Meet our team

Heather Sydorwicz is a New Hampshire native who earned both her undergraduate and graduate degrees in Communication Disorders from the University of New Hampshire. She is a dual-certified Speech-Language Pathologist and Board Certified Behavior Analyst (BCBA), blending expertise in communication and behavior to support meaningful outcomes for students and teams. Heather brings over two decades of experience across a wide range of pediatric settings, including early intervention, outpatient pediatrics, and both public and private schools. She completed her BCBA coursework through the Florida Institute of Technology and earned certification in 2010 while serving as the Coordinator of Speech-Language Services at the Cleveland Clinic Center for Autism. She later stepped into a broader interdisciplinary leadership role within Cleveland Clinic Children’s Therapy Services, where she guided a sizable therapy team and laid the foundation for her expanded leadership responsibilities today. In her role as Chief of Service Delivery, Heather guides a high-impact team at Boothby Therapy Services, focused on empowering providers and advancing service excellence across regions. Heather has presented locally and nationally on topics related to speech-language pathology, behavior analysis, autism, and team leadership. While speech therapy remains her first passion, she finds her greatest professional joy in integrating her knowledge across disciplines to empower teams and improve student outcomes. Heather and her family now reside in the Lakes Region of New Hampshire. Outside of work, she enjoys spending time outdoors, staying active, reading, and cooking.

Kelly Johnston, MS, CCC-SLP is a Massachusetts native who received dual bachelor degrees in Communication Sciences & Disorders and Communications from UNH and a master’s degree in Speech-Language Pathology from Worcester State University. She joins Boothby Therapy Services with 19 years of school-based experience in the Derry Cooperative School District in New Hampshire, having worked with all ages of students. Kelly has a special passion for the preschool population and extensive experience working with preschool children on the autism spectrum and also the child-find and transition process to school-based services from Early Intervention. She created and piloted an Everyday Living curriculum for middle school children on the autism spectrum and has presented on social language and autism. Kelly has enjoyed mentoring, advocating for, and supporting other service providers throughout her career. Her ability to connect and build rapport with children, families, and co-workers always leaves a positive impression! Kelly resides in Windham, NH and enjoys spending time with her husband, Scott and their two boys. She is a former Disney Cast Member and her entire family share a special love for Disney travel. Her philanthropic interests include the Derry Boys & Girls Club and the Viviana Leon Memorial Foundation.

Meredith Bergeron, MS, CCC-SLP is a Massachusetts native who began working with Boothby Therapy Services in 2005 when she moved to the Lakes Region of NH. She earned her bachelor’s degree at University of Maine in Orono and her master’s degree at Massachusetts General Hospital Institute of Health Professions in Boston. She has worked in many schools across NH as a speech-language pathologist and has found her niche with the middle/high school population. She is passionate about mentoring other service providers to achieve their clinical and personal goals. She particularly enjoys supporting service providers who are transitioning into schools from other settings. Meredith has extensive training in social cognitive therapy and loves collaborating with school teams to help students achieve their full communicative and academic potential. Meredith is a busy wife and mother of three young children. She and her family, now residents of the Upper Valley, spend lots of time outdoors enjoying the seasons.

Elizabeth “Beth” Burns, MS, CCC-SLP is a speech-language pathologist with over 25 years of experience working in schools. Beth holds Bachelor’s and Master’s degrees from the University of North Carolina-Chapel Hill (UNC-CH). She began working for Chapel Hill-Carrboro City Schools in North Carolina as an SLP in 1996, and was the Lead for Speech and Hearing Services there for 22 years. Beth is constantly learning, and truly enjoys seeing both students and service providers learn and grow. Beth has been an active member of the American Speech-Language, Hearing Association (ASHA) and the North Carolina Speech, Hearing, Language Association (NCSHLA) for many years. She has been a guest lecturer at UNC-CH and has presented on a number of speech-language, supervision, and funding topics at NCSHLA, ASHA, and the National Alliance for Medicaid in Education (NAME) Conference. She recently served on the ASHA School Finance and Medicaid Committees. Past positions at NCSHLA include: President, Fall Conference Chair, SEAL Representative, and Secretary. Additionally, Beth has served on several community Boards of Directors. In her free time, Beth enjoys exercising, reading, working in her yard, and traveling. She and her husband, Keith, are proud parents to a son and a daughter in their early

Shannon S. Anthony, MS, CCC-SLP is a native of NH and has lived in Southern NH all of her life. She earned her bachelor’s degree from Providence College and her Master’s degree at Massachusetts General Hospital Institute of Health Professions. Shannon has worked in a variety of settings, including hospitals, rehabilitation centers, nursing homes, and schools. Shannon is passionate about working with students on the autism spectrum. She has developed a high school-level curriculum for educating students in the area of social language skills. Shannon lives on Beaver Lake in Derry with her husband, Steven. She is the proud mother of two college students, Bridget and Brendan. Shannon enjoys SCUBA diving, boating, traveling, and spending time with family.

