Mary is a highly experienced, certified speech-language pathologist and founder of Signpost Speech and Language Therapy.  She specializes in evaluating and treating social communication and executive functioning issues for  children, adolescents, and adults.  Therapy focuses on helping individuals learn the skills needed to enjoy learning, working, and social communication through highly individualized programs that are based on the most current research. She loves working with families to better support their children and families

Mary spent her formative years in Houston, TX and is a graduate of The University of Dayton in Ohio (go Flyers!) with a Bachelor's in Early Childhood Education.  Following graduation she worked at the Lab School of Washington in Washington D.C.  as an aid for speech-language pathologists’ specializing in language learning disabilities.

Mary received her master's degree in Speech and Language Pathology from New York University and spent the next 4 years working in schools in Brooklyn, NY for children in KG-high school with behavioral and learning differences. In 2010 she returned to Texas with her husband and spent the next 12 years working in public schools.

With the invaluable experiences gained over the last 16 years Mary is excited to share her love of social communication and executive functioning with Signpost Speech and Language Therapy.   Outside of therapy, Mary enjoys spending time with her two young children and husband, being with her extended family at the beach in Delaware, spending time with family in Indiana, cooking, and trying to run/keep up with her German Shorthaired Pointer, Hank.  

Born and raised in Austin, Ellie earned her bachelor of science degree from the University of Texas in Communication Sciences and Disorders. She went on to earn her Master of Science degree in Speech-Language Pathology from Texas State University. Ellie specialized in fluency disorders in graduate school, and still loves working with both adults and children of that population.

Ellie became a Natural Language Acquisition trained clinician in fall of 2022, and now enjoys providing informed therapy for gestalt language processors and education for their community. When not working, Ellie spends her time with her family, enjoys being outside as much as possible, eating good food, and going on adventures.

Sabrina is passionate and dedicated to the field of speech-language pathology. She recently graduated from the University of Texas with a degree in Speech, Language, and Hearing Sciences and has since obtained her licensure as a Speech-Language Pathology Assistant. Under the mentorship of Mary Hadley, she has spent the past year gaining hands-on experience, strengthening her skills, and deepening her love for the field.
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She is beyond excited to take the next step in her journey by pursuing a Master of Science in Communication Disorders at Texas State University in the Fall of 2025. Over the past year, she has worked with articulation, pragmatic language, and executive functioning, and she can’t wait to refine these skills and expand her expertise in graduate school.
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Outside of her professional life, Sabrina enjoys spending time with her friends and her dog, Ilene. Whether it’s doing crafts, listening to live music, or having a relaxing afternoon at the park, she finds joy in life with the people she loves.