Irlen® Services Northwest conducts screenings at our Renton, WA office. If you are unable to travel to us, we can also come to you! Please contact Terry Carlson by phone or e-mail to set an appointment.

However, for many reasons such as distance or scheduling conflicts, we are always happy to refer you to Certified Irlen® Screener in your area. Our main goal is to help you or your loved one find relief! Please contact Terry Carlson by phone or e-mail and she will connect you with a screener.

You can also check the main Irlen website for a list of Certified Irlen® Testing Centers all over the world!



Interested in becoming a Certified Irlen® Screener? Great! Please contact Terry Carlson for information on upcoming training opportunities at our Renton office or near your city!

While Terry can answer any questions you may have about training to become an Irlen® Certified Screener, we highly recommend visiting the main Irlen® website first to become familiar with the process. On the main Irlen® website, the tab "For Professionals" has information on training, qualifications, upcoming workshops, conferences and more!


Irlen® Services Northwest is proud to train new screeners individually, or as a group! After successful completion of their training, we will feature those individuals here.

Terence Carlson
Trained September 27 - 28, 2018

"After losing my twin brother to cancer in July 2018, I was moved to find a way to help those struggling to navigate their lives. Training to become an Irlen® screener was a small step to make a big difference. I look forward to helping you!"

Connie Hanson
Trained September 27-28, 2018

Originally from Northern Michigan, Connie Hanson has worked as a Montessori preschool Director both in Asia and the U.S. over the past 20 years. She holds a BA and MEd in Early Childhood Education and is Montessori certified for 3-6 years.

Connie became a screener for Irlen® Syndrome after a family member was diagnosed with Irlen. After seeing the benefits of the colored overlays and lenses first hand, she decided to help others who might have the same issue. She is also a champion for literacy who volunteers to collect funds and books for underfunded libraries and in reading programs with her Golden Retriever, Harper.

Connie also enjoys hiking with her dogs, cooking, writing and traveling with her husband and their two grown daughters.

Maresa Black, MOTR/L

Maresa is an occupational therapist and founder of Journey Pediatric Therapy in Sandpoint, ID. She specializes in working with children and adolescents with autism spectrum disorders, ADHD, sensory processing difficulties, anxiety, depression, visual-motor deficits, and physical disabilities.

Maresa became a screener for Irlen Syndrome to help her clients with visual perceptual difficulties they experience on a daily basis. During the Irlen screener training, Maresa learned of her own visual perceptual deficits--Maresa has always had a great deal of difficulty with reading and general fatigue throughout her life. Maresa now wears filters on a daily basis and enjoys reading for the first time in her life, she now has less fatigue, and is much more productive with paperwork for her career. Maresa feels fortunate to have found a tool to help her Irlen Syndrome and is passionate about helping her clients to have the tools they need to be successful in their daily lives.


Rachel Milanez, MOT, OTR/L

Rachel graduated with honors from the University of New Mexico with a Master of Occupational Therapy. She specializes in working with children with autism spectrum disorders, sensory processing difficulties, developmental delays and fine motor and visual motor difficulties. Rachel is proficient in Spanish. Rachel uses a family-centered and strengths-based approach when working with clients. She enjoys skiing, traveling, dancing, as well as designing and building her new home.

Pennie Mathias, MS, OTR/L

Pennie has nearly 20 years of experience working with children in school and rehab settings. She specializes in working with children and adolescents with autism spectrum disorders, ADHD, sensory processing difficulties, anxiety, depression, behavioral issues and physical disabilities. She has a Masters of Science in Occupational Therapy from Western Michigan University. Besides northern Idaho, Pennie has worked with children throughout the country and overseas. Pennie uses a sensory integration and behavioral-based approach when working with clients. She enjoys spending time with her family, riding her horse, hunting, fishing and bowling in her free time.



Lucia Lara, OTR/L

Lucia Lara, OTR/L has been a practicing Occupational Therapist for over 26 years.  She is passionate about working with children and families.  She has specialized in the field of pediatrics for more than 18 years, with focused interest in the field of Sensory Processing Disorder and Autism.  She earned Certification as an Irlen Screener in 2017, and values Irlen as a tool to address challenges with the visual processing system.   Lucia has advanced training in listening therapy (Therapeutic Listening), Feeding Therapy (SOS), Interactive Metronome, Handwriting Specialist, Therapeutic Yoga, as well as several other therapeutic approaches that address the sensory processing basis to self-regulation.  She completed intensive mentorship with Dr. Lucy Miller at the STAR Center in CO in 2018.

Lucia is based in Kitsap County, WA. She works with children and their families at Bainbridge Pediatric Therapy and offers consultative services (to include Irlen Screening for all ages) via her practice, LPL Consultation, LLC.  Lucia is excited to announce that this summer, LPL Consultation is expanding to offer “The Play Doctor”, providing home, virtual and community-based consultation.