Global Green Staff


Dr. Les McCabe

Dr. Les McCabe - President and CEO

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A leader in global education and non-profit management, Dr. Les McCabe joined Global Green USA as President and CEO in July 2014. Previously, he was President and CEO of The Institute for Shipboard Education (ISE) in Charlottesville, VA, establishing the Institute as a leader in global youth education with its signature academic program, Semester at Sea, and managing a $50+M annual budget. During his 20+ year tenure at ISE, McCabe was credited with steadily increasing both the fiscal strength and outreach capacity of the organization. Dr. McCabe brings unique sustainability and humanitarian expertise to Global Green, helping the national environmental nonprofit emphasize the human aspect of the world’s most pressing environmental challenges.

A native of Claremont, California, Dr. McCabe holds a Bachelor of Arts degree from the University of California at Irvine, a Master’s degree in social work from the University of Washington, a second Master’s degree in public administration from Seattle University, and a Ph.D. in administrative and policy studies, with an emphasis in global education, from the University of Pittsburgh. After seven years of dedicated service to the clinical needs of children and families in the Seattle area at the Casey Family Program, Dr. McCabe joined the Institute for Shipboard Education in Pittsburgh, PA, when the program’s academic sponsor was the University of Pittsburgh. At ISE, Dr. McCabe helped to establish a sustainability curriculum within the Semester at Sea program, and inspired college-age students to explore and examine environmental issues related to globalization, including ecology, marine environment, and climate change.

Dr. McCabe has recently located to the West Hollywood area of Los Angeles, where he lives with his partner Bill Bridge. He has two children who attend college at the University of San Francisco and Cal Poly San Luis Obispo. When Dr. McCabe isn’t working he enjoys world travel, skiing, and staying active in his community.

Mary Lu&eacutevano

Mary Luévano - Vice President

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Mary Luévano is Vice President of Global Green USA. Prior to becoming Vice President, Ms. Luévano served as Policy and Legislative Director for over 15 years where she oversaw many of Global Green’s groundbreaking initiatives related to green building and clean energy--including the creation of a revenue stream for disadvantaged communities in California’s Global Warming Law, AB 32, and a $300 million set-aside in California’s state-wide solar program for affordable housing.

In her role as Vice President, Ms. Luévano is responsible for facilitating general administrative affairs; special projects; organizational policies, procedures and compliance; and intergovernmental relations; among other responsibilities. In addition, she will continue to be Global Green USA’s public policy senior representative.

Prior to joining Global Green, Ms. Luévano worked for eight years as a Congressional staffer in the offices of U.S. Senator Alan Cranston and U.S. Reps. Augustus Hawkins, Calvin Dooley and Jane Harman. In 2004, she was appointed by Los Angeles Mayor James Hahn to serve on the City of LA’s Recreation and Parks Board of Commissioners where she was elected Vice President. In that capacity, she also served as the alternate representative to the LA Coliseum Commission. Ms. Luévano served for three years (one as President) on the City of LA’s Environmental Affairs Commission and two years on the UCLA Alumni Association Board of Directors as Chair of the Government Relations Alumni Advocacy Committee.

Ms. Luévano holds a Bachelor’s degree in Political Science/International Relations from the University of California, Los Angeles and has completed the Congressional Research Service’s Graduate Legislative Institute in Washington, DC.

Walker Wells

Walker Wells - Vice President of Programs and Director of the Green Urbanism Program

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Walker Wells is Vice President of Programs and Director of the Green Urbanism Program for Global Green USA, a national non-profit organization headquartered in Santa Monica. He works with cities, neighborhoods, and community development organizations across the country to further green building and sustainable development practices through technical guidance, stakeholder facilitation, and the development of innovative polices and programs. Mr. Wells is a 2013 Fulbright Fellow with the Royal Institute of Technology Urban Planning Program in Stockholm, a 2012 Pritzker Fellow at the UCLA Institute of the Environment and Sustainability, and co-author of the 2007 book Blueprint for Greening Affordable Housing.

He is a certified urban planner, a LEED Accredited Professional and Green Rater, an appointed member of the State of California Green Building Code Advisory Committee, an invited contributor to the, and a lecturer at the Claremont Colleges and the UCLA Urban Planning Program.

Mr. Wells holds Bachelor’s degrees in Sociology and Environmental Studies from the University of California, Santa Barbara and a Master’s of City and Regional Planning from the California Polytechnic University San Luis Obispo.He studied at Lund University and the Lund PolyTechnic Institute School of Architecture in Sweden. Prior to joining Global Green Mr. Wells was a Senior Urban Design with Gruen Associates in Los Angeles, an Associate Planner with the City of Santa Monica, and an Urban Planner for the City of Malmo, Sweden.

