Our Team


Pete Chermak


Pete started at Clack in 1980 after graduating from the University of Wisconsin with a BBA and majors in marketing and finance. Pete is our President and Chief Operating Officer.

Bob Bishop

National Sales Manager

Bob has been in the Water Treatment Division since joining Clack in 1985. As Clack Corporation grew he became the National Sales Manager. Bob is actively involved in all aspects of the Water Treatment Division.

Steve Ballweg

Regional Sales Manager

Steve graduated from Upper lowa University with a Bachelor of Science degree. He started out at Clack in 1991 as Customer Service Representative. Steve is a Regional Sales Manager is closely involved with sales of Clack’s Melt Blown Filters.

John Piasecki

Regional Sales Manager

John spent four years in the Navy and attended college at St. Cloud State University. He started in the water industry since 1968 when he started working in family owned well drilling business. He has worked for retail, wholesale and manufacturing companies, within the water treatment industry. John has been with Clack Corporation since 2000 and he has been involved with the development, sales, and technical support of our control valves.

David Beeman

Regional Sales Manager

David is our Regional Sales Manager based in Florida. He has a MSEd degree, has been in the industry since 1986 and with Clack since 2001.

Bob Curtis

Regional Sales Manager

Bob started out in the industry at Structural Fibers in 1968. He has been with Clack since 2005 and oversees the Clack California Warehouse and Distribution facility.

Dennis Thompson

Inside Sales

Dennis has experience in Store Management and Sales. He has been with Clack since 1991 and with Water Treatment – Inside Sales since 1998.

Maureen Cody

Inside Sales

Maureen has a Bachelors Degree in Business Management and Economics from UW-Platteville. She has worked with Clack Corporation since 1991.

Nikki Kavey

Inside Sales

Nikki comes to Clack with extensive experience in Retail Management and Sales as well as experience in the Banking and Financial Industry. She started with Clack in 2011 and works Inside Sales for the Water Treatment Division.

Chris Rush

Warehouse Manager

Started in the water industry in 1993 with Kiss Int’l. Came to Clack in 2011 from Watts, Brea, Ca. location (Formerly Topway Global Inc.) where he worked for 8 years in Sales / Purchasing roles. Currently holds a Certified Water Specialist V title.

Debra Leeson

Inside Sales/Office Manager

Managed National Demonstration Program for Sierra Pacific Marketing for 5 years. Worked at Park International 2001-2006 as Customer Service Manager before it was closed. Started with Clack at new California facility in April 2006.

Stacy Carranza

Customer Service

Stacy has experience in retail sales and inventory control. She was a temp with Clack for a year before officially becoming a Clack employee in 2011.



Claudia Pilger

Coordinator, Department Manager, WQA CWS III

Claudia started working for Clack Corporation in 1996 and took the reins of International Sales in 1998. She has a BS in Environmental Biology and graduate work in Soil Science and Water Quality where she worked in a water testing laboratory and taught water chemistry lab classes. She has a SWS III certification with WQA. In 2007 Clack Corporation was awarded the Excellence in Exporting Award for the State of Wisconsin.

Amber Wodill

International Sales

Amber joined Clack Corporation in 1998 as a Customer Service Representative for the US and Canadian market. In 2001 she transferred to our International Department as an International Sales Representative. Amber holds several certifications through MRA-Institute of Management. She is our resident NAFTA expert, holding certifications in NAFTA and other free trade agreements.

Jeanne McAndrew

International Sales

Jeanne joined the International Department at Clack Corporation in 2004. She has over 21 years experience in International Sales and Customer Service. She holds a Bachelor of Business Administration Degree with an emphasis in Spanish and International Business. Fluent in Spanish, Jeanne is responsible for assisting customers from Latin America and Mexico.

Leigh Zadra

International Sales

Leigh graduated from the University of Wisconsin-Madison with a Bachelor of Science in Art. She started with Clack in 1991 as a part-time receptionist and then worked as the in-house graphic designer. In 2003 she worked in the Domestic Sales Department, took a two year leave to stay home with her children, and then returned to Clack in International Sales Department.

Cinthia Nogueira

International Sales

Cinthia graduated from the University of Wisconsin-Madison with a Bachelor of Arts in International Studies. She is a native from Peru and has also lived in Spain for four years. She is fluent in Spanish and has advance knowledge in Portuguese. Cinthia started at Clack in 2015. She comes with extensive experience with international customers and will be focusing on all our international accounts.




Project Engineer

Tim has a Mechanical Design degree and has been in the blow molding division with Clack since 1986.


Inside Sales / Customer Support

Cory has been with Clack since 2005. He was a machine operator for 2 years and a Quality Control Inspector for 3 years. He has been certified by American Society for Quality (ASQ) as a Quality Control Technician.


Inside Sales / Customer Support

Greg graduated from UW Oshkosh with a Bachelor of Science Degree and a Minor in Business Administration. He has experience in Client Relations, Account Management, and Talent Recruitment prior to joining Clack in 2015.