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Leadership Committees: Board Members






A native of Southern California, Jamie studied Environmental Design at the University of Colorado Boulder before expanding her studies in Burbank, Hollywood, Paris and Barcelona. She received her B-Arch from Woodbury University in 2002 and has since worked as a designer and project manager focusing primarily on high-end residential design. She currently works at Sopher Sparn Architects. Jamie returned to live in Boulder in 2007 and is committed to the philosophy of sustainability in both her career and everyday life. She chaired the CGBG Membership committee from 2008-2011, joined the Business Development & Education committee in 2013, became a Board member in 2015 and is currently co-chair of the Outreach and Digital Presence committee. 


Todd Collins,, 303-748-4315.

Todd Collins is Passive House Trained and the Founder of A&E Building Systems: Products for High Performance Buildings. 

A&E Building Systems supplies architects, developers, builders and contractors with the products, services and information necessary to achieve high performance building objectives andcriteria including Passive House, LEED, RESNET/HERS, Energy Star, etc. Our passion is fueled by the desire to provide home and building owners comfortable, healthy and highly efficient places to live, work and play

Todd's background includes an MBA with majors in Marketing and Entrepreneurship.



Ron 720-564-2643
Ron Flax, RESNET, LEED AP, is the Building Sustainability Examiner for Boulder County. Previously he worked for Ron Flax Consulting, a Building Science based firm focused on improving our health, our environment, and our future. Prior to this, Ron spent six years as a Project Manager for Rodwin Architecture and Skycastle Homes. Ron has been a member of the sustainable building community for the past 17 years and has extensive hands-on experience in both design and construction, including time spent swinging a hammer. He was the 2011 recipient of the Colorado Green Building Guild Leadership Award, as well as 2012 Conservationist of the Year from the Center for Resource Conservation. Ron is currently focused on promoting practical solutions for high performance homes, and increasing the resiliency of our built environment.



Marn, 720-515-4344
Marn Heggen AIA, CPHC, LEED AP is a licensed architect and owner/principal of Heggen Design Works. She has been dedicated to energy efficiency and environmentally responsible design and construction for over 15 years. Marn’s expertise in green building comes from hands-on experience from pre-design through construction on over 15 LEED certified buildings. She has assisted in the development of sustainability policies for universities, municipalities, and property owners, leading and supporting design teams in meeting new standards and ordinances in sustainability. Most recently, Marn has been active in the Passive House movement. She is a Certified Passive House Consultant and enjoys the challenge of designing and constructing buildings to reduce energy consumption by 80% above code. Marn received her Masters in Architecture from the University of Colorado and her B.S. degree from University of Wisconsin.




Jeff Hindman,

Ann Livingston (President)
Ann has extensive experience in policy, planning, and program work in energy, green building, and sustainability.  For over 14 years she has worked on a wide range of related issues, including energy efficiency, renewable energy, green buildings, climate change, transportation, community development, land use, zero waste, finance, toxics, water, economic development, and healthy communities.
Since earning both a Juris Doctorate and an Interdisciplinary Graduate Certificate in Environment, Policy and Society from the University of Colorado, Ann has consistently taken an entrepreneurial approach to developing and implementing leading edge solutions to energy and sustainability issues facing communities, regions, and states. Throughout her career she has focused on systems based approaches by balancing environmental, economic, social, political, legal, and other concerns in order to develop and implement strategic solutions.  During this time Ann has worked collaboratively with multiple levels of government, utilities, the private sector (including technology firms, trade allies, and financial institutions), advocacy groups, Federal Laboratories, the Department of Energy, and the Colorado Energy Office among others.



Charles, 303-437-8950

Charles is a marketing consultant for several Front Range, Denver Metro, and national professional services companies, with an emphasis on design, construction, and sustainab. When he’s not doing that, he conducts seminars/ workshops on modern marketing for small-to-medium sized businesses and sales teams.

His background includes a BS in Biology, a MArch in Design, and several years as a designer/ project architect/ construction administrator/ BD associate for Seattle-area architecture firms. After moving to (and then from) Switzerland, Charles began pursuing a career in marketing strategy and branding with Apple Computers, Novartis Pharmaceuticals, Covidien Healthcare, and Denver marketing agencies. In 2011, he landed in Boulder, founded his own marketing company, and joined the Boulder Green Building Guild. He has chaired the Guild’s digital communications committees since 2012.




Henry has been an energy efficiency expert, architectural designer, and sustainability consultant over the past 27 years. His passion for the triple bottom-line (people, planet, profit) has defined his career for the last decade. His guiding principle is to keep the future bright for the next-generation, creating a sustainable society re-energized by carbon neutral energy technologies.


He has distinguished himself as a community leader by serving on the City of Boulder’s Climate Action Plan advisory board helping to initiate the nationally recognized Energy-Smart Program. He was founder and chairman of the annual Best of Boulder Valleys Green Building Awards, which has become the Colorado Green Buildings Awards Program. He is currently working on a database of the 100 best Green Buildings in Colorado hoping to have a list of case studies for the CGBG website.


Dr. Rosemarie


Rosemarie serves as the Sustainability Coordinator for the City of Fort Collins. Prior to assuming leadership for the municipal operations’ sustainability, Rosemarie was a dean at for ten years. She currently teaches Global Environmental Change and has taught graduate level courses in environmental law, and climate and behavioral sciences for fifteen years. Rosemarie has taught abroad in Central America. She has worked as an environmental law consultant on Superfund sites. She earned a BS in Environmental Science from Rutgers University, an environmental law degree from Vermont Law School and a doctoral degree in Educational Leadership. Rosemarie was the founding Chair of the Colorado Strategic Energy Group. She is a backcountry ski ranger at Cameron Pass. She published her first book "Jumping from the Ivory Tower: Creating Sustainable Communities through Service-Learning” in 2009. Rosemarie was named the National Geographic’s Sustainability Scholar and nominated as Volunteer of the Year for Larimer County in 2013 and 2014.



Ambra Sutherlin,


Ambra has over 15 years of experience in Commercial Architecture/Design and Green Building. She is a LEED AP BD+C and has managed Commercial LEED projects.

Ambra is currently working for Boulder County as a business sustainability specialist and energy advisor for the PACE (Partners for a clean environment) commercial program. She helps businesses and property owners in Energy, Water and Waste and with Boulder County rebates/incentives. Ambra has been on the board for a year and a half and is the chair for the 2015 Boulder Green Home tour. She is also the chair for the CGBG events and outreach comm




Advisory Board
Shelley Kawamura, M.S., Occupant Health Specialist NEHA Designer, LEED-AP; Lifespaces,, 970.481.7819

Spenser Villwock, Executive Director Independent Electrical Contractors--Rocky Mountain,
Kim Master, Green Building Consultant, KNL Advisors,, 303.953.9912
David Johnston, President, What's Working, Inc.,, 303.444.7044
Michael Shuster, President, Wildwood Joinery & Design,, 303.684.6604
Eric Doub, President, Ecofutures Building, 303.415.9694
Joseph Vigil, Architect, WORKSHOP8 architecture | planning | design,, 303.442.3700
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