Staff & Board
Blanca photo 300 x 200

Blanca Lozano

YOUTH4CLIMATE INTERN

Danielle 600 x 400

Danielle Wilkerson

JUSTICE AND EQUITY COORDINATOR

Jaidacyn 600 x 400

Jaidacyn Madrigal

MARKETING AND FUNDRAISING COORDINATOR

Lexi 600x400

Lexi Rueff

YOUTH4CLIMATE VOLUNTEER COORDINATOR

MD2-2015-3-300x200

Masada Disenhouse

EXECUTIVE DIRECTOR

Megan 600 x 400

Megan Phelps

YOUTH4CLIMATE COORDINATOR

Paloma 600 x 400

Paloma Cuautenango

VOLUNTEER COORDINATOR

Peter hor sm

Peter Sloan

CAMPAIGN COORDINATOR

Pronouns: She/Her
Hometown: Chula Vista

Blanca Lozano

Youth4Climate Intern

Pronouns: She/Her
Hometown: Chula Vista

Blanca onboards and mentors youth climate leaders and develops Youth4Climate programming. Community advocacy and climate optimism are at the center of her work. Blanca is a first-generation graduate from the University of California, San Diego where she received a BA in Sociology with a concentration in Law and Society and a Climate Change Studies minor. Prior to SD350, Blanca was a core social justice activist at her community college. She later transferred to UCSD and intersected her passions of social and environmental justice in her involvement with Green New Deal at UCSD, where she did administrative work and was a Co-Lead of its Coalition-Building campaign.

Danielle 600 x 400

Pronouns:She/Her
Hometown: Santee

Danielle Wilkerson

Justice and Equity Coordinator

Pronouns: She/Her
Hometown: San Diego

Danielle advocates for marginalized communities experiencing environmental injustices with the SD350 team. She graduated from UCLA with a B.A. in International Development Studies, where she learned about the unequal impacts of global capitalism on exploited nations. This, along with witnessing racist police brutality, inspired her to co-founded a grassroots organization, East County BIPOC, in 2020. ECBIPOC is dedicated to intersectional activism through political advocacy, direct actions/protests, education, mutual aid and resource redistribution. She values getting involved on a local level by attending and hosting clean ups and tree planting events. She is excited to connect her love for the planet with her constant pursuit for equity, and continue this impactful work with SD350. 

Jaidacyn 600 x 400

Pronouns: She/Her
Hometown: Everett, WA

Jaidacyn Madrigal

Marketing and Fundraising Coordinator

Email Jaidacyn

Pronouns: She/Her
Hometown: Everett, WA

Jaidacyn is passionate about building community and engaging supporters. She graduated from UC Sacramento with a degree in Hospitality & Tourism Management, and a minor in Environmental Studies. Prior to working with SanDiego350, Jaidacyn raised funds, planned events, and designed marketing content as the Development Coordinator for an environmental nonprofit in Seattle, Washington. She cares deeply about environmental education. She gives presentations to high school classes, creates informative videos on social media, and reads the environmental children’s book she wrote to young students.

Lexi 600x400

Pronouns: She/Her
Hometown: Louisville, KY

Lexi Rueff

Youth4Climate Volunteer Coordinator

Email Lexi

Pronouns: She/Her
Hometown: Louisville, KY

Lexi works to understand the interests and skills of Y4C volunteers and get them engaged in the work. Lexi has been an enthusiastic part of Youth4Climate since 2020. Lexi graduated from Indiana University in 2017, where she majored in Spanish and Comparative Literature. She’s currently in a Sustainability Leadership masters program at Claremont Lincoln University. Lexi is passionate about the ocean and plastic pollution and is proud to be part of the youth-led climate movement!

Pronouns: She/Her
Hometown: New York City

Masada Disenhouse

Executive Director

Email Masada | 619-335-1265

Pronouns: She/Her
Hometown: New York City

Masada co-founded SanDiego350 in 2011. Masada is passionate about empowering people to organize, advocate, and build bold, intersectional grassroots campaigns and political power. Prior to SanDiego350, Masada worked for 350.org where she managed staff and programs to support the growth and development of the over 150 local 350 affiliates in 350’s U.S. network.

