Meet Our Team

Theresa Siegfried

Vice President of Finance


Theresa Siegfried has over 10 years of corporate experience in finance, accounting and human resources. As Vice President of Finance she oversees and directs all financial planning and analysis. In addition, she manages all legal, tax and corporate accounting activities for the company.


Siegfried joined ATR in October, 1999. Prior to joining ATR, she was the Director of Business Services with Palmer College for 9 years. She earned her MBA Degree from Santa Clara University and a Bachelor of Science Degree in Statistics from the University of California, Davis.