in California

March 6, 2025

News

RDH’s 2025 Appointments: Celebrating Our New Leaders

February 19, 2025

News

RDH Expands Passive House Verification Services in Massachusetts

January 15, 2025

Blogs

What is Seattle’s new BEPS law, and why does it matter to building owners?

August 14, 2024

News

Cheers, Dave!

July 15, 2024

1 2 3 4 5

Cheers, Dave!

News

RDH Expands Passive House Verification Services in Massachusetts

January 15, 2025

Cheers, Dave!

News

Oregon: How the Building Energy Performance Standards Impacts Your Building

August 13, 2025

Event News

Innovations in High-Performing Precast Building Enclosures Webinar

March 9, 2026

Blogs News

RDH Website Refresh Wins 2026 iF Design Award

March 4, 2026

News

2026 Leadership Appointments

February 26, 2026

News

A New Digital Experience

October 1, 2025

News

Discover Retrofit Strategies with RDH

August 25, 2025

News

Save Energy, Save Money: CleanBC’s MURB

April 15, 2025

News

Navigating BERDO Compliance: Boston’s Path to a Sustainable Future

March 6, 2025

News

Boston Paving the Way to a Net Zero Carbon Future with New Zoning Amendment

March 6, 2025

News

Understanding When Building Energy Audits Are Required in California

March 6, 2025

News

RDH’s 2025 Appointments: Celebrating Our New Leaders

February 19, 2025

News

Cheers, Dave!

July 15, 2024

News

In Memory: Monte Paulsen

July 2, 2024

News

Webinar Series—RAiNA x RDH: Deep Dive into Rainscreens

June 5, 2024

News

Proudly Sponsoring the Retrofit Canada Conference

June 4, 2024

News

Celebrating National Preservation Month

May 17, 2024

News

Earth Day 2024

April 19, 2024

News

2024 Women’s History Month Wrap-up

April 1, 2024

News

Hello from the Rockies : A Conversation with RDH’s Denver Team

March 5, 2024

News

RDH Leadership Welcomes Newly Appointed Principals and Associates

January 11, 2024

News

Newly Appointed Principals and Associates Join RDH Leadership

March 2, 2023

News

Introducing RDH’s Newest Principals and Associates

January 28, 2022

News

New Inspection Requirements for Exterior Elevated Elements After Berkeley Balcony Collapse

December 20, 2021

News

Soroptimist International Vancouver’s Housing for Women by Women: Celebrating Women in Engineering Day

June 22, 2021

News

Boston Façade Ordinance

May 31, 2021

1 2

Boston Façade Ordinance

Event

Transition Planning Now Workshop: Vancouver

February 25, 2026 | 8:00 AM - 3:00 PM

Boston Façade Ordinance

Event

Transition Planning Now Workshop: Calgary

March 3, 2026 | 8:00 AM - 3:00 PM

Event News

Innovations in High-Performing Precast Building Enclosures Webinar

March 25, 2026 | 1:00 PM - 2:00 PM Virtual

Event

Émissions opérationnelles de carbone séance de formation

May 5, 2026 | 9:30 AM - 11:30 AM Wingate by Wyndham Dieppe Moncton

Event

Operational Carbon Emissions Training Session

May 5, 2026 | 1:30 PM - 3:30 PM Wingate by Wyndham Dieppe Moncton

Event

Transition Planning Now Workshop: Toronto

March 24, 2026 | 8:00 AM - 3:00 PM

Event

Atelier: Planifier la transition dès maintenant, à Montréal

February 27, 2026 | 8:00 AM - 3:00 PM

Event

2026 Retrofit USA Conference

May 20 - 21, 2026 Boston, MA

Event

Évaluations de modèles énergétiques

February 4, 2026 | 9:00 AM - 2:00 PM Événement en ligne

Event

Energy Modelling Review Training Session

February 3, 2026 | 9:00 AM - 2:00 PM Online

Event

Air Leakage Testing Training Session

February 25, 2026 | 12:30 PM - 4:30 PM Dieppe, NB

Event

Building Science: Principles to Practice

January 29 - February 10, 2026 Boston, MA

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