Corporate Board Profile
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| Filing Date | Source Excerpt |
|---|---|
| 2012-04-02 | Margaret Stapleton was appointed Executive Vice President and Principal Financial/Accounting Officer and Secretary, effective May 2010. She holds a Bachelor of Science degree in Accounting from Regis University, Denver, Colorado (2004) and has over 30 years of experience in corporate accounting and internal audit. |
| 2015-04-30 | She holds a Bachelor of Science degree in Accounting from Regis University, Denver, Colorado (2004) and has over 30 years of experience in corporate accounting and internal audit. |
| 2016-04-29 | Margaret Stapleton was appointed Executive Vice President and Principal Financial/Accounting Officer and Corporate Secretary, effective May 2010. She holds a Bachelor of Science degree in Accounting from Regis University, Denver, Colorado (2004) and has over 30 years of experience in corporate accounting and internal audit. |
| 2017-04-28 | Margaret Stapleton was appointed Executive Vice President and Principal Financial/Accounting Officer and Corporate Secretary, effective May 2010. She holds a Bachelor of Science degree in Accounting from Regis University, Denver, Colorado (2004) and has over 30 years of experience in corporate accounting and internal audit. |
Data sourced from SEC filings. Last updated: 2025-10-12