Pinnacle SchoolThe Pinnacle School is a private, co-educational special education day school for students in grades 2-12 located in Stamford, Connecticut.HistoryPinnacle is a for profit school that was founded in 2011 by the Greenwich Education Group, which also runs The Spire School and Links Academy, and began with a focus on students with high-functioning autism or Asperger's syndrome. The school later began serving students with language-based learning differences such as dyslexia, ADHD, and nonverbal learning disabilities.