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Our Teacher

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Degrees and Certifications:

Mr. David Sullivan III

Hello Longhorn Nation,

I am Coach Sullivan. I am currently teaching Biology.  This is my third year in Cedar Hill and my thirteenth year in education.  I graduated from Baylor University with an undergraduate degree in Biochemistry.   After completing undergraduate I continued my education and received my Masters Degree in Chemistry from Prairie View A&M University. I hold certifications in Composite Science 8-12 and a Principal Certification EC-12.

Grade/Subject: 9th/BIology

Years at Cedar Hill ISD: 3

Years in Education: 13

Best way(s) to contact me:

Best time to contact me: Anytime

Parents must know: Parents can email me at anytime.  I try to respond within 24 hours of receiving your email.