Jen Nation
Executive Director
Jen grew up in Iowa where one of her favorite activities was planting and harvesting an annual garden with her family. Jen graduated from the University of Northern Iowa with a bachelor’s degree in non-profit administration and Arizona State University with a master’s degree in Nonprofit Leadership. She has spent the past 20 years working for non-profits in a variety of roles, most recently with Girl Scouts San Diego. Jen values the importance of building an active, healthy and engaged community and hopes to create long-lasting relationships with not only the National City community, but with anyone who wishes to be a part of Olivewood Gardens. In her free time, Jen enjoys traveling, any and all outdoor activities, exploring farmers markets and the local food scene.
Claire Groebner
Associate Director
Birdy Rivera Almansa
Garden and Nutrition Education Specialist
Birdy was born and raised in beautiful Puerto Rico where she spent her childhood visiting waterfalls while snacking on guavas and passion fruits. When she moved to the states for college, she joined her local school garden and started growing her own fruits and vegetables in her backyard. One of her love languages is cooking for others, something she learned by watching her grandmother feed her entire family during large celebrations. Birdy has been working in outdoor education for several years and is so excited to bring her passion for teaching and working with kids to Olivewood as one of our Garden and Nutrition Education Specialists. In her free time, Birdy enjoys knitting, crocheting, making miniatures, and reading graphic novels.
Jackie Ante
Kitchenista Outreach Coordinator
I am so happy to be able to return to Olivewood as part of the in-house team! I never completely left as it is impossible to leave Olivewood once you have had the opportunity to experience the great work they do for the community. Returning as Kitchenista Outreach Coordinator will give me the opportunity to once again contribute my ‘grain of sand’ to the improvement of our community.
Jeni Barajas
Director of Youth Programs
Jeni is the Director of Youth Programs at Olivewood Gardens. She is a San Diego native who has a B.A. in Public Administration from San Diego State University. Jeni has grown food her whole life- as a child, with her family…as an adult, to provide garden knowledge to her two children, to grow food for her own family, and to grow food to donate to her local food pantry. Jeni’s experiences with food insecurity and abuse as a child drive her passion to create safe spaces for youth to learn and explore, as well as connect people to their food through garden and nutrition education. Jeni has experience managing school gardens, community gardens, as well as the Teaching Gardens at Olivewood Gardens. In her spare time, she enjoys traveling, camping, and leading her daughter’s Girl Scout troop.
Yolanda Bernal
Administrative Coordinator
I am a mother of 3 wonderful humans and I am a passionate being for nature. I enjoy hiking/walking to connect with mother nature. I see my yoga class as my medicine. Love to be recognized as a Kitchenista, 2nd generation. I’ve enjoyed being a volunteer at Olivewood gardens especially in the compost area. I have an AA degree from FIDM for marketing/ merchandising. Worked in the fashion industry for many years.
Ellyse Briand
Events & Culinary Program Manager
Salina Brice
Environmental Education Specialist
Patty Corona
Director of Kitchenista Engagement & Cooking for Salud
Angelica Gastelum
Communications & Marketing Manager
Laura Guerrero
Garden and Nutrition Education Specialist
Morgan Harris
Youth Nutrition Education Coordinator
As a Registered Dietitian (RDN), Morgan is passionate about the intersection of growing food and nourishing communities through food. Originally from Maryland, Morgan earned her B.S. in Foods and Nutrition from San Diego State University before completing her Dietetic Internship. Prior to Olivewood, Morgan spent time working in food service, for a mission-driven food waste cookie company and interning at non-profits in San Diego. Morgan enjoys cooking with youth of all ages in the kitchen – building skills, confidence and adventurous eating habits. Morgan is also an advocate for shaping long-lasting healthy relationships with food through pressure-free exposure, intentional language, and of course, having lots of fun in the kitchen with seasonal produce. In her free time, Morgan likes to go camping, try out local restaurants and spend time with her three pets, Basil, Eevee and Clove.
Sabrina Heimer
School Garden Specialist
Monica Lim
Kitchenista Program Manager
Rocina Lizarraga
Garden Support Specialist
Maya Markillie
School-Based Environmental Education Specialist
Maya is an environmental studies and art graduate with a minor in art history. She has a passion for community engagement, gardening, and environmental stewardship. She most recently worked for AmeriCorps at the Water Resources Education Center in Vancouver, Washington as an environmental education specialist. Maya likes to engage students in creative learning that partners her affection for art and nature. She has community garden and compost management experience and has a passion for outdoor education. In her free time Maya likes to read, make fused glass art, and spend time at the beach.
Carlos Olvera
Content Creator
Carlos is the Content Creator at Olivewood Gardens. Born in San Diego and raised in Tijuana. His love for the outdoors and nature began as a Boy Scout and through traveling Baja with his family. He holds a bachelor’s degree in Marketing Management from CETYS Tijuana and a Media Production certificate from Media Arts. Carlos is known for creating engaging, social-first content that fosters community. In his free time, he enjoys going to the beach and writing short stories.
Paola Orjuela
Accounting Coordinator
Kelsey Pennington
Youth Program Manager
Isaac Ramos
Garden Support Specialist
Joey Reyes
Garden Coordinator for the Tijuana River Valley Community Garden
Joey is the Garden Coordinator for the Tijuana River Valley Community Garden. He has worked in every plant related field he could get his hands in including forestry, invasive species removal, clearing firebreaks, sustainable landscape design and installation, agriculture and market gardening, nursery, indoor plantscapes and more! He went to school for Horticulture at Cuyamaca Community College and has special training in Soil Microbiology and Composting from the Soil Food Web School. In his free time Joey enjoys reading, writing, and long walks on the beach with his dog, Pelón. His favorite tomato is a juicy Paul Robeson, and his favorite fruits are spicezee nectaplums and any cherimoya or cherimoya relation
Jorge Robledo
Maintenance Specialist
Jeremiah Tatola
Environmental Education Specialist
Miah is an Environmental Education Specialist for Olivewood Garden and Learning Center’s School Based Program. He obtained his BA in Anthropology with a concentration in Climate Change and Human Solutions at the University of California, San Diego (UCSD) and brings a wealth of knowledge relating to the natural world and native landscape. Miah also works at the San Diego Natural History Museum as a Special Events Lead. Miah was born and raised in Riverside County and worked for 5 years as a Special Needs Paraeducator for the Lake Elsinore Unified School District before moving to San DIego for university. He is passionate about ecological restoration and conservation and shares this enthusiasm with his students throughout the National City School District. In his free time, Miah enjoys tending to his food garden, planting native plants to help promote ecological health within his urban environment, and educating his friends and neighbors about the importance of the native landscape. He also likes to play Minecraft, crochet, and read horror novels.
Adan Teposte
Garden Support Specialist
Teddy Routsis
Volunteer Coordinator
Leonard Vargas
Director of Gardens & Facilities
Jennifer Walker
Development Manager
Jennifer attended San Diego State University and earned her B.S. in Business Administration with an emphasis in Finance. She holds a Certificate in Nonprofit Management from the University of San Diego, and an Equitable Community Change Certificate from Cornell University. Prior to joining Olivewood Gardens, Jennifer used her business development skills to cultivate valuable and productive relationships with clients, colleagues, and partners alike in the financial services sector.
Jennifer first learned of Olivewood after her niece raved about a school field trip; intrigued she signed up for the Cooking for Salud Program and graduated as a Kitchenista from Generation #3 . The experience left a long-lasting impact on her; she found that being at Olivewood not only nourished her body, but it also fueled her soul. She is proud to be a part of an organization that creates positive ripple effects in our local community. In her free time, she loves spending time with her family, friends, and pets, hosting her book club, trying new recipes, and running.
Alyssa Zurita
Garden Support Specialist - Fruit Tree Focus
Upcoming Events
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Garden Explorers June How Does your Garden Grow?
June 13, 20269:30 am - 11:00 am -
Chefcitos (June 13th, 2026 – 10am)
June 13, 202610:00 am - 11:30 am -
Chefcitos (June 13th, 2026 – 1pm)
June 13, 20261:00 pm - 2:30 pm