Introducing the company management

Responsible company management and controlling, innovative technology and excellent service rank highly at GIW. This philosophy is backed by people committed to it in their daily work.

Meet the GIW management team.


Wolfgang Demmler, President and Managing Director

Prior to joining GIW, Mr. Demmler served an 11-year post as Managing Director of KSB South Africa, where he oversaw the entire Sub-Saharan market, from sales to manufacturing and service support. During his tenure, the South Africa subsidiary almost quadrupled its production turnover. South Africa serves as the KSB headquarters for the sub region Sub Saharan Africa. 

More zu Wolfgang Demmler, President and Managing Director

Jonathan Samuel, Vice President of Sales and Marketing

Jonathan earned his Bachelor's Degree in Mechanical Engineering in India before beginning his first career opportunity as a Sales and Application Engineer with Nerelge Corporation in India in 1991. In January 1994, he joined KSB Pumps Ltd, in India as a Sales Engineer.

More zu Samuel_art

Robert Visintainer, Vice President of Engineering

Mr. Visintainer has worked in the design, testing, sales and manufacture of centrifugal pumps ...

More zu Robert Visintainer, Vice President Engineering

Enrico Handrick, Vice President of Finance

Enrico has been with KSB Germany since December 1998 where he held various positions before ...

More zu Enrico Handrick, Vice President