Amy Bereiter, MS, CCC-SLP, ATP, BCS-CL received her Bachelor of Health Sciences degree from the University of Kentucky and her Master of Science degree in Communication Sciences and Disorders from the University of Redlands. She has been a speech-language pathologist since 2004, working with toddlers through young adults. Amy has worked in a variety of settings including private practice, in-home Early Intervention, public schools, pediatric rehabilitation, and University clinics. Amy was Assistant Director of speech-language services at a private practice and Clinical Director of a University training program prior to joining Boothby Therapy Services. She has held Clinical Professor positions at two different Universities and is passionate about clinical education, supervision, and mentorship. She has taught graduate level courses on clinical practicum and AAC. Amy is an active member of several ASHA special interest groups and serves on several professional advisory committees. Clinically, Amy specializes in language development of AAC communicators and working with individuals who exhibit complex communication needs. She is a RESNA Certified Assistive Technology Professional, Board Certified Specialist in Child Language, and a LAMP Certified Professional. She has lectured and conducted clinical education seminars regionally and internationally on language development and AAC. In her free time, she enjoys travel, being outdoors, and spending time with family and friends.

Jeanne Cordeiro, M.Ed. has more than 25 years of experience in the field of special education throughout the states of Massachusetts, New Hampshire, and Maine. She has been in the role of Special Education Teacher, Director of Special Services, and Teacher of Students with Visual Impairments. Jeanne holds two master’s degrees – one in Special Education and one in Vision Studies. Jeanne strongly believes all children can learn. She uses her extensive knowledge to support service providers and she finds this work rewarding knowing she is making a difference in the lives of students with disabilities. Jeanne lives in Maine. In her free time she and her husband ski, kayak, and ride their Harleys together exploring the beauty of New England.

Beth has worked as a speech-language pathologist for 30 years in a variety of settings but primarily in schools. Before joining BTS, she was a traveling SLP for seven years which was a good match for her wanderlust! Beth has lived and worked in Maine, California, Iowa, Nebraska, New Mexico, and Ireland! She holds a special place in her heart for students with ASD and Life-Skills students because of how hard they work to succeed. Personally, Beth LOVES to travel and is an enormous animal lover. She has two cats named Spencer and Gracie who have become travelers by default!

MaryLynn Hayes MS, CCC-SLP grew up in the San Francisco Bay Area. She received her undergraduate degree from the University of Colorado at Boulder, and her master’s degree from the University of the Pacific in Stockton, California. MaryLynn relocated to Portsmouth, New Hampshire in July 2018 and began working with Boothby Therapy Services as a speech-language pathologist. MaryLynn has spent her entire career as a school-based SLP. She has a passion for working with the preschool population and students on the autism spectrum. MaryLynn joined the management team in 2024. MaryLynn lives in Portsmouth, NH, with her husband, Dan, and their dog, Tyson. Outside of work, she enjoys spending time outdoors with Tyson, competitive cribbage games with Dan, and traveling to visit friends and family.

Dylan Magrane, MEd, NCSP Dylan Magrane is a dedicated school psychologist at Boothby Therapy Services, where she has been making a difference since 2021. She earned both her bachelor’s and master’s degrees from Plymouth State University and has been passionate about supporting students since 2019. Dylan specializes in trauma-informed practices, focusing primarily on preschool and elementary populations. Originally from New Jersey, Dylan has settled in Vermont with her husband, their two children, two dogs, and eleven chickens. When she’s not working, she enjoys exploring the outdoors with her family and cherishes cozy moments on the couch with them (minus the chickens!).

Danielle Moore, MS, CCC-SLP is a speech-language pathologist with over 20 years of school-based experience. Following earning her master’s degree from Massachusetts General Hospital’s Institute of Health Professions in 1996, Danielle began her career working in elementary schools in Massachusetts. She relocated to New Hampshire several years later and has been serving school-aged children ever since! Although Danielle enjoys working with students of all ages, she is most passionate about the preschool and early elementary populations. Danielle joined BTS as a Related Services Manager in 2018. Making a difference in the lives of children and the SLPs who support them makes her job with BTS incredibly rewarding. In her personal life, Danielle is a devoted wife and mother who does her best to keep up with her two very active children!

Kristen Perrotti, MS, CCC-SLP is a New York native and graduate of Northeastern University and Long Island University. She has a passion for working with children and their families which has extended throughout her career. For the last 11 years, she has provided quality services to early intervention and school aged populations. She began her career in private practice helping children with intense special needs. She has extensive clinical experience working with children with apraxia and autism spectrum disorders. Upon moving to New Hampshire in 2013, Kristen worked in schools across the northern part of the state and Vermont. Colleagues have commended her ability to establish rapport and work with staff members, families, and children in a manner that is caring and professional. In her role as a Related Services Manager, Kristen is dedicated to mentoring others as they journey on their own paths in the field. In her free time, she loves to bake, listen to music, and go for walks in the woods with her family.

