About Us

About Us

Management Team

  • Susan Stark

    M.S., CCC-SLP

    Susan has been in private practice for over ten years in the Bay Area. She is a graduate from Eastern Illinois University and received a Master of Science degree in Communication Disorders from Texas Tech. Susan has expertise in the management of neurological communication disorders and language learning disorders with extensive experience as a speech/language pathologist in hospitals, medical facilities, special education settings, and home health care.
  • Bob Chilton

    MBA, CFO
    President of ABA In-Home/Clinic Services

    Bob received his Bachelor’s degree and MBA from the University of California, Los Angeles. His 30+ years life science experience for public, private and private equity backed companies includes medical device manufacturing/distribution, orthodontics, imaging, blood products, apheresis, behavior health and infertility. He is a CPA (inactive) and an alum of KPMG Peat Marwick. He also served as the CFO of a successful IPO of an orthodontic and pediatric dentistry company. More recently he served as President and Chief Operating Officer of a private equity backed startup company managing IVF and genetics laboratories supporting infertility physicians.
  • Barbara Taylor

    M.S., CCC-SLP
    Executive Vice President of Operations

    Barbara is a graduate of Ithaca College and received a Master of Science in Speech-Language Pathology & Audiology from Columbia University in New York. Barbara has extensive experience servicing preschool and school age populations within a variety of school settings in California and Arizona. She has specialized in articulation/phonological disorders, language delays, hearing loss/deafness, and social/pragmatic disorders. Barbara has facilitated collaborative service delivery models within the classroom and has expertise in curriculum/classroom modifications for speech and language disordered students to achieve greater academic and social success. She has presented numerous instructional workshops for colleagues and school personnel on topics relating to special education laws, implementing the Student Study Team process, classroom interventions, and character education.
  • Chris Holmes

    Senior Vice President of Business Operations

    Chris received his Master of Science in Human Resource Management from Golden Gate University in San Francisco and joined SPG in 2019. Prior to joining the SPG team, his professional experience included operational leadership of a multi-state special education school system with over 40 locations. Chris has coordinated Master Contract collaboration across California and has formerly served as a Human Resources Director. In addition, Chris engages in legislation and advocacy as a board member, and former president, of the California Association of Private Special Education Schools and Agencies (CAPSES).

  • Jenny Ogar

    M.S., CCC-SLP
    Vice President of School-Based Services

    Jenny received her Master of Science in Communicative Disorders at San Francisco State University in 2000. She has a wide range of experience working with speech and language disorders in both children and adults, as a clinician, researcher, university instructor and SLP/CF supervisor. Jenny has published a number of research articles related to primary progressive aphasia (PPA), apraxia of speech and variants of aphasia due to stroke. She has also developed apps, books and parent education related to early literacy. Her areas of interest include aphasia, semantic dementia, ADHD, dyslexia, autism and motor speech disorders. She has particularly enjoyed working with multidisciplinary diagnostic teams to develop school-based and family-centered treatment plans.
  • Mary Piermarini

    M.S., CCC-SLP
    Vice President of School-Based Services

    Mary received her Bachelor degree in Communication Disorders and her Master degree in Speech-Language Pathology from Worcester State College in Worcester, MA. Mary has worked with preschool children and school-age students in public school settings. She has been active in collaborating with classroom teachers and adapting curriculum materials to enhance students' learning potentials. Mary has extensive experience working with articulation/phonological disorders, auditory processing disorders, language delays and pre-literacy skills. She has presented seminars for graduate students at Bay Area Universities on a variety of subjects, including picture communication systems and "Navigating Through the CFY/ RPE Maze."
  • Sean Green

    M.S., CCC-SLP
    Vice President of School-Based Services

    Sean Green M.S., CCC-SLP received his Master of Science degree in Speech-Language Pathology from California State University, Sacramento. He serves as Director of School Based Services with The Speech Pathology Group. Sean's primary responsibilities include supervising and supporting SPG’s educationally based speech and language pathologists (SLPs) throughout Sacramento, Placer and Yolo Counties, creating and presenting professional development trainings and collaborating with school district special education directors and program coordinators. In addition, he serves as a faculty member for the Communication Sciences andDisorders Program at CSU, Sacramento and is currently serving on the Board of Directors for both the California Speech and Hearing Association (CSHA) and the CSHA Foundation. Professional development topics include Pragmatic Assessment, RTI-Articulation, RTI-Language, Eligibility Criteria in Schools, Intelligibility and Speech Sound Disorder, ESSA and Dyslexia.
  • Valerie Siino

    Sr. Vice President of Financial Operations

    Valerie has worked for SPG since 2007 and oversees all financial aspects of the company. She has a BS in Economics and Accounting from St. Mary's College and over 30 years of accounting experience. Valerie wholeheartedly embraces the notion that "SPG's Employees are its Customers" and leads the Finance Team with that motto in mind. She has enjoyed helping SPG grow into a premier multidisciplinary company recognized for its excellence by its Customers and peers. Valerie helped form SPG's non-profit organization, Children’s Services International, and serves as its Treasurer in a voluntary capacity.
  • Erika Seitz

    Director of Information Systems

    Erika has an MS in Accounting and started with SPG in the Finance Department in 2012. Her passion for improving systems and processes lead to her current role as the Director of Information Systems. She played a pivotal role in building the foundation for SPG’s platform systems. Her goal is to continue to find efficient and innovative ways to use technology and data to ensure SPG has the most advanced tools it needs to succeed and grow.
  • Randi Miller

    Director of Human Resources

    Randi joined SPG in 2014 and oversees the Human Resources department. She’s a life-long resident of the Bay Area, with the exception of her college years spent in Fresno obtaining her B.A. from CSU, Fresno. Randi’s 30+ years in Human Resources started with a focus on employee benefits, which expanded to include all aspects of HR. Throughout her career, Randi achieved and maintained the following professional designations: CEBS (Certified Employee Benefit Specialist), PHR (Professional in Human Resources), and SHRM-CP (Society for Human Resources Management’s Certified Professional).   Randi feels privileged to support SPG’s fabulous leadership team and dedicated employees who directly impact and improve the lives of the students and clients they serve. It’s truly an honor to work at SPG!