Our Clinical Staff


Marcos Sastre, Clinical Director


Marcos Sastre, M.S. CCC-SLP, earned his degree in Communication Sciences and Disorders with a Bilingual/Bicultural Extension Certificate at Teachers College, Columbia University in New York City. Previously, he attended Tufts University in Massachusetts and received degrees in Cognitive and Brain Science and Communications, graduating summa cum laude. As an avid singer and actor, he is keenly interested in all aspects of communication, but particularly in disorders of the larynx and voice, as well as the communication needs involved in head and neck cancer, neurogenic/motor speech difficulties, cognition, and speech articulation. As a native bilingual, he is passionate about improving cultural competence in the field and working with patients of all ages in both English and Spanish.


Stacey Schmelzer, Associate Clinical Director


Stacey works primarily with pediatrics and children, with a special interest in autism and childhood apraxia of speech. She is certified in PROMPT, among other therapies.

Stacey attended North Carolina Central University, where she received her Bachelor of Arts degree in Elementary Education. She was employed in the preschool setting for a year before earning a Masters of Science degree in Speech Language and Auditory Pathology at East Carolina University.

Kayla O'Conner

Kayla O’Connor


Kayla earned her degree in Speech-Language Pathology at Boston University in Massachusetts. Previously, she attended The College of Wooster in Ohio where she earned a degree in Communication Sciences and Disorders, graduating magna cum laude with thesis honors. Her externship experiences included early intervention, early childhood center, and outpatient hospital diagnostic team. Kayla has a particular interest in pediatric articulation disorders, language disorders and delays, and neurological communication disorders.

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Melissa Weiner


Melissa earned a Bachelor of Arts and a Master of Science in Speech-Language Pathology from Loyola University Maryland. Her undergraduate academic studies included a minor in Special Education. Melissa is a flautist and a former choir singer. Her musical background influenced her passion in treatment of voice and breathing re-training. She is certified in LSVT LOUD.

Melissa has expertise in voice therapy and breathing re-training with children, adolescents, and adults with vocal fold lesions, vocal cord dysfunction, chronic cough, and muscle tension dysphonia. She has primarily worked in pediatric intervention working with children of various ages and communication needs, such as early intervention, phonological/speech production disorders, fluency disorders, language disorders, and social-pragmatic communication disorders secondary to Autism Spectrum Disorder (ASD). In addition, Melissa has experience treating adults with communication disorders resulting from aphasia, including Primary Progressive Aphasia (PPA), and cognitive communication deficits secondary to stroke, TBI, concussion, and chemotherapy. She enjoys collaboration with other professionals to ensure treatment is functional for clients and their families.

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Bridget Joyce


Bridget earned her degree in Speech-Language Pathology at The George Washington University in Washington, D.C. Previously, she attended the University of Delaware where she earned a degree in Cognitive Science with a minor in Disabilities Studies. Her previous experience includes intervention for speech, language, fluency, voice, and cognitive disorders with adults and children at an outpatient office. She also has experience working with students at the pre-kindergarten, elementary, middle, and high school level. Bridget is particularly interested in pediatric feeding, fluency, and pediatric language delays and disorders.

Our Administrative Staff


Treena Selak

Operations Director

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Brityne Willinger