Megan 600 x 400

Pronouns: She/Her
Hometown: San Diego

Megan Phelps

Youth4Climate Coordinator

Email Megan

Pronouns: She/Her
Hometown: San Diego

Megan develops and leads SD350’s Youth4Climate Program for youth climate leaders. In spring of 2021, she graduated with high honors as a Regents Scholar from UC Davis with a B.S. in Environmental Science and Management. At UC Davis, she founded and led a climate action club, and she continues to pressure the administration to end its reliance on fossil fuels for energy. Megan also works at the Climate Psychology and Action Lab at UC San Diego, where she researches how to inspire collective action for climate justice.

Paloma 600 x 400

Pronouns: She/Her
Hometown: Barrio Logan

Paloma Cuautenango

Volunteer Coordinator

Email Paloma

Pronouns: She/Her
Hometown: Barrio Logan

Paloma is passionate about supporting volunteer efforts and developing our current and future leaders. Before working with SanDiego350, Paloma delivered DEI training for adults and youth community organizers, and worked on public policy and health efforts in San Diego and Santa Cruz. She received her Bachelors of Arts in Community Studies and Fine Arts at the University of California, Santa Cruz.

Peter hor sm

Pronouns: He/Him/His
Hometown: Birmingham, AL

Peter Sloan

Campaign Coordinator

Pronouns: He/Him/His
Hometown: Birmingham, AL

Peter supports volunteer teams and campaigns across the organization and serves as a liaison to coalition partners. Peter brings several years’ experience organizing for climate justice. Prior to joining SD350, Peter helped organize the UC Green New Deal coalition. Before moving to San Diego, Peter was a field organizer working on endangered species protection, land use, border militarization, and coalition-building with immigration and civil liberties groups in Southern New Mexico. Peter is dedicated to empowering others and is excited to keep building the movement for climate justice here in San Diego, in this decade of the Green New Deal. 

Bill 450 x 300

Bill Wellhouse

BOARD TREASURER

Jim Miller 600 x 400

Jim Miller

BOARD MEMBER

Joshua 600 x 400

Joshua Piedra

BOARD MEMBER

joyce new 600 x 400

Joyce Lane

BOARD PRESIDENT

Keala 600 x 400

Keala Minna-Choe

BOARD MEMBER

Max 600 x 400

Max Lebovitz

BOARD MEMBER

Paul 600 x 400

Paul Vachal

SECRETARY

Rebecca 600 x 400

Rebecca Rojas

BOARD MEMBER

Sonja 600 x 400

Sonja Robinson

BOARD MEMBER

Toshi 600 x 400

Toshi Ishihara

BOARD MEMBER

Masada Disenhouse

EXECUTIVE DIRECTOR - EX OFFICIO BOARD MEMBER

Bill 450 x 300

Pronouns: He/Him
Hometown:  

Bill Wellhouse

Board Treasurer

Pronouns: He/Him
Hometown: 

Bill joined the Board in 2019 after serving on SanDiego350’s Steering Committee and doing a lot of the work to keep the organization running smoothly, including budget, insurance, our policy manual, and supporting our teams. Before he retired, Bill directed two charter schools and gained a great deal of experience with non-profit issues.

Jim Miller 600 x 400

Pronouns: He/Him
Hometown: San Diego

Jim Miller

Board Member

Pronouns: He/Him
Hometown: San Diego

Jim joined the Board in 2019. He is a native San Diegan and holds an MFA in fiction from SDSU and a Ph.D. in American Culture Studies from Bowling Green State University. Miller is the co-author of the local history Under the Perfect Sun: The San Diego Tourists Never See as well as the author of the novels Drift, Flash,  Last Days in Ocean Beach, and other works.  He teaches at San Diego City College and is a Vice President of the American Federation of Teachers, Local 1931 and Chair of the SD Labor, Environmental, and Community Coalition.

