Corporate Board Profile
Tech Score: 0/100
| Filing Date | Source Excerpt |
|---|---|
| 2013-04-23 | Since 2008, Mr. Grimes has served as Chief Executive Officer of Hamilton Group, an international service provider to oil and gas exploration and production companies offering specialized technical consulting and E&P technology to operators worldwide. Prior to joining Hamilton Group, Mr. Grimes had a 28 year career in the oil and gas industry, most recently managing all eastern hemisphere operations of Expro Group, an Aberdeen, Scotland based global well testing and subsea engineering company, and previously serving in numerous leadership roles with Halliburton for 20 years. Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2014-04-23 | Since 2008, Mr. Grimes has served as Chief Executive Officer of Hamilton Group, an international service provider to oil and gas exploration and production companies offering specialized technical consulting and E&P technology to operators worldwide. Prior to joining Hamilton Group, Mr. Grimes had a 28 year career in the oil and gas industry, most recently managing all eastern hemisphere operations of Expro Group, an Aberdeen, Scotland based global well testing and subsea engineering company, and previously serving in numerous leadership roles with Halliburton for 20 years. Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2015-04-28 | Since 2008, Mr. Grimes has served as Chief Executive Officer of Hamilton Group, an international service provider to oil and gas exploration and production companies offering specialized technical consulting and E&P technology to operators worldwide. Prior to joining Hamilton Group, Mr. Grimes had a 28 year career in the oil and gas industry, most recently managing all eastern hemisphere operations of Expro Group, an Aberdeen, Scotland based global well testing and subsea engineering company, and previously serving in numerous leadership roles with Halliburton for 20 years. Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2016-04-28 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2017-04-26 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. Mr. Grimes brings to our board over 30 years of broad domestic and international energy industry experience as a petroleum engineer and senior executive. |
| 2017-07-24 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. Mr. Grimes brings to our board over 30 years of broad domestic and international energy industry experience as a petroleum engineer and senior executive. |
| 2018-04-27 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2019-04-29 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. Mr. Grimes brings to our board over 35 years of broad domestic and international energy industry experience as a petroleum engineer and senior executive. |
| 2020-05-12 | Mr. Grimes has, since 2008, served in various senior executive capacities at Sierra Hamilton LLC and its predecessor, Hamilton Engineering, LLC. Sierra Hamilton is an international service provider to oil and gas exploration and production companies offering specialized technical consulting and E&P technology to operators worldwide. Mr. Grimes has served as President of Sierra Hamilton since 2019. Previously, Mr. Grimes managed all eastern hemisphere operations of Expro Group, an Aberdeen, Scotland based global well testing and subsea engineering company, and served in numerous leadership roles with Halliburton for 20 years. Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2022-08-15 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. Mr. Grimes brings to our board over 40 years of broad domestic and international energy industry experience as a petroleum engineer and senior executive. |
| 2023-04-28 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
| 2024-04-23 | Mr. Grimes holds a B.S. degree in Petroleum Engineering from Texas Tech University. |
Data sourced from SEC filings. Last updated: 2026-02-03