Mr. Kostelnik (Super Sub)

Hello My Name Is...
Mr. Kostelnik (Mr. K)

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I have been a Super Sub in the West Mifflin Area School District for six years. I have a Master of Science in Business Education from Robert Morris University, and hold PA certifications in Business and Computer Information Technology, 7-12 English, and 7-12 Social Studies. Please feel free to contact me via email at kostelnikd@wmasd.org or by phone at 412-466-9131.