Denise Powell, MSP, CCC-SLP – a native of South Carolina, received her undergraduate and graduate degrees from the University of South Carolina. Denise has worked in a variety of pediatric settings, including early intervention, outpatient pediatrics, and private and public schools (in-person and virtual). Denise enjoys mentoring and working with therapists new to schools and/or the profession of speech-language pathology. The most rewarding part of her job is seeing the impact quality therapy can make in the lives of students. Denise loves exercising, reading, traveling, and spending time outdoors with her family.

Alisha Semprebon, MS, OTR/L began working with Boothby Therapy services as an occupational therapist in December 2010 and later joined our management team to share her love and knowledge of occupational therapy on a larger scale. Alisha graduated with her master’s degree from the University of New Hampshire in 2010. During her time as an occupational therapist, she worked with students from preschool to high school. Her passion is working with students in life skills classrooms and supporting their independence and skill development though middle school, high school, and beyond. Alisha’s bubbly personality and positive outlook are a welcome addition to any work environment. Wherever Alisha goes, sunshine is sure to follow! Personally, Alisha enjoys spending time at Newfound Lake with her friends and family and cherishes the time she has with her husband, Alex, their daughter, Cleo, and their two energetic Corgis!

Nicole Torres, MOT, OTR/L knew that she wanted to work with children from an early age. After earning a bachelor’s in Health Sciences and a master’s in Occupational Therapy from Duquesne University, Nicole moved from Cleveland, OH to the South Bay area of California in order to obtain her Sensory Integration and Praxis Test Certification through a collaboration between Pediatric Therapy Network and the University of Southern California. During her five years in California, she worked in the clinic and school-based settings, ran social skills groups, co-coordinated a preschool program and summer camp, and supervised new therapists and fieldwork students. After her son was born in 2009, she moved back to Ohio to be closer to family and continued working in pediatric outpatient hospitals, clinics, and schools. In 2016, after a ski trip to Stowe, VT, her husband learned of a job opportunity in the Upper Valley and she’s been with Boothby Therapy Services since August of that year. The most rewarding part of her job is sharing in the pride and joy of students, teachers, and parents when a child acquires a new skill or level of independence. As a manager, Nicole’s focus on relationship building, calm personality, and organizational skills help to foster growth, problem solving, and confidence in each therapist she supports. It is such a gift to share in their journeys! Nicole loves exercising, cooking, and baking, as well as skiing, hiking, and biking with her husband and son.

Molly Warmbein, M.A., CCC-SLP, is a NH native who is thrilled to be back in the Granite State after 14 years in Western PA and OH. She holds a Bachelor of Philosophy in Communication Sciences and Disorders from the University of Pittsburgh and her Master of Arts in Speech-Language Pathology from the University of Akron. Molly has worked in both private and public schools where she has extensive experience in the areas of AAC, complex communication needs, and autism spectrum disorders. Molly is deeply committed to ensuring that all students (and their families) have access to AAC that meets their needs. Her work focuses on empowering SLPs and educational teams to continuously improve and enhance their AAC practices. In addition to her clinical work, Molly has provided training and consultative services to school-based teams and taught AAC courses in the University of Akron’s graduate program. Molly and her husband have two wonderful daughters who keep them very busy! When she’s not working, you’ll often find her volunteering for school/community events, cooking something tasty, or exploring NH’s beautiful mountains and lakes with her family.

Keylonda Wheeler, MS, CCC-SLP has always had a passion for helping others which inspired her to earn bachelor’s and master’s degrees at the University of Louisiana at Lafayette in speech pathology. She has practiced in public, private, and virtual schools for over eight years. Keylonda is most passionate about teletherapy as it provides the ability to overcome many common barriers to services through the wonders of technology. Prior to joining Boothby Therapy Services, she gained a wealth of experience in teletherapy by providing direct services and coaching SLPs across the nation with students in multiple states including Louisiana, Indiana, Nevada, Oregon, and Maine. In her spare time, Keylonda can be found creating spicy, savory Cajun and Creole cuisine while singing and dancing in the kitchen with her husband and their two children.

Katrina McNichol, MS, CCC-SLP received her undergraduate degree from the University of Maine, Orono and her master’s degree from MGH Institute of Health Professions. She has worked in a variety of pediatric settings, including working as a school-based SLP and in private practices in Northern Massachusetts. Katrina has also worked in special education coordination, supporting teams and families throughout the special education process. She has a passion for working with students with complex communication needs and enjoys mentoring new clinicians as well as participating in interdisciplinary collaboration. Katrina grew up in Maine and now lives in Massachusetts with her two sons. She enjoys spending time at the beach, traveling, and reading.