Our passionate, highly trained staff are committed to helping our students thrive as gymnasts and individuals. It is our mission to create an environment where all children can play and grow.

Karissa Johnson, Founder & Owner 

Photo Credit: Jacqueline Hidalgo

Photo Credit: Jacqueline Hidalgo

Karissa is the proud founder of Spectra Gymnastics. She has been teaching in the gymnastics industry for the past 15 years in a variety of roles throughout her career. She holds a B.S. in Psychology and has worked as an ABA Therapist since 2008. With her blended background of gymnastics and behavioral therapy, she has created specialized programs at Spectra to teach a variety of social, emotional and communication skills through the movement of gymnastics. She has an undying passion for creating inclusive environments for all abilities and diverse learners. “It is such an honor and privilege to work with our community of learners at Spectra. I believe in using a variety of approaches and strategies to guide our students into reaching their fullest potential”.  

Karissa gives presentations on her programs and experience through USA Gymnastics' Regional and National Congresses each year.

She is currently developing online coursework that will be the building blocks to creating inclusive gymnastics programs worldwide. 



Ellie Wirth, Instructor

Ellie is currently an optional level 9 gymnast at Oregon Metropolitan Elite Gymnastics Academy, also known as Omega. She has competed in gymnastics in the U.S. Junior Olympic program since she was six years old and holds many state titles. Gymnastics is her passion and favorite sport, and she loves every minute she spends in the gym. Ellie volunteered weekly at Spectra from 2015 through 2017 and is now a proud member of the Spectra teaching team! She enjoys coaching other athletes who are also diagnosed with ASD (and related disorders) and she loves every minute of teaching others.

Kendra Weisner, Instructor

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Kendra has been working with children for almost 15 years and has a background in ABA and Early Childhood Education. Her teaching style incorporates a fun approach to skill building, by using a little bit of humor and a lot of imagination. Her experience as a mother has developed her appreciation for the strength it takes parents to raise children with special needs, and she is honored to be a source of support for these amazing families. Kendra is a firm believer that world would be a far better place if we all worked a little less and played a lot more!


Matt Springer, Instructor


Matthew and his wife Melissa moved to Oregon from Washington, D.C. two years ago to explore the beauty of the Pacific Northwest. Matthew got his B.A. in Elementary Education from American University. While studying at American he found a calling to serve the needs of individuals diagnosed with ASD. After graduating, Matthew worked as a play therapy facilitator for pre-school aged children. Matthew also worked for a large community-based organization serving the needs of individuals diagnosed on the ASD as a job coach. In his downtime, Matthew is an avid whitewater kayaker (he’s also an ACA instructor) and studies and teaches yoga. Matthew’s teaching style is non-conventional and playful. He looks forward to meeting and working with the Spectra Gymnastics community!


Robin Freeman, Instructor


Robin Graduated from the University of Oregon in 2016 with a B.S. in Communication Disorders and Sciences. She has a specialized skill set in teaching speech sounds, literacy skills and phonetic development and has a background in Early Childhood Education. Robin has taught in specialized inside the classroom and has also worked on private Learning Adventures for phonics, music and developmental creative play. With 5 years of gym experience she can help to achieve an enriched fun educational environment. Robin is goal driven and has a passion in helping others reach their milestone goals. She loves the great outdoors and hiking in the great Pacific Northwest. She is ready to help your child thrive!


Jen Romrell, Instructor

Jen has had a life-long interest in helping those with special needs reach their potential. Jen's expertise and passion comes from helping raise her special needs siblings and her work as a special needs aide. Her time working with a variety of children individually has given her greater understanding and experience with a wide variety of needs.  With this, she has also worked as an art teacher, volunteer kids camp lead director, girls camp leader, and as a mentor in a youth group for girls. Jen is also an artist and loves oil painting. She is just finishing up her degree in art education from Brigham Young University in Idaho. She also loves to do watersports and go boating with her family.

Darlene Macatangay, Instructor

Darlene is in the midst of obtaining her Doctor of Physical Therapy degree at Pacific University. After working with high school athletes and individuals with neurological injuries, she found that nothing is more rewarding than helping someone find the power to overcome their personal challenges. A few other things she enjoys doing are exploring the outdoors, dancing, and rock climbing. In November 2018, she volunteered at Spectra's Thanksgiving Day Camp and was immediately drawn to its uplifting atmosphere and positive community. She is excited to continue fostering this culture with everyone at Spectra!

Lauren Peterson, Birthday Instructor

Lauren is currently a varsity cheerleader at Wilson high school. She has been a competitive cheerleader for 3 years, and is going on her senior year. In her free time, Lauren is running for student of the year, where she fundraisers for the Leukemia and Lymphoma Society. She also finds herself coaching the younger teams in the cheer program, which is where she found her affinity for teaching young kids. She loves meeting all of our families and kids at open gyms, birthday parties and helping kiddos find the fun in everything they do!