Dyslexia Institutes of America
Producing Results for Lifelong Success


Tulsa, OK

Dyslexia Institutes of America
8118-B S. Memorial Dr.
Tulsa, OK 74113
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Penny Stack

Penny Stack, MOT, OTR/L, CLT is the owner of PH Therapy Holdings, LLC, the parent company of several subsidiaries, one of which is Dyslexia Institutes of America in Tulsa, Oklahoma.  Mrs. Stack has over 23 years of experience as an occupational therapist.  Several of those years Mrs. Stack serviced children of special needs in the public and private school sector with certification in Handwriting Without Tears.  In addition, she is the parent of a child with dyslexia who also has demonstrated improved reading capabilities thanks to DIA.  In the quest to research the best possible services for her own child, Mrs. Stack brought DIA to the Tulsa area.  Mrs. Stack received her Master’s in Occupational Therapy at Samuel Merritt College, Oakland California.  Mrs. Stack’s research on closed head injuries and cognitive retraining has been published in Brain Injury Journal.  Currently, Mrs. Stack serves on the board for the Greater Ardmore Scholarship Foundation. She serves on the Education Steering Committee of the Tulsa Chamber of Commerce.