Our Leadership
Chris Schnoor
President and CEO
Chris is a veteran of the downhole tools industry. He began his career with NL McCullough at their Houston Research and Development Center in 1982. In 1984 Chris moved to Austin to join the newly formed Gearhart Industries Austin Research Center, later acquired by Halliburton. His main responsibilities involved the development of nuclear downhole tools and management of the nuclear test lab. In 1992, following the relocation of the lab to Houston, Chris helped to found the small engineering group in Austin that would become CBG Corporation.
Chris is the last of the original founding members of CBG. As President and CEO, he is responsible for all aspects of the company. He received his BS in Communications from James Madison University in 1978 and graduated from the Institute of Electronics Science, Texas A&M University in 1982.
Chris Schnoor
President and CEO
Chris is a veteran of the downhole tools industry. He began his career with NL McCullough at their Houston Research and Development Center in 1982. In 1984 Chris moved to Austin to join the newly formed Gearhart Industries Austin Research Center, later acquired by Halliburton. His main responsibilities involved the development of nuclear downhole tools and management of the nuclear test lab. In 1992, following the relocation of the lab to Houston, Chris helped to found the small engineering group in Austin that would become CBG Corporation.
Chris is the last of the original founding members of CBG. As President and CEO, he is responsible for all aspects of the company. He received his BS in Communications from James Madison University in 1978 and graduated from the Institute of Electronics Science, Texas A&M University in 1982.
Tammi Fuessel
Business Manager
Since 2010, Tammi has been a driving force at CBG, serving as Business Manager with extensive oversight of both financial and operational performance. She manages all major accounting functions—financial reporting, GAAP audit readiness, AP/AR, payroll, and tax filings—while also directing inventory control, production scheduling, and day-to-day operations. Her broad leadership ensures consistency, accuracy, and efficiency across all business processes. She reports directly to the President and CEO.
Tammi Fuessel
Business Manager
Since 2010, Tammi has been a driving force at CBG, serving as Business Manager with extensive oversight of both financial and operational performance. She manages all major accounting functions—financial reporting, GAAP audit readiness, AP/AR, payroll, and tax filings—while also directing inventory control, production scheduling, and day-to-day operations. Her broad leadership ensures consistency, accuracy, and efficiency across all business processes. She reports directly to the President and CEO.
Huey Phan
Production Manager
Huey is the Production Manager responsible for overseeing manufacturing, scheduling, quality control, testing, service, and repair of CBG products. As an engineering technician, Huey has been directly involved in every aspect of product development and production since joining CBG in 2004. Prior to joining CBG, Huey was the manager of Micro Technology International.
Huey Phan
Production Manager
Huey is the Production Manager responsible for overseeing manufacturing, scheduling, quality control, testing, service, and repair of CBG products. As an engineering technician, Huey has been directly involved in every aspect of product development and production since joining CBG in 2004. Prior to joining CBG, Huey was the manager of Micro Technology International.
Chris Fuller
Director of Sales & Marketing
Chris has spent most of his career managing the business development, sales, and marketing for OEM’s selling to upstream Oil & Gas service companies. He entered the downhole industry in 1994, and his focus on MWD/LWD tools began when he joined MicroTesla (2008-2013) to lead the sales and marketing of directional steering instruments. Afterward, Chris joined Bench Tree (2013-2018) to manage the business development and marketing of complete MWD/LWD systems worldwide. Chris now leads CBG’s sales and marketing efforts. He has a BBA in Finance from the University of Houston and an MBA from Texas A&M University.
Chris Fuller
Director of Sales & Marketing
Chris has spent most of his career managing the business development, sales, and marketing for OEM’s selling to upstream Oil & Gas service companies. He entered the downhole industry in 1994, and his focus on MWD/LWD tools began when he joined MicroTesla (2008-2013) to lead the sales and marketing of directional steering instruments. Afterward, Chris joined Bench Tree (2013-2018) to manage the business development and marketing of complete MWD/LWD systems worldwide. Chris now leads CBG’s sales and marketing efforts. He has a BBA in Finance from the University of Houston and an MBA from Texas A&M University.
William Tapie
Director of Engineering
William has been involved in the development of electronic systems for various industries, including Defense, Medical Devices, Telecommunications, and Oil & Gas. He has worked for companies ranging in size from small Silicon Valley startups to large corporations. His experience in the Oil & Gas industry began in 2005 and includes the design, team management, and deployment of numerous downhole tools. He has a B.S.E.E from California Polytechnic University and a M.S.E.E from Stanford University.
William Tapie
Director of Engineering
William has been involved in the development of electronic systems for various industries, including Defense, Medical Devices, Telecommunications, and Oil & Gas. He has worked for companies ranging in size from small Silicon Valley startups to large corporations. His experience in the Oil & Gas industry began in 2005 and includes the design, team management, and deployment of numerous downhole tools. He has a B.S.E.E from California Polytechnic University and an M.S.E.E. from Stanford University.