Our Staff

Timothy Zahn
President/Engineer
Timothy has over 22 years experience in the electric utility power industry with a strong background in the communication and IT fields and their relationship with environmental compliance.  He has Read More
Paul Buechter
Chemical Engineer
Paul has over 21 years experience in the electric utility air and water compliance and data reporting fields.   Previously he performed duties at the Indianapolis Power & Light Company as Read More
Kimberly Teeters
Chemical Engineer
Ms. Teeters has 18 years experience in the electric utility water and waste compliance and data reporting fields.  Ms. Teeters has been working in air compliance and the reporting of Read More
Ashley Zahn
Compliance Analyst
Ms. Zahn is a recent college graduate from Indiana University-Purdue University Indianapolis. She holds a Bachelor’s of Science degree in Environmental Health Science. In 2015 she took a permanent position Read More
Anthony DeFur
Environmental Compliance Specialist
Mr. DeFur joined Quality Data Systems, INC in 2008 as an environmental compliance specialist, primarily following CEMS and compliance testing. Since then he has been involved in many different sides Read More