Mr. Derek Entwistle is head of the SOIS PE department. He has taught at SOIS since 2003. He has coached the HS boys tennis team since 2003 and the HS boys soccer team since 2011. Coach Entwistle is from Australia.
Middle school boys soccer coaches
Mr. Michael McGill has taught English and humanities at OIS since the founding of the two schools in 1991. He has been the OIS director of admissions since 1998. He coached the HS boys soccer team from 1995 to 2002. He has coached the MS boys soccer team since 2005. Coach McGill is from England.