TekniPlex has appointed Brian Kesseler as chief executive officer, effective October 13, 2026, succeeding Brenda Chamulak, who has stepped down. The new TekniPlex CEO brings more than three decades of industrial operating experience to the materials science company serving healthcare and consumer products customers.
Key Takeaways
- Former Tenneco CEO Brian Kesseler succeeds Brenda Chamulak.
- Kesseler identified customer delivery, growth and operational excellence as his priorities.
- TekniPlex is a Genstar Capital portfolio company with manufacturing operations in 12 countries.
Table of Contents
- TekniPlex CEO brings global manufacturing experience
- Customer delivery and growth top the agenda
- A materials business spanning healthcare and consumer goods
- Conclusion
TekniPlex CEO brings global manufacturing experience
TekniPlex’s leadership announcement confirms that the board appointed Kesseler to replace Chamulak. The company did not give a reason for her departure.
Kesseler most recently served as CEO of Tenneco, a manufacturer of automotive and industrial components, where he also held the chief operating officer role. Before that, he spent more than 20 years at Johnson Controls, rising to president of its Power Solutions business and joining its executive operating team.
He began his manufacturing career at Ford Motor Company. His background puts experience running large industrial operations at the center of TekniPlex’s leadership transition.
| Item | Details |
|---|---|
| Manufacturing sites | 58 |
| Countries of operation | 12 |
| Employees | Approximately 9,000 |
| Ownership | Genstar Capital portfolio company |
Customer delivery and growth top the agenda
Kesseler said his focus would be on delivering consistently for customers and employees, growing faster than the markets TekniPlex serves, and improving operational performance. Those are management priorities rather than quantified financial guidance; the announcement did not include revenue or earnings targets.
Rob Rutledge, managing partner at Genstar Capital, pointed to Kesseler’s experience scaling global manufacturing businesses as a reason for the appointment. Rutledge also thanked Chamulak for her contributions to the company.
A materials business spanning healthcare and consumer goods
TekniPlex supplies components and packaging used in pharmaceutical packaging, medical devices, drug delivery and consumer goods. Its business combines materials science with manufacturing technologies across those applications.
The appointment places Kesseler in charge of a geographically dispersed production network. The company’s stated operating scale is outlined below.
Conclusion
With the leadership change effective, the focus shifts to Kesseler’s stated operating and growth priorities. TekniPlex did not announce a timetable for further strategic updates.
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