Our Care of the child should be governed not by our desire to make him learn things, but by the endeavor always to keep burning in him that light which is called intelligence

Dr. Maria Montessori

Annabeth Jensen

Curriculum Coordinator and Lower Elementary Teacher
With over 25 years of experience in a variety of school and geographic settings (including California, Oregon, and Maryland) Annabeth brings a wealth of experience and expertise as a teacher, as a teacher of teachers, and as a consultant and administrator. A certified Montessori trainer, she holds a BA in Psychology from Reed College and a Masters in Education from Loyola College in Maryland. In her free time, Annabeth enjoys the outdoors and learning Spanish with her husband Scott.

Efraín Avilés

Assistant Teacher · Lower Elementary
Costa Rica
Mr. Efraín was born in Nicoya and has lived in Nosara for years. He earned his school diploma from the Bocas de Nosara High School and has a degree by the Institute of National Learning (INA) in Tourism and Services. Before joining DMA, Mr. Efraín worked at Blue Spirit Retreat Center for two years. He loves children and believes that working at Del Mar has been one of his greatest experiences. He is currently studying Educational Sciences in the Universidad Católica de Costa Rica and is pursuing his Montessori Certification with the Centro de Entrenamiento Montessori en Monterrey (México). Efraín loves all the nature that surrounds him and in his free time, he likes to take a walk on the beach or take a ride on his motorcycle.

Michelle Castro

Assistant Teacher · Lower Elementary
Costa Rica
Ms. Michelle is originally from San José but has lived in Nosara for the past 10 years. At present, she is studying early childhood education at the Universal Estatal a Distancia (UNED) campus Nicoya. A passionate learner, Michelle loves to discover new things that she can then teach to her students. During her free time, she enjoys going to the beach, playing with her pets, and listening to music.

Carrie Henrichs

Lead Teacher · Lower Elementary
Carrie was born and raised in England. At 18 years old she took a gap year and traveled to Israel, where she taught for the first time in a small kibbutznik school, and then to India where she taught English to the Dalai Lama’s Monks in Dharamsala. After completing a Masters Degree in Ancient History at Edinburgh University she continued her love of travel and adventure and moved to Japan to teach English at an international school. It was in Nishinomiya where she met her husband Jeremy with whom she has two children, Huxley and Aria. After years of traveling, they moved to Boulder, Colorado, where Carrie earned her teaching license and Montessori certification. Before joining Del Mar Academy, Carrie worked for six years at Denison’s Montessori School, Colorado’s first public Montessori School. Carrie not only brings years of teaching experience but also her passion for drama and theatrical improvisation.

Matilde Jirón

Teacher Assistant · Lower Elementary
Costa Rica
Ms. Matilde has lived all of her life in Nosara. She earned her high school diploma from Colegio Bocas de Nosara, and now is studying Special Education at the Universidad Estatal a Distancia (UNED) at Nicoya. Matilde is a natural and joyful educator who deeply enjoys every minute with her students. You can contact Ms. Matilde at matildejiron@delmaracademy.com Ms. Matilde has lived all of her life in Nosara. She earned her high school diploma from Colegio Bocas de Nosara, and now is studying Special Education at the Universidad Estatal a Distancia (UNED) at Nicoya. Matilde is a natural and joyful educator who deeply enjoys every minute with her students.

Alejandra Lahsen

Lead Teacher · Casa
Chile & New Zeland
At a very young age, Alejandra realized that she wanted to travel the world and become a teacher. After completing her Early Childhood Education Degree at Andres Bello University in Santiago, Chile, Alejandra moved to New Zeland to learn English. Soon after, she fell in love with the people and the culture of the country and stayed for 17 years. During that time, Alejandra met her husband Gonzalo, an adventurous Argentinian chef with whom she has two "kiwi" daughters. Alejandra holds a Montessori certification and has worked as a Lead teacher in a variety of schools. A passionate teacher, Alejandra strives to identify each children's potential and provide them with learning opportunities and experiences that will prepare them for their next stages in life. As a lifelong learner, Alejandra is always seeking new alternatives to improve her craft and continue impacting our younger ones.

Ana María Mayorga

Assistant Teacher · Casa
Costa Rica
Ms. Ana Maria was born and raised in Nosara. After graduating from Colegio Bocas de Nosara and obtaining a degree in Tourism and Services at the Institute of National Learning (INA), she began working with children. She has always been heavily involved in her church, including leadership roles and humanitarian missions to other countries. Currently, Ms. Ana Maria is working towards obtaining her teaching degree at the Universidad Estatal a Distancia (UNED) and is about to complete her training with the Centro de Entrenamiento Montessori de Monterrey (Mexico).

Mariela (Mima) Montero

Lead Teacher · Toddler
Costa Rica
Proudly born and raised in Costa Rica, Mima is an energetic teacher who enjoys all things outdoors. From trekking to climbing, to bird and wildlife watching, she strives to share her passion for nature with her young students. Mima holds a degree in Early Childhood Education by the University of Costa Rica (UCR) and an extension y special education in the early years by Fidelitas University. Mima has been a Del Mar Member twice. In 2016 and 2017, as a maternity leave substitute, she taught Spanish Language Arts to grades 4 and 5, and Theater to all grades. Prior to rejoining Del Mar, Mima was the toddler teacher at the Anglo American School and the Saint Gregory School in San Jose. She has also been a “personal teacher” and early stimulation trainer for children. Mima is also a certified yoga instructor for children (India and Costa Rica) and possesses studies in Dramatic Arts, also by the UCR.

Carolina Sánchez

Lead Teacher · Casa
Costa Rica
Carolina was born and raised in San Jose, Costa Rica. She holds an Early Education teaching degree from Universidad Latina de Costa Rica and a Montessori certification from the Panamerican Montessori Society. With over ten years of experience, Carolina has worked with children of all ages between four months and six years old and has also taught students with special educational needs. As an early childhood educator, Carolina enjoys witnessing how her students develop their own skills and feels inspired by the lessons they teach her every day. Carolina has a ten year old daughter and moved to Nosara two years ago. She enjoys nature, hiking, cats, drawing and tranquility. .

Ms. Gael Solive

Lead Teacher · Lower Elementary
Gael was born in Brazil while her father was Director at l’Alliance Francaise in São José dos Campos. She moved back to France with her family when she was 5 years old. Spending all summer holidays at her grandparents' country house in Spain, she was given the freedom to explore nature all across her childhood. Freshly graduated from film school in Paris she worked as a casting director and journalist on TV shows such as The Price Is Right, Dinner Takes All and France’s Got Talent. During this period, she also volunteered for an association in Paris helping children in need through theater performances. It' s while visiting her husband's family in Sweden that Gael discovered a passion for an extraordinary education system her nephews were attending at school – Montessori. Soon after, she took a career turn and worked towards the obtention of her Montessori AMI 6-12 teaching training, led by Carla Foster and Kyla Morenz in Montpellier, France. Before coming to Del Mar, she headed an elementary class of 36 students at L’Ecole Montessori de Lyon. Gael is a nature and animal lover.

Fernanda Venegas

Assistant Teacher · Toddler
Fernanda is native from Guanacaste and has been living in Nosara for 3 years. Fernanda is an experienced toddler assistant teacher and is currently completing her education degree at the Universidad Estatal a Distancia (UNED). When she is not working or studying, Fernanda enjoys dancing and sharing with friends.

Inspired by our team?

If after meeting our talented and committed team of educators you feel inspired to join our school, please visit our Teach section to learn about current opportunities and the application process.