Staff Collage

Green Urbanism Program

Tim Bevins

Tim Bevins - Green Urbanism Program Associate

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Tim Bevins works to help create a more vibrant, just and ecologically sound urban realm at a variety of scales. Through the development of urban design interventions, sustainable community recommendations, short and long-range environmental planning and LEED-ND certification guidance, he helps advance Global Green's vision of a more sustainable future.

Tim holds a Bachelor's degree from UCLA as well as a Master of Urban + Environmental Planning from the University of Virginia and a Master of Urban Design from the University of Michigan. Prior to joining Global Green, he held a fellowship with the National Park Service where he worked on bicycle trail planning and design.

Krista Frank

Krista Frank - Green Urbanism Program Assistant

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Krista Frank helps advance Global Green's mission by coordinating with municipalities, affordable housing developers, and organizations across the United States to promote more sustainable and equitable development practices at every scale.

Krista holds a Bachelor of Urban Planning degree and a Certificate of Horticulture from the University of Cincinnati. Her studies also included Interior Design and have taken her around the globe from the American Southwest, to Spain, India, and to multiple internships in California, where she now calls home.

Rebuilding New Orleans


Robyn Kilman - NOLA Wise Program Associate

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Robyn Kilman, a Chicago native, came to the Global Green New Orleans office in December 2011 to join the team that runs the Residential Energy Efficiency Program, NOLA Wise, which is part of the National Better Buildings Grant Program and the Southeast Energy Efficiency Alliance. After earning an M.S. in International Public Service and a B.A. in Public Policy, both from DePaul University, she held positions at the Midwest Energy Efficiency Alliance and CNT Energy.

Robyn is now working to manage various energy and water efficiency programs including NOLA Wise, Water Wise, Community Outreach, and Schools Outreach. She is the mother of one beautiful baby girl, a big lovable pitbull, and a rescue kitty. She is very passionate about the greening and sustainability of New Orleans and beyond for her family, friends, and community.

Michelle Pyne - Green Building Program Associate

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Michelle Pyne is responsible for the operations of Global Green USA's LEED platinum model home in the Holy Cross neighborhood of the Lower 9th Ward. She is also playing an integral role in the construction and LEED documentation of the Community Development & Climate Action Center in Holy Cross.

Michelle earned a B.S. in Interior Design with a minor in Environmental Policy and Planning from Virginia Tech in 2009. After graduating, the Pennsylvania native served two terms of service with AmeriCorps National Civilian Community Corps in the Southern Region. In her time with AmeriCorps NCCC, Michelle restored oyster reefs in Georgia, worked with Habitat for Humanity of the Mississippi Gulf Coast and Greater Birmingham, and provided disaster relief services in Mississippi after the 2011 tornadoes.

Jeff Supak - Louisiana Wetlands Program Coordinator

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Jeff Supak is the program coordinator of the Louisiana Wetland Action Program. Since 80% of Louisiana's wetlands are privately owned, Jeff's role is to connect wetland owners to restoration opportunities offered by federal and state government and philanthropic organizations and to sign up wetland owners interested in launching a carbon offset pilot project.

Jeff comes from a family of rice farmers in Texas and developed his interest in the environment from living off the land and spending quality time fishing in the bays with his family. His passions include environmental justice, environmental education, and the coastal environment. In his free time, he enjoys running, swimming, fishing, gardening, cooking, and playing dominoes.

Monica Rowand - Community Outreach Coordinator, NOLA Wise

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Monica Rowand is the community outreach coordinator for the NOLA Wise program. The Glendora, California, native graduated from UCLA in 2011 with a Bachelors degree in Geography/Environmental Studies and minors in Environmental Systems and Societies and Middle Eastern and North African Studies. She lived in Denver, Colorado before moving to New Orleans for an Americorps VISTA term with Global Green USA. She is happy to be able to work to protect the environment while living in her favorite city.


Monica's passions are green sports, sustainability, and environmental education. In the fall of 2013, she will begin the Masters program at the University of Michigan's School of Natural Resources and Environment, where she will study Behaviour, Education, and Communication while working towards improving the environmental and educational capacity of athletics organizations and their stadiums.

Policy & Legislative Affairs

Gina Goodhill

Gina Goodhill Rosen - Senior Policy & Legislative Associate

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Gina's responsibilities include supporting the development and implementation of policy and legislative initiatives related to green buildings, energy efficiency and climate change.
Prior to joining Global Green USA staff, Gina spent three years as an environmental advocate and organizer for Environment California working on ocean and land preservation. She worked on issues such as oil drilling, plastic pollution, national park preservation, marine protected areas. and hardrock mining. She has been quoted in various news publications, including the Los Angeles Times, NPR, MSNBC, the Sacramento Bee, the San Diego Union Tribune, and the San Jose Mercury News. She has also worked on several political campaigns, such as the 2008 Presidential election, for which she directed offices throughout Nevada for the Progressive Future organization. Gina graduated magna cum laude from USC with a B.A. in Political Science and a minor in Environmental Studies. Read our Global Green Room Interview with Gina.