Joshua 600 x 400

Pronouns: He/Him
Hometown: City Heights, San Diego

Joshua Piedra

Board Member

Pronouns: He/Him
Hometown: City Heights, San Diego

Joshua joined the Board in 2021. From a young age, growing up in an immigrant working-class family, Joshua learned the importance of community. His lived experiences have shaped his values of empathy, compassion, and justice. Personally, he is committed to empowering his community as a grassroots organizer and advocate for public policy that centers on social and racial equity. Professionally, he was recently hired as a political organizer supporting working families throughout San Diego and Imperial Counties.

joyce new 600 x 400

Pronouns: She/her
Hometown: San Diego

Joyce Lane

Board President

Pronouns: She/Her
Hometown: San Diego

Joyce joined the Board in 2018. She served as a team leader on the Public Policy Team for more than four years. She has been a member of several other non-profit boards in San Diego and is passionate in her concern for the planet and doing what she can to make the world a better place.

Keala 600 x 400

Pronouns:She/Her
Hometown: San Diego

Keala Minna-Choe

Board Member

Pronouns: She/Her
Hometown: San Diego

Keala joined the board in 2022. As a youth, she believes that helping fight our current climate crisis is the best way to help preserve her future. Keala is active in SanDiego350’s Youth4Climate program and helps to lead the Youth v. Oil team, which is working to phase out fossil fuels and advocate for a just transition to renewable energy.  Keala is currently a high school student at Canyon Crest Academy. 

Max 600 x 400

Pronouns: He/Him
Hometown: Los Angeles

Max Lebovitz

Board Member

Pronouns: He/Him
Hometown: Los Angeles

Max joined the board in 2021 after serving as the Monthly Meeting Coordinator since joining SanDiego350 in 2018. His focus is on helping bring awareness to important climate-related issues through education, outreach, and event organization. For his professional career, Max runs marketing for a local sports technology company.

Paul 600 x 400

Pronouns: He/Him
Hometown: 

Paul Vachal

Board Secretary

Pronouns: He/Him
Hometown: 

Paul joined the Board in 2020. He started volunteering with SD350 in 2017 because as Thich Nhat Hanh said, “We don’t have to sink into despair about global warming, we can act.” Paul is a co-lead of the Action! Team and a member of the Raise the Alarm Team. Before he retired, Paul worked in the software industry.

Rebecca 600 x 400

Pronouns: She/Her
Hometown: Los Angeles

Rebecca Rojas

Board Member

Pronouns: She/Her
Hometown: Los Angeles

Rebecca joined the Board in 2019. She started volunteering with SD350 in 2012 because she wanted to be part of building a social movement that would fight for climate justice. By day she works as an attorney advocating for the rights of seamen injured onboard vessels and victims who have been seriously injured in accidents.

Sonja 600 x 400

Pronouns: She/Her
Hometown: 

Sonja Robinson

Board Member

Pronouns: She/Her
Hometown: 

Sonja joined the Board in 2021. She has worked with San Diego 350 for several years to support our environment and communities. She’s been recognized by her community, CAC, and legislators for her climate advocacy work. Becoming the first chair of the Environmental Climate Justice Committee NAACP San Diego, she helped protect net-energy-metering at FERC. Sonja has an internet radio show, S.U.N (Sustainable Urban Network) addressing environmental justice.

Toshi 600 x 400

Pronouns: He/Him
Hometown:  Isesaki, Japan

Toshi Ishihara

Board Member

Pronouns: He/Him
Hometown: Isesaki, Japan

Toshi joined the Board in 2019. Since 2018, he has been volunteering for transportation and climate justice as a member of the Public Policy Team. Before he retired, he held multiple managerial positions responsible for technology and organizational development.

Pronouns: She/Her
Hometown: New York City

Masada Disenhouse

Executive Director – Ex Officio Board Member

Pronouns: She/Her
Hometown: New York City

Masada is a founding member of SanDiego350. She has organized San Diego’s largest climate mobilizations and is passionate about empowering people to organize, advocate, campaign and build grassroots political power together. Prior to SanDiego350, Masada worked for 350.org where she managed staff and programs to support the growth and development of the over 150 local 350 affiliates in 350’s U.S. network.