Executive Leadership

Gloria Thesenvitz

Chairman of the Board, Founder, Owner, Retired

Gloria Thesenvitz is Founder and Board Chair of Nova-Tech, Inc. Established in 1988, the company made its’ beginnings in animal serums. Under her guidance the company has evolved into a nationally recognized and trusted source for custom sterile fill manufacturing services, including private label IV fluids to the animal health industry.  

Under her pragmatic leadership approach, she directs a team of experienced and knowledgeable staff, focused on the importance of staying CGMP compliant. The 2011 site transfer of manufacturing into a new plant laid the foundation for significant technological advancements allowing the company to keep up with marketplace trends, setting the stage for Nova-Tech to be an integrated asset to their customers. 

Honors have included recipient of the Nebraska Governor’s Bioscience Award, Grand Island Independent’s Woman of the Year and induction into the Nebraska Business Hall of Fame.

Teresa Grabowski

President and Co-Owner

Teresa has been with the company since 1992. As President, Teresa provides overall direction and guidance to the operational and administrative activities of the organization with the objective of maximizing growth and profitability. She focuses on developing successful, long lasting customer relationships by providing the best quality product and excellent customer care. In addition to her day-to-day leadership and management of the GMP aseptic filling manufacturing facility, she participates in the evaluation of new business and new product development.

Vice Presidents

Grace Wei

Vice President of Quality and Regulatory Affairs

Jia (Grace) Wei joined Nova-Tech in 2005. As Vice President of Quality and Regulatory Affairs, she is responsible for leading and managing the Quality Unit to develop, implement, and monitor systems and activities to ensure appropriate CGMP compliance and customer requirements are met. She oversees the planning, management, support, and execution of regulatory activities. She is an active member of our contract business development and new product launch team. Grace earned a bachelor’s degree in chemistry with an emphasis in molecular biology from University of Nebraska in Kearney. She is also a graduate of University of Nebraska in Lincoln with a master’s degree in business administration, and a graduate certificate in business analytics.

Chris Schweitzer

Vice President of Operations

Chris Schweitzer joined Nova-Tech in 2007. As the Vice President of Operations, he is responsible for overseeing the day-to-day operations in the facility and supervises the Production, Packaging and Labeling, and Material System staff. Chris is also responsible for the development and continual monitoring of the Standard Operating Procedures (SOPs) of the manufacturing processes within the facility. Chris continues to play a pivotal role in the equipment commissioning, including equipment specification, installation and operation. Prior to joining Nova-Tech, he was employed at Schering-Plough (Merck) and STRECK Laboratories; Chris has worked in Animal Pharmaceutical industry since 2003. Chris earned his biology degree from Chadron State College and completed the University of Nebraska Medical Center’s Biomedical Research (BRIN) program.

Sheri McKinney

Chief Financial Officer

As Chief Financial Officer (CFO), Sheri McKinney is responsible for all of the company’s accounting, financial, human resources, general administration, and systems administration functions. She assists with management of staff, evaluating new business, and new product development to achieve all company initiatives, goals, and objectives.

Sheri joined the Nova-Tech team in 2011 with 10 years of manufacturing industry experience from JBS, a beef processing facility where she held various positions of increasing responsibility. Sheri earned a Bachelor of Science degree with high distinction in business administration from the University of Nebraska-Lincoln. 

Gary Thesenvitz

Vice President of Facilities and Equipment

Gary Thesenvitz earned a degree in machine tool technology from Southeast Community College. Since joining Nova-Tech as Plant Engineer in 2009, he has put his precision skills to work designing, purchasing and installing new equipment in addition to his responsibilities for routine preventative maintenance, diagnostics and investigation of equipment concerns. As Nova-Tech’s Vice President of Facilities and Equipment, he is also responsible for all systems and utilities, including HVAC, water and the building management systems.


Marcus Brandl

Project Engineer/Project Manager

Marcus Brandl holds a Masters Degree in Mechanical Engineering and has over 25 years of experience in the pharmaceutical and biotech industry. Prior to joining the Nova-Tech team he was employed at BioNebraska with the responsibility of building a green-field GMP clean room facility, and at Tuttle, Inc as project engineer for multiple custom processing and manufacturing lines and automated equipment.

His responsibilities include design, installation, integration and/or upgrades of new and existing production equipment and utility systems, as well as the development and management of processes for future products



Dewayne Rockford

Clean Room Supervisor


Bret Smith

Production Supervisor


Jessica Schleicher

Production Supervisor


Ron Rauert

Production Supervisor

Joel Poppe

Materials & Production Planner


Drew Oakeson

Compounding Supervisor


Jessi Vasquez

Laboratory Control Supervisor


Travis Keller

Quality System Supervisor