Terry Casey began his professional career as a Petroleum Geologist developing natural gas reserves in fields in East Texas and South Louisiana.  In 1987, he switched his professional emphasis to Environmental Geology and accepted a position with the City of San Antonio as an Environmental Specialist and conducted geologic assessments for properties located over the Edwards Aquifer Recharge Zone.  In 1990, he began work for Northside ISD where he developed and managed a comprehensive environmental compliance program dealing with asbestos, indoor air quality, hazardous waste management, fuel systems and chemical safety.  After 29 years at Northside ISD, Terry retired to enjoy traveling and volunteering with various organizations.  He is a licensed Professional Geoscientist in Texas and Alabama.