Our Team

Laura Goltz OTR/L is the owner of Timber Ridge Pediatric Therapy, LLC. She has been practicing OT for 25+ years and has experience with all stages of life including: preemies in the neonatal intensive care unit, in-patient and outpatient pediatrics, pregnant mothers on bedrest, and with adults in in-patient and outpatient rehabilitation. Her areas of training include NDT certification, neuromuscular electrical stimulation, Kinesio Taping, sensory integration, vision therapy, and the cardio-pulmonary system.


Maria Koumantos, MS OTR/L  is the clinic manager. Maria has experience working with children from birth to 18 years of age in various setting including outpatient, home, and school based services. She is an Early Intervention provider and certified in the Therapeutic Listening program. Her areas of special interest include sensory integration, visual motor coordination, core strengthening, and vision therapy. She loves collaborating with families, caregivers, teachers, and other professionals as an integral part of a child’s success.


Rachel Morris OTR/L is the school manager. Rachel grew up working with children who had autism, hearing impairment, and other developmental disorders.  She has experience working with kids who have autistic spectrum disorders, sensory integration dysfunction, Down Syndrome, cerebral palsy, genetic disorders, traumatic brain injuries, brachial plexus injuries, burns, cancer, and premature infants. She is trained in Sensory Integration and Praxis Test (SIPT) administration, Therapeutic Listening™, and Interactive Metronome™.


Ronna DeKoven, OTR/L, C/NDT has been practicing for 40 plus years in pediatrics first in the school setting and for the last 30 years in a clinic setting. Ronna has attended education opportunities meeting her clinical interests in evaluation and treatment of infants, children and adolescents. She has participated in professional training resulting in NDT certification and Sensory Integration Certification including administration of the Sensory Integration and Praxis Tests (SIPT.)  Ronna strives in her therapy sessions to incorporate play, enjoyment and motivation to engage a child in the treatment process. A primary component of the therapy plan includes collaborating with family members as well as members of the therapy team.


Katy Lawrence, MOT, OTR/L is a pediatric occupational therapist with a passion for volunteering her time and helping the underprivileged. She has traveled to Nicaragua and Guatemala as part of her OT service. Those experiences reinforced her love for OT and gave her a global view of how OT can help around the world. Katy has experience with children of all ages in a variety of settings. In her free time, Katy enjoys cooking for her family and friends, attending concerts, and exploring the Chicagoland area.


Esther Schpok, MS, OTR/L received her master’s degree in occupational therapy from Rush University. She has experience working as an occupational therapist in the school setting, servicing children with a variety of ages and diagnoses. Esther enjoys working with children and helping them reach their full potential.


Katherine Jordan, MS, OTR/L received her masters degree from the University of Illinois at Chicago. She emphasizes collaboration with parents and other professionals to create fun, family-centered, and occupation-based treatment plans.  She has experience working with children who have sensory integration dysfunction; autism spectrum disorder; down syndrome; attention deficit hyperactivity disorder; and hearing, vision, and cognitive impairments.  She is passionate about pediatrics and helping her clients achieve greater functional participation in the activities they engage in everyday. Kate enjoys dancing and spending quality time with her large, loving extended family.


Jasmine O’Donnell, MOT, OTR/L graduated from Elmhurst University with her masters in Occupational Therapy. She realized her love for pediatrics while working at a pediatric occupational therapy clinic in Chicago. There she spent many years learning therapeutic approaches emphasizing relationships, communication, and individualized treatments for each child. Before becoming an occupational therapist she worked as a paraprofessional in the Lincolnwood school district and uses her understanding of a child’s school environment to support her treatments. She loves finding creative ways to solve problems and help kids achieve their goals. In her free time, she enjoys spending time outdoors, visiting her family and friends, skiing, and cooking.


Stephanie Alvarado, MS OTR/LStephanie Alvarado, MS, OTR/L is a pediatric occupational therapist who received her master’s degree from Lewis University. She has obtained experience working with children throughout the school system, early intervention and outpatient setting. Steph is passionate about working with children and utilizing evidenced based treatment plans in order to promote their success in meaningful occupations and activities. As a bilingual provider, she places emphasis on the importance of communicating with all parents and caregivers regarding their child’s care during treatment. Her areas of interest are sensory integration, autism spectrum disorders, feeding therapy, and neurological impairments. She enjoys traveling, listening to live music, exploring art museums, and reading during her free time.


Yarelly Velazquez graduated from the University of Illinois at Chicago with her masters in occupational therapy. She is passionate about working with children and families, and has gained experience using evidence-based practice in therapy. Yarelly is currently obtaining an occupational therapy doctoral degree, focusing her research on increasing awareness and quality of OT services for Latinx families. As a bilingual provider, Yarelly aims to enhance collaboration with Spanish-speaking families to improve client-centered care. In her free time, she enjoys exercising, spending time with family, and trying new local restaurants.


Darlene Mazilu, our medical biller has over ten years of experience in the medical field. She started her career as a Medical Assistant and went on to become the Office Manager of a thriving Family Practice. From there, she moved on to a position managing a Physical Therapy office. She took some time away from the medical field and spent it caring for children in a daycare facility. Darlene is a mother of three who enjoys yoga, trying new cuisines and family movie nights.


Jenny Landsman,our office manager has over 23 years experience in the non-profit world dealing with project and program management to help enhance the community.  She was the office manager of a thriving social service agency for over 10 years.  Jenny is the proud mother of five wonderful children.