Our Staff

Chris Bowyer

Chris Bowyer

Director of Building Operations

Chris is a self-proclaimed geek who loves learning about the latest and greatest energy efficiency technology for work or home. If you ask him why he lives for sustainability, he would say it is for the betterment of the world for his two children’s future. This focus is the foundation of his investment in The Alliance Center’s work and his impact in the world.

Sandra Halvatzis

Sandra Halvatzis

Director of Programs

Sandra brings a unique mix of business and government experience combined with a passion to further sustainability in Colorado and the world. She believes all children should have access to water, energy, freedom, health, education, and opportunities to unlock their potential. From having participated in international track and field competitions representing her native country of Peru, to having completed her M.S in Economic Development, Sandra is a goal driven person. In her free time she enjoys taking portraits of her kids in beautiful landscapes, and baking loaves of artisan bread.

Kristen Leary

Kristen Leary

Director of Development

Kristen is passionate about making this world a better place. Every day, she does her part through practical actions, like avoiding "disposable" plastics and biking to work, and through energetic intentions, like engaging people with positivity and kindness. When she’s not building relationships to deepen The Alliance Center’s impact, Kristen enjoys spending time with her friends and family indulging in some of life’s greatest pleasures: eating delicious food, breathing fresh mountain air, and exploring this beautiful world.

Ashley Lovell

Ashley Lovell

Director of Communications and Marketing

Ashley is a dyed-in-the-wool environmentalist. From “adopting” whales in grade school to getting a Ph.D. in Environmental Sociology, she has dedicated her life and career to protecting the planet. When she’s not dreaming up the next great story for The Alliance Center, Ashley can be found hiking with her family, shopping at her local farmer’s market, or shredding at one of Colorado’s epic ski hills.

Emily McAtee

Emily McAtee

Events Assistant
Dani Orth

Dani Orth

Events Manager

Dani‘s passion and enthusiasm to better her community and the planet is carried throughout every aspect of her life. She’s vegan, picks up trash while walking down the street, creates kits for people experiencing homelessness, volunteers and fosters with a local rescue, and has taken it upon herself to improve Denver’s waste diversion rates. When she isn’t busy trying to save the world, Dani likes to relax by watching Friends, doing a puzzle, or exploring Colorado’s trails.

Jason Page

Jason Page

Senior Director of Operations

Jason has always been attracted to unique solutions to hard, important problems. This led him to explore microfinance and fair trade domestically and abroad before coming back to focus on his home state. He now focuses on maximizing the impact of The Alliance Center’s social purpose real estate and green building efforts. When not supporting the Alliance Center community, Jason is on the ground playing with his three young kids and getting outside the city limits as much as possible.

Jonathan Schmitz

Jonathan Schmitz

Financial Controller

After realizing there is more to life than mundane business transactions, Jonathan joined The Alliance Center to align his career with his personal interest in sustainability. An avid recycler for as long as he can remember, Jonathan appreciates how simple, low-effort actions incorporated into daily routines can lead to large impacts over a lifetime. When he’s not immersed in a spreadsheet, you can find him taking advantage of the year-round outdoor opportunities Colorado has to offer.

Mariah Shell

Mariah Shell

Director of Tenant Services

Mariah has called Colorado home for most of her life and loves working to protect this incredible state. She spends each day supporting the work of our talented tenants and making The Alliance Center THE place to be. In her downtime, Mariah enjoys knitting, sampling craft breweries, and running.

Brenna Simmons-St. Onge

Brenna Simmons-St. Onge

Executive Director

Brenna Simmons-St. Onge works day in and day out to create an equitable, inclusive and sustainable future. As a dynamic leader, Brenna leverages holistic approaches to drive systems change. She comes from a background of corporate social responsibility. Brenna spent over 10 years developing and implementing sustainability programs for some of the world’s leading hotel brands. Her endless passion to create a better future drove her to the nonprofit realm. She has served on Denver Mayor‘s Sustainability Advisory Council, as well as the University of Colorado’s Managing for Sustainability Advisory Council since 2014. Brenna was named one of the top 25 Most Influential Young Professionals in 2015 and received the City of Denver’s Community Builder Sustainability Award in 2017. As a Colorado native, Brenna has sustainability baked into her DNA. Brenna loves spending any free time she has in nature. From rock climbing to white water rafting, you name the outdoor activity, and there is a good chance of finding it on her roll call for adventure.

