Catherine Martineau, Executive Director, has been a leader in the nonprofit urban forestry field for over a decade. She serves on the board of California Releaf, a statewide urban forestry organization. She brings to her role extensive professional experience in both the financial and management consulting sectors. Leading Canopy, she draws on her professional experience as well as her personal interest in community service, education and the environment.

A native of France, Catherine started her career in Paris with the BNP Group and moved to the United States in 1986, joining BNP Venture Capital. In 1991, she and her husband created Martineau & Associates, a management consulting practice specializing in new initiatives. Catherine holds a post-graduate degree (ABD) in economic theory, a master’s degree in mathematical economics, and a bachelor’s degree in international economics from the University of Paris. Catherine became Executive Director in 2004. Send Catherine an email.

Michael Hawkins, Program Director, has loved planting trees since he participated in his first neighborhood tree planting in Oakland at age ten. He joins Canopy most recently from Davey Resource Group where he was a Consulting Utility Forester for PG&E. Prior to that, Michael was a project coordinator at Our City Forest in San José and worked on the Million Trees NYC initiative with the New York Restoration Project.

Michael holds a BA in Literature from the University of California, Santa Cruz, and studied Horticulture at Cabrillo College. He is also an ISA-Certified Arborist. Michael joined Canopy in 2010. Send Michael an email.

maika profile

Maika Horjus, Communications & Development Manager, joined Canopy in fall of 2013. A native of the verdant Pacific Northwest, she brings a love of connecting people with nature and with one another. Prior to Canopy, Maika worked with a community food security non-profit in her hometown of Vancouver, Washington, cultivating volunteer efforts and coordinating a small-scale marketing co-op for urban farmers.

Maika holds a BS in Conservation and Resource Studies from the University of California, Berkeley, where she studied community development and conservation biology. Send Maika an email.

Anwyn Hurxthal, Senior Development Specialist, oversees Canopy’s foundation and corporate grants. Anwyn helps guide strategic development and communications outreach. Prior to joining Canopy in 2007, Anwyn managed signature cause programs for Cone Inc’s Fortune 500 clients in Washington DC. Before that, Anwyn worked with Oxfam America in Boston, developing communications campaigns for national and international initiatives. She has also served as a consultant specializing in nonprofit branding.

Anwyn holds a bachelor’s degree in Anthropology from Boston University, and studied communications design at the Corcoran College of Art and Design. Born and raised in Africa, Anwyn is now a California rancher. She spends her free time running her family ranch with her husband and two children. Send Anwyn an email.

Uriel Hernandez

Uriel Hernandez, Community Forestry Coordinator, started volunteering for Canopy in his home town of East Palo Alto, in May 2014 and joined Canopy as a staff member in May 2015. He holds a bachelor’s degree from Middlebury College where he studied Architecture and History. Studying in rural Vermont he developed a love for the manmade and natural worlds around him and discovered a desire to bridge discord between the two.

Prior to Canopy, Uriel worked at several Bay Area start-up companies where he developed an ability to juggle many roles. He enjoys exploring the diverse ecosystems found throughout the Bay area. Send Uriel an email.

Shannon McDonald

Shannon McDonald, Operations Coordinator, joined Canopy in fall 2015 after returning from seven months of living abroad in the Costa Rican jungle. Prior to Canopy, Shannon worked with various nonprofits in roles such as public policy research, community outreach, and advocacy. 

Shannon holds a Master of Urban & Regional Planning from San Jose State University, where she studied community development. She enjoys spending her free time exploring new places, hiking, and practicing yoga. Send Shannon an email.

Elise Willis

Elise Willis, Community Forestry Coordinator, joined Canopy in fall 2015. She started as a part-time staff member conducting two studies for the City of Palo Alto’s Urban Forest Master Plan, and is excited to begin implementing some of the recommendations to grow the canopy in south Palo Alto. Prior to Canopy, Elise worked for the City of Palo Alto as a contract employee checking building permits for the Urban Forestry division.

Elise holds a BS in Forest Resources and Conservation from the University of Florida, and is an ISA-Certified Arborist. She enjoys hiking and is excited to continue exploring California’s wonderful natural areas. Send Elise an email.

2016 Teen Urban Foresters

Eric Perez

Eric Perez is a Sophomore at Eastside College Preparatory School where is he also a member of the debate team. He joined Canopy’s Teen Urban Foresters in the fall of 2015. He is interested in climate change and the arts. He likes plants in general, and has a special affinity for avocado trees.

“My vision is to see the community unite and thrive emotionally!”

Fernanda Marquez

Fernanda Marquez is a Senior at Eastside College Preparatory School where she is also on the debate team. She joined Canopy’s Teen Urban Foresters in the winter of 2016. Fernanda’s favorite tree is the lemon tree because she had one in her backyard as a child and has fond memories of making lemonade and lemon bars with its fruit. She is looking forward to developing her leadership skills and positively impacting the community as a Teen Urban Forester. She aims to study business in college to fulfill her dream of starting her own make-up line.

“My vision for the community is to create a healthier environment that I can look back on in 10 years, and say that I made a difference to my community, and the next generation.”

Erick Hernandez will be a Junior at Eastside College Preparatory School. He likes to run, and is on the Eastside Cross Country and Track & Field teams. He was inspired to join the Teen Urban Foresters as part of his school’s CARE Project so that he could give back to the community. Erick’s favorite tree is the Maple.

“My vision is for the community to become a better place by planting more trees.”


Kelly Cortes will be a Junior at Eastside College Preparatory School. She enjoys reading fantasy books and drawing. After volunteering with Canopy for a year, she was inspired to join the Teen Urban Foresters as her first job in order to keep working within her community. Her favorite tree is the Chinese Elm.

“My vision is for the community to have more trees.”

Dylan Berumen

Dylan Berumen graduated from Eastside College Preparatory School in the class of 2016 and will be a Freshman at UC Santa Cruz in the fall. Dylan volunteered with Canopy throughout high school and has a passion for helping the environment and encouraging others in the community to get involved as well. Dylan’s favorite tree is the Redwood.

“My vision for the community is to become more active in helping out the environment.”

“Canopy’s staff and volunteers are dedicated, serious and sophisticated about preserving
and expanding
Palo Alto’s canopy.”

~ Alan Weller,
Palo Alto Resident

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