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McLennan Design, Perkins&Will’s Bainbridge Island studio, is an architecture, planning, and consulting firm, founded by Jason F. McLennan, creator of the Living Building Challenge. We imagine regenerative buildings, places, and products that give back—spaces that nurture people, connect communities, and enhance life in places.

Acts of Regeneration

Rooted in regeneration—where people, place, and purpose come first. From adaptive reuse of existing buildings, residences, cultural institutions, innovative corporate headquarters, urban planning, to climate-positive campuses, and product design our work proves that beauty, performance, and ecological intelligence can coexist—and thrive.

Our People

A collaborative studio where designers, researchers, makers, and change-agents come together to shape a regenerative future.

We bring diverse backgrounds, shared purpose, and deep curiosity to every project—working side by side to create places where people, communities, and ecosystems thrive.

Meet our team

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The People and Place Behind Our Practice

Take a look inside our Bainbridge Island studio—where our team, our values, and our environment come together to shape regenerative design.

Love & Regeneration Journal

Thoughts and insights on designing places, products, and experiences that nurture people, enrich daily life, and leave the world better than we found it.

Explore current and past issues – our evolving library of regenerative thinking, reflections, and design explorations at Ideas and Insights.

Volume 7, Issue 2

From Crumbling Relics to Thriving Places

Writing from Mérida, Mexico, I’m struck by how travel always shifts my perspective on our work and the communities we serve. But for this issue, we look back to a pre-pandemic project close to home: the Maitland Chart House and Masterplan in Ontario. Once a crumbling relic, it’s now a vibrant community asset, thanks to Philip Ling’s vision. A short essay in this issue explores the transformation.

We also share highlights from our recent Bainbridge Island summit—the Death & Life of the Green Building Movement—where 60 designers and leaders from across North America came together to discuss the future of regenerative design.

—- Jason F. McLennan

V7-i2

Summer '25

V7-i1

Winter '25

V5-i4

Fall '25

V6-i3

Summer '24

V6-i2

Spring '24

News

Stories, milestones, and what we’re building, thinking, and celebrating here at McLennan Design.

A window into the progress, people, and possibilities moving our work—and the world—forward.

Catch the latest here.

Our Clients

We collaborate across sectors

From private companies to public institutions, we build trusted, lasting relationships that drive meaningful impact.

Our Regenerative Ethos

The way we see it, design is the opportunity to imagine—and build—a better tomorrow.

Every project is a chance to strengthen the places we call home. We begin by listening—to the land, the community, and the cultural and ecological stories that shape each site.

Regenerative design is our operating principle, linking performance, ecology, and human well-being. Through rigorous research, systems thinking, and collaborative engagement, we turn bold ideas into spaces that are beautiful, resilient, and measurably impactful.

Read more.

Social

Stay connected with our team and latest happenings

As Climate Pledge Arena enters its 5th year of operation, Perkins&Will Chief Sustainability Officer Jason F. McLennan, who consulted on the project, reflects on its successes and lessons learned. 

Find full story in Bio

#climatepledgearena, #JasonFMcLennan, #PerkinsWill, #sportsarena, #livingfuture, architecture, sustainablearchitecture, sustainabledesign, sustainability, regenerativedesign, perkinswill, perkinsandwill, mclennandesign, netzero,  livingbuildingchallenge
Game Changer
Northeastern University 
Multipurpose Athletic Facility 
Boston, Massachusetts

LINK IN BIO

When Northeastern University needed to update the historic Matthews Arena in Boston, Massachusetts, they turned to Perkins&Will - who assembled an all-star partnership with the  Boston, Chicago, Bainbridge Island, and Denver 
to bring their vision of an industry leading sustainable multi-use sports venue to life. 

From the earliest stages of design, the Perkins&Will project team engaged the firm’s internal Performance Design Team to work in close collaboration with project architects, engineers, contractors, and the client. Together, they advanced a shared vision across multiple fronts—integrating sustainability, efficiency, and innovation—to deliver a high-performing, environmentally responsible arena. 

Click the link to read a Northeastern University World Press article that describes the Arena’s sustainability initiative.

Renderings by Perkins&Will

#PerkinsWill, #northeasternuniversity, #perkinswillboston, #perkinswillchicago, #perkinswilldenver
The 20th anniversary of the Living Future Conference kicks off in Seattle this week and our team is delighted to participate in this great milestone for the green building movement. Of the 8 projects being highlighted for conference tours this year, half of them include sustainable design consulting contributions from our team:

• SCRTS (South King County Recycling & Transfer Station)
• Bullitt Center
• Climate Pledge Arena
• Seattle Aquarium

We are extremely proud of each of these projects and the impact our team of regenerative design experts has had on many of Seattle’s most ambitious green building projects.

#livingfuture, 
#architecture, 
#sustainablearchitecture, 
#sustainabledesign, 
#sustainability, 
regenerativedesign, 
perkinswill, 
perkinsandwill, 
mclennandesign, 
netzero, 
JasonFMcLennan, 
livingbuildingchallenge, 
livingdesign, 
seattleaquarium, 
climatepledgearena, 
bullittcenter, 
SCRTS, 
kingcounty
Q&A Perkins&Will Sports Practice Leaders

Link in bio
MAX RICHTER (MR) 
Perkins&Will Vancouver

TYLER HINCKLEY (TH) 
Perkins&Will Boston

PHILIP O’SULLIVAN (PO)
Perkins&Will Toronto

Don Dethlefs
Perkins&Will Denver

Every sports architecture project—whether a 70,000-seat stadium or a community athletics center—offers boundless opportunities to inspire, energize, educate, and affirm a simple truth: we’re better when we gather to cheer or play together.

We’ve brought together leaders from the Perkins&Will Sports Practice to share their perspectives on the future of sports architecture and the evolving role these spaces play in our communities.

#livingfuture, #architecture, #sustainablearchitecture, #sustainabledesign, #sustainability, regenerativedesign, perkinswill, perkinsandwill, mclennandesign, netzero, JasonFMcLennan, PerkinsWill, livingbuildingchallenge, loveandregeneration, livingfuture, perkinswilldenver, perkinswilltoronto, perkinswillboston, perkinswillvancouver
LOVE+
REGENERATION
SPRING 2026 • VOL. 8 • ISSUE 1
Link in bio

Welcome to the SPORTS & SUSTAINABILITY Edition of Love+Regeneration!
This issue explores the intersection of sports and design, highlighting standout Perkins&Will athletic projects such as Northeastern University’s Multipurpose Athletic Facility. It also reflects on the Climate Pledge Arena and the creation of the GOAL system, a framework for the continuous improvement of sports environments. Alongside these features are thoughtful contributions from our team, including Josh Fisher’s exploration of his passion for skating and Johanna Collins’ application of biomimicry in practice. On a lighter note, the issue concludes with a short personal piece, “My Life in Gastronomy,” offering a more reflective look at food and experience.

Enjoy the issue, and share comments please – we enjoy hearing from those that read our magazine!

#livingfuture, #architecture, #sustainablearchitecture, #sustainabledesign, #sustainability, regenerativedesign, perkinswill, perkinsandwill, mclennandesign, netzero, JasonFMcLennan, PerkinsWill, livingbuildingchallenge, loveandregeneration, livingfuture, northeasternuniversity, climatepledgearena, oakviewgroup
Join me at Living Future 2026 in Seattle, April 15th at 1pm.
CHANGEMAKER’S HANDBOOK

Green Building Movement w/Jason Podcast (link in bio)

WHERE THE MOVEMENT STALLED:
Elena Bondareva interviews Jason F. McLennnan

Elena Bondareva sat down for an interview with Jason F. McLennan, the founder of the Living Building Challenge and the Living Future Institute, the Chief Sustainability Officer with Perkins+Will, and a prolific author.  They discussed the gap between building an industry and building a movement — and why being right has never been enough to change systems. Watch the full interview on Substack or listen on Spotify or Apple Podcasts

#livingfuture, #architecture, #sustainablearchitecture, #sustainabledesign, #sustainability, regenerativedesign, perkinswill, perkinsandwill, mclennandesign, netzero, JasonFMcLennan, livingbuildingchallenge, livingdesign, elenabondareva, SORD, livingfuture
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We design for everyday life—across architecture, urban planning, interiors, products, and experiences.

Get in touch.

“To change the world, you have to first imagine the world you want to live in.”

– Jason F. McLennan
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