Moira Wiedenman

Moira Wiedenman

Communications Manager

Moira considers herself the new kid in sustainability after transitioning from a career in the education sector, but she‘s excited to translate her passions into a career. She’s a vegetarian, an avid public transit advocate and a believer in the power of community. When she‘s done telling The Alliance Center’s powerful stories for the day, you can catch her reading, exploring new breweries and dreaming of her next travel adventure.

Our Board

Bill Becker

Bill Becker

Board Member

Bill is co-director of The Future We Want, an initiative with the United Nations to expand the public’s understanding of how sustainable development can affect our lives and communities; Executive Director of the National Sustainable Communities Coalition, which helps link communities with sustainable development experts; and Executive Director of the Presidential Climate Action Project, which develops recommendations on how the President of the United States can lead against global climate change.

Dr. Beth Caniglia

Dr. Beth Caniglia

Board Member

Beth is Professor and Director of the Sustainable Economic & Enterprise
Development Center, within the College of Business & Economics at Regis University. She is Co-Editor-in-Chief at the Solutions Journal. In 2016, she was recognized by the International Women’s Leadership Association as among Top Women Executives, Professionals & Entrepreneurs. Her book (with Thomas J. Burns) Environmental Sociology: The Ecology of Late Modernity was honored with the Gerold L. Young Outstanding Book Award from the Society for Human Ecology. She has been honored by America’s Who’s Who in Academia. Most recently, she was nominated for the Denver Sustainability Summit Visionary Award.

Dr. David Orr

Dr. David Orr

Board Member

David is the Paul Sears Distinguished Professor of Environmental Studies and Politics, and Chair of the Environmental Studies Program at Oberlin College. He is also a James Marsh Professor at large at the University of Vermont. David is known for his pioneering work on environmental literacy in higher education and ecological design. He led the design and construction of the Adam Joseph Lewis Center, Oberlin’s Environmental Studies Program Center. David has authored five books and over 150 articles in scientific journals, social science publications, and popular magazines.

John Powers

John Powers

Founder

Founder of Alliance for Sustainable Colorado in 2004 and full-time volunteer, John has been on its board since inception. John is a board member of Conservation Colorado and the Educational Foundation of America. From 2006-12 John was a member of the Greenprint Council, a citizens’ advisory committee to the Mayor of Denver’s Sustainable Development Initiative.

Steve Schueth

Steve Schueth

Board President

A nationally recognized authority, consultant, and resource to the Sustainable, Responsible, Impact investment industry, Steve is veteran financial services professional. For nearly 30 years, he has focused on helping to direct the flow of investment capital in positively impactful and intentionally transformative ways — toward the creation of a truly sustainable future. He worked for Calvert Investments for eight years in the 1990s, including four years as President of Calvert Distributors, and served for eleven years as Chair of the Board of US SIF: The Forum for Sustainable and Responsible Investing. Steve was Principal, President, and Chief Marketing Officer for First Affirmative Financial Network from 1999 through 2017 and served as Executive Producer of The SRI Conference (on Sustainable, Responsible, Impact Investing), the premier gathering of the sustainable and responsible investment industry in North America for nearly twenty years.

Gail Schwartz

Gail Schwartz

Vice President

Gail Schwartz has been working to improve the lives of Coloradans for decades. She graduated from business school at the University of Colorado in 1971 and then moved to Aspen, where she started a family, was a partner in an industry-leading firm designing ski areas in the U.S. and Canada, and developed some of the first affordable housing in the Roaring Fork Valley. In 1995, Governor Roy Romer appointed Gail to the Colorado Commission on Higher Education representing Western Colorado. In 2000, Gail was elected to the University of Colorado Board of Regents for the 3rd Congressional District, and served for six years, including two years as Vice Chair.

Matt Teeters

Matt Teeters

Treasurer

Matt Teeters works as the President of the Union Station branch for Alpine Bank. Teeters began as a Management Trainee with the bank in January 2006 in the bank’s Avon location. After eight successful years in the Vail Valley, the bank asked for Teeters to move to Denver to help head its Front Range expansion. This relocation resulted in a promotion to the President of the bank’s first Denver location at Union Station. Over the past two years, Teeters has served an integral role of expanding the bank’s services across the Front Range, and over the past 5 years, Matt has served as a member of the bank’s internal Green Team helping to further the bank’s environmental initiatives in both the Vail Valley and Denver.

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