Donna Rennhack
Electrical Assembly at John Zink Company LLC | Broken Arrow, Oklahoma, United States
Donna Rennhack’s Email & Phone Number
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Electrical Assembly at John Zink Company LLC in July 2004 - Present
Electrical Assembly at Linde Gas in June 2003 - July 2004
Electrical Assembly at Cooper Manufacturing in January 2002 - January 2003
Tulsa Technology Center-Lemley Campus, A & P Mechanic, August 1991 to August 1993
John Zink, a Koch Engineered Solutions business, is the leading global combustion and emission control partner, delivering exceptional, tailored solutions including industrial burners, flares, thermal oxidizers, and vapor control systems. Backed by decades of proven performance, unrivaled research and development, plus expert service and support, we tackle the industry’s most challenging demands and foster transformative, collaborative partnerships. Our enduring commitment to excellence not only shapes our legacy but also our future, by delivering reliable solutions that drive progress and ensure lasting impact for decades to come. For more information, visit www.johnzinkhamworthy.com.
Discover more about John Zink Company LLC
Regional HR Director- EMEAI
Regional HR Director – EMEAI at John Zink
(Nov 2025 – Present)
Key Account Manager
Key Account Manager at John Zink
(Jun 2025 – Present)
Project Manager II at John Zink, a Koch Engineered Solutions Business
Project Manager II at John Zink
(Oct 2022 – Present)
Representante Comercial na John Zink Hamworthy Combustion e Koch Glitsch
Representante Comercial at Koch-Glitsch
(Sep 2020 – Present)
Senior Combustion and Operations Advisor at John Zink Hamworthy Combustion
Turnaround Manager at John Zink Hamworthy Combustion
(Apr 2013 – Present)
President, John Zink | Koch Engineered Solutions
Leading within Koch Engineered Solutions to drive long-term value and operational excellence.
Aligning teams and capabilities to strengthen culture, performance, and customer outcomes.
Strengthening capabilities and driving transformation across our global business.
What is Donna Rennhack email address?
Email Donna Rennhack at [email protected] and [email protected]. This email is the most updated Donna Rennhack's email found in 2026.
How to contact Donna Rennhack?
To contact Donna Rennhack send an email to [email protected] or [email protected].
What company does Donna Rennhack work for?
Donna Rennhack works for John Zink Company LLC.
What is Donna Rennhack's role at John Zink Company LLC?
Donna Rennhack is Electrical Assembly
What industry does Donna Rennhack work in?
Donna Rennhack works in the Oil & Energy industry.