Coalition for Resource Recovery

Laura “Lily” Kelly

Laura “Lily” Kelly - Interim Program Director, New York Office and Coalition for Resource Recovery

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Lily Kelly became Interim Director for the Coalition for Resource Recovery (CoRR) in September 2012, after serving as a program associate. Prior to joining Global Green USA, she contributed to various environmental and social stewardship projects with both for- and non-profit agencies, including the Environmental Law and Justice Project, the Majora Carter Group, Environmental Defense Fund, Natural Resources Defense Council, and The Earth Institute. 

Originally hailing from north Florida, Lily earned a dual BA in Economics and Environmental Studies at the University of California, Santa Cruz, where she also spearheaded the campus’ first comprehensive Sustainability Assessment.  In 2009 she moved to New York City to study Environmental Science and Policy at Columbia University, and graduated in 2010 with an MPA from the School of International and Public Affairs. Read our Global Green Room Staff Interview with Lily.

Matt de la Houssaye

Matt de la Houssaye - Program Associate, Coalition for Resource Recovery

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Matt de la Houssaye serves as a program associate for Global Green USA's New York Office & Coalition for Resource Recovery. In this role, Matt's responsibilities include managing the food waste recovery initiative. Prior to joining Global Green, Matt worked as a project developer and manager to implement recycling projects for large corporations and conduct New York State Energy Research and Development Authority (NYSERDA) funded feasibility studies for biomass, composting, and solar technologies. Matt began his career at the Conservancy of Southwest Florida, where he coordinated representatives from local government, the public, and the tourism industry in advocating municipal and regional policy. He holds a Master of Science in Environmental Management and Policy from the International Institute for Industrial Environmental Economics (IIIEE) at Lund University, Sweden, and a dual B.A. in Economics and Environmental Studies from Emory University. Read our Global Green Room Staff Interview with Matt.

Communications and Partnerships 


Tina Vennegaard, Associate Director

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Tina brings more than 15 years' experience in communications, PR and project management to Global Green USA. Her role centers on aligning our mission to help the people, places and planet in need with the corporate social responsibility (CSR) efforts of those corporations whose practices lead us towards a green and sustainable future -- and then to communicate those collaborations and successes as effectively as possible to key audiences and stakeholders.

Previously, Tina was vice president of external affairs at the Skirball Cultural Center and executive vice president at Golin Harris in Los Angeles, managing multi-million dollar marketing communications campaigns. Before relocating to L.A. in the mid-nineties, Tina began her career in Washington DC and Philadelphia, having graduated from the Annenberg School for Communications at the University of Pennsylvania. A native of Copenhagen, Denmark, Tina remains very active in social, civic and political events.


Karl Knief

Karl Knief - Database Administrator

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As Database Administrator, Karl is responsible for maintaining the integrity of the records of Global Green USA’s supporters. Beyond importing and exporting thousands of bits of data, he helps us to sharpen our capacity to be responsible stewards of these vital relationships by tracking constituents' unique interests and contributions. Karl honed his skills with increasing complexity at the Los Angeles Times, the Colburn School, and the Alliance For Children’s Rights.


Linda Wilson

Linda Wilson - Accounting Manager

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Linda Wilson joined Global Green Accounting Team in 2010 and works closely with the COO and the Program Directors as Accounting Manager. Linda was born in New Orleans but now calls Los Angeles home. She has a B.S. in Accounting from Woodbury University and brings with her years of knowledge from a variety of industries, including entertainment, construction, small business, and tax service. Linda is especially proud to be a new grandmother.
Sara Bristol

Sara Bristol - Accounting Assistant

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Sara Bristol assists the Accounting Manager with payroll, bookkeeping, and human resources. She holds a Bachelor of Science with majors in Psychology and Anthropology from Eastern Michigan University. Prior to Global Green, Sara worked as a Licensed Massage Therapist, Esthetician, and yoga teacher for seven years at a country club in Arizona. She assisted the director in organizing and opening the spa and became the Assistant Spa Manager. This experience led Sara to continue her studies in business online at Davenport University in Michigan.

She will graduate with her MBA in summer of 2014 with concentrations in forensic accounting and the CPA certification. Sara is delighted to become part of a team that is so environmentally conscious. In her spare time, she enjoys lounging on the beach and doing yoga.
Sharon Williams

Sharon Williams - Receptionist

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Sharon joined Global Green in 1999 as the office receptionist and takes pride in assisting the staff members in making sure administrative needs are met and that everything runs smoothly in the office. The Los Angeles native worked previously in film production and for the LAUSD school board. She has always been environmentally conscious and feels blessed to live in the beautiful city of Los Angeles, where she doesn't have to travel far to dip her toes in the sand. During her time off, she especially enjoys spending time with her family and grandchildren.

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