- North Technical High School
- Business & Technology
Business & Technology

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John Diffley
Personal Finance & Hospitality Business and Entrepreneurship
314.989.7778
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Mr. John Diffley has a bachelor’s degree in business education with certifications in business ed, physical ed, and vocational ed. Prior to joining the North Tech team, Mr. Diffley worked for the Mid-County YMCA where he oversaw the after-school childcare and day camp programs.

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Jim Elkins
CISCO Networking Academy
314.989.7626
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Prior to joining the North Tech Team, Mr. Jim Elkins spent 8 years as the Technology Coordinator and instructor in Illinois. Mr. Elkin helped the school district he worked in become only the fifth in the state to have Internet access in every classroom K-12. He has a Bachelor of Science in Education from Illinois State University.

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Degrees and Certifications:
Tim Keenan
Web & Computer Programming
314.989.7766
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