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Posts by Denny Sargent

M.A. History (Cross-Cultural Studies), Western Washington University; TESOL Certificate, The School of Teaching ESL. Denny is a teacher educator at S-TESL and delivers most of the 4-Week Intensives each year. Denny has taught ESL at ELS Language Center in Seattle and in Japan at Sundai Junior College. He worked at American Cultural Exchange in Seattle as Center Director and as Director of Marketing.


Summer 2017

Registration OPEN


July 10 - Aug 4

Space available

Aug 7 - Sept 1

Space available


July 6 - Sept 14

5530 Foundations

5532 Grammar

5536 Culture

5537 Content-Based

5539 ESP

5545 Classroom Mgmt

5546 Professionalism

View 2017 schedule


  • “I have found that the S-TESL students far outshine others in terms of preparedness to teach immediately, and the ability to be creative and flexible … S-TESL graduates are strongly prepared with the materials, theory, practice and confidence that others lack. This makes S-TESL graduates stand out in a field that is inundated with qualified candidates.”

    Local Employer
  • “Based on my research of TESOL/TEFL Certificate programs, this one is in the top 5% in terms of quality.”

    4-Week Intensive Graduate