Management Team at CTC Global

CTC Global is run by a dedicated, highly capable management team, with decades of experience in the development, growth and operation of both transmission-owning utility companies and in technology companies, including the development and use of composite materials. The team has guided CTC Global through the process of product development, manufacturing, product placement, customer acceptance and now rapid sales growth, with our combined skills in business, technical, application, and marketing.

J.D. SITTON—Chief Executive Officer

J.D. Sitton has led start-up and growth-stage companies in the energy technologies and services, health care and industrial controls industries for the past 20+ years. He has worked closely with leading investors and strategic partners to develop and launch new products and services for electric utilities, oil and gas companies and petrochemical operators.  Mr. Sitton began his career as a gas pipeline design engineer and earned a B.S. in Mechanical Engineering from Rice University and an MBA from the Bauer School of Business.

GABRIEL TASHJIAN—Chief Operating Officer
Gabriel Tashjian joined CTC in 2018 as Chief Operating Officer.  In this role, he leads CTC’s global manufacturing, supply chain management, quality, Environmental Health and Safety, and facilities management organizations. Prior to joining CTC Global, Gabriel served as GE’s corporate digital transformation leader for customer experience and immediately prior to that as managing director of GE’s Industrial Solutions Panel Builder business unit. He has over 20 years of experience in the energy and technology sectors. He has held a variety of management roles in a broad range of operations in North America, Europe, the Middle East, Asia, and Africa.

Regarded as a transformative leader he has successfully founded, led and guided small and medium size enterprises to sustainable sales growth in rapidly changing global markets. Gabriel graduated with a BS in Electrical Engineering from the University of Southern California.

DEAN HAGEN—Chief Financial Officer
Dean Hagen has over twenty years of experience in financial management of manufacturing industries domestically and internationally. He most recently was the CFO of a manufacturing company which specialized in high volume precision machining capabilities in milling, grinding, and assembly technologies where he was responsible for all aspects of accounting, forecasting, reporting, internal controls, human resources and information systems. Prior to this, he spent 15 years at power tool manufacturing company where he held several key financial roles including a 3-year assignment in Hangzhou, China where he managed the accounting, purchasing, information systems, and human resources of 5 manufacturing facilities. He holds a CPA and MBA from Kellogg Graduate School of Management, Evanston, IL.
MARVIN SEPE—Senior Vice President
Marvin W. Sepe has over 25 years of experience advancing start-up and mezzanine level companies, introducing new products, expanding international operations and establishing distribution channels, strategic partnerships and capital raises. He joined CTC in February 2006, and formerly served as President of CTC Cable Corporation and DeWind, Inc. Prior to joining CTC, Marvin held positions as President at JMAR Semiconductor Inc. and Director of Programs and Business Development at the Components International subsidiary of TRW. He has an undergraduate degree in Metallurgical Engineering and holds an MBA from Pepperdine University.
ANNE MCDOWELL—Vice President Commercial Operations
Since joining CTC Global in 2006, Ms. McDowell has served in a number of commercial and administrative roles.  Most recently, Ms. McDowell was Director of Global Business Services.  Prior to joining CTC Global, Ms. McDowell co-founded and operated an import/export business and served as the Executive Director for the American Chamber of Commerce in Guangdong, China.  Anne is a University of Southern California graduate, holding a Bachelor of Arts degree in International Relations.
DAVID CHIESA—Vice President Sales and Business Development

David Chiesa leads CTC Global’s worldwide sales and business development teams. Mr. Chiesa’s 25-plus years of experience in the energy systems and engineered products industries include multiple management roles with increasing responsibilities in a range of operations in North America, Europe, and Asia.

KEVIN CORBALIS—Vice President Engineering and Product Development

Kevin Corbalis leads CTC Global’s engineering, product development and research and development teams. Mr. Corbalis has over 30 years of experience in the energy, engineered products and fitness industries include multiple management roles with increasing responsibilities in a range of operations in North America, Europe, and Asia. Kevin holds a Bachelor of Science in Engineering from University of New Mexico and a Master of Business Administration from Pepperdine University.

JOHN MANSFIELD—Vice President Strategic Development

John has over thirty years of international management experience in sales & marketing, business development and operations. John’s career has included manufacturing, technology and service launches in the renewable energy, automotive, power generation and business outsourcing industries. Prior to joining CTC, John served as Vice President for Infinia Corporation. During his tenure at Infinia, John led the formation and management of joint ventures and operating entities in Spain, India, and the United States including the launch of the initial state of the art production facility developed around the Toyota Production System and an automotive production model. Previous experience included management positions at Capstone Turbine Corporation and AlliedSignal Inc., where he directed the project team responsible for establishing AlliedSignal’s first wholly owned subsidiary in China. John holds a Master of International Management degree from the Thunderbird School of Global Management.

ERIC JOHNSON—Vice President Field and Technical Services


Eric Johnson is a field and technical services veteran with 25+ years of successful product support, operations and customer service experience. Prior to joining CTC, Mr. Johnson  served in a number of operating and technical roles for Infinia Corporation (now Qnergy, based in Ogden, Utah) including management and direction of Infinia’s service organization. He served in similar capacities at Capstone Turbine Corporation.  Mr. Johnson is focused on building field and technical solutions that serve the users and installers of ACCC®  Conductors.


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