Our staff consists of caring, nurturing individuals who have a genuine interest and love of young children. The teaching staff is trained in Early Childhood Education with vast experience, participating in continuing programs of professional development including advanced college coursework, conferences, workshops, and other training. Our teachers exceed the requirements set forth by the State of California for preschool teachers. Regular bi-weekly staff meetings ensure that our school-wide goals for the children remain clear and viable. The staff is trained in pediatric First Aid and CPR and is required to maintain current certification.
Co-Directors / Lead Teachers
Karen Vahala (Sunroom) has evolved through many roles at Oneonta from parent and Participation Chair to Teacher and Co-Director. After having been on the parent board for four years during her own daughter and son’s attendance from 1999 to 2004, Karen found her calling and joined Oneonta Cooperative as the 3-year-old teacher in 2006. Karen holds both her Early Childhood Education Site Supervisor and Teacher permits however her educational foundation began in the arts with a B.A. in Studio Art from Scripps College in 1985 and a Certificate Degree in Textile and Surface Design from FIDM in 1988. Currently teaching the 3 and 4-year-old Sunroom class she explains creativity as “imagination in action” and enjoys offering a rich and varied experience cultivating growth in the creative, musical and language arts, as well as early math and sciences. From her own childhood characterized by considerable outdoor independent play with her two sisters and neighborhood friends, she hopes to instill a love of nature and model a collaborative and respectful spirit. Outside of Oneonta, Karen spends her time gardening, painting, baking and caring for two feline family members and two hens, one of which was hatched at Oneonta in 2016.
Debbie Johnson (Treehouse) teaches the 4-year-old classroom and Co-directs the Oneonta faculty and board. She has worked in early childhood development for over twenty-five years, twenty-three of those years have been in the Cooperative Nursery School setting. She was the Director / Teacher at both Arcadia Parent Participation Nursery School for six years and at Hastings Ranch Nursery School where she worked for 10 1/2 years. Debbie has served on both the California Council of Parent Participation Nursery Schools and the San Gabriel Council of Parent Participation Nursery Schools boards for over twenty years. Debbie enjoys attending early childhood development workshops and conferences throughout the school year. Outside of teaching, Debbie enjoys spending time with her family, reading, and camping.
Dawn Cansler (Greenhouse) teaches the 2-to-3-year olds. She has been with Oneonta since 2015 and worked in Cooperative Nursery Schools for two decades. Dawn has an Associates Degree in Social and Behavioral Science with a B.A. in Liberal Studies and English. In 2012 Dawn earned a Director/Teacher Award through the California Council of Parent Participation Nursery Schools (CCPPNS). Ms. Dawn is also the mother of three and has spent the past 15 years being an advocate for her youngest son and is very passionate about “inclusion” in the preschool years. She has helped many families navigate the assessment and IEP (Individualized Education Program) process while supporting early intervention, believing that each child is an individual who brings their own unique needs to the classroom environment.
Andy Dengrove (Sunroom) received her B.A. in Human and Family Development (with an emphasis in Child Behaviors), and a minor in Human Psychology from Arizona State University in 2016. Her hands on experience began in 2011 while working as a private nanny. She has also worked as a 1 on 1, in-home behavioral therapist and lead daycare teacher at Oneonta Congregational Church before joining the Oneonta Cooperative team in 2015. Andy is currently working towards her masters in Early Childhood Education along with her multi-subject teaching credential from Pacific Oaks College in Pasadena. She is also in the process of earning her Kids Yoga Teaching Certification.
Sarah Cansler (Greenhouse) teaches the 2-3-year-old classroom. Sarah has worked in the field of early childhood education for five years. She attended Sierra Madre Cooperative Nursery School as a child and has grown up around Co-Ops her whole life. Following in the footsteps of her mother, she began working as an aide at a co-op when she was 18 and her educational journey in Early Childhood Education. She explains the transition between 2 and 3 as a big leap moving from baby to toddler and gets the most joy, witnessing and guiding them through these changes so that each child feels safe to take risks, make mistakes, ask questions and grow.
Coralee McPherson (Treehouse) first began working in the field of Child Development in 2008 as an aide at Grace Church in Glendora. In Glendora she also taught Sunday School and led a summer youth program at St. Dorothy’s Church. Working towards her B.A in Early Childhood Studies at Cal. Poly Pomona, Coralee joined Oneonta in the Spring of 2015. Coralee is also an active advocate for children with special needs inspired by her personal hero and niece Kennedy Michele, who was gifted with Down Syndrome. Family plays a huge part in Coralee’s life, as she loves being an aunt to her six nieces and nephews. When she isn’t involved with work, school or family Coralee enjoys reading, cooking, and exploring Southern California.
Andrea Jarolim (Greenhouse) discovered her love and passion for early childhood education when she began volunteering as a physical activity instructor (for children ages 3 to 8), at her community South Pasadena/San Marino YMCA, and as her son’s soccer coach with AYSO (American Youth Soccer Organization). Having already earned a B.S. in Public Relations from Cal. Poly. Pomona, Andrea was inspired to obtain her Master Teacher Child Development Permit from Pasadena Community College in 2014 and joined Oneonta Cooperative that same year.
Andrea’s priority is to support students emotionally, encourage self-expression and model words to help set boundaries. She strives to inspire students to dance, sing, paint and create and finds enjoyment in teaching letters, numbers and Spanish through art and music. One day she hopes to play her guitar well enough to lead a sing-along.