Executive Leadership

Thomas Stingley

Thomas Stingley, president, oversees SENCORE’s operations and is responsible for Sencore’s strategic vision and execution worldwide. Most recently, Thomas served as Sencore’s executive vice president of sales and marketing. Prior to joining SENCORE, Stingley was at DISH Network for 13 years, ultimately as executive vice president and member of the executive team. Mr. Stingley holds a bachelor of arts degree in mathematics and Spanish from the University of Wisconsin, and a master of business administration degree from the Garvin School of International Management (Thunderbird.)

Dana Nachreiner
Vice President of Operations

As vice president of operations, Dana Nachreiner leads the company’s Sioux Falls-based engineers and technology experts. His responsibilities include the New Products Committee and New Product Development process. In his 24 years at SENCORE, Mr. Nachreiner has managed patents and trademarks in addition to being the company’s point person for critical and strategic relationships. He holds a bachelor of science in business administration and a master of business administration degree from the University of South Dakota.

Jeff Briden
Vice President of Engineering

During more than 18 years at SENCORE, Jeff Briden has helped move the company into new technologies and markets such as HDTV, 8-VSB, advance digital modulation, MPEG-2, and H.264 video delivery. Known for his innovative thinking, he holds a patent for the method of 8-VSB signal generation used in the world’s first portable HDTV RF stream player. He was instrumental in developing SENCORE’s MRD-3187 series professional IRD, which has been widely adopted by broadcasters, satellite providers and cable MSOs. Mr. Briden earned his bachelor of science degree in electrical engineering with emphasis on fiber optic communications from Texas A&M University.

David Jockheck
Vice President of North American Sales

David Jockheck is an industry expert with over 25 years consultative sales experience focused on the design and implementation of digital video distribution systems. As Vice President of North American sales he is responsible for managing a team of professional account managers to ensure both customer requirements and company objectives are achieved. He was involved with product requirement definition for key MPEG distribution systems ranging from DBS, network contribution and US DTV transition.  Mr. Jockheck attended South Dakota State University and has held a number of different sales and management positions both internal and external to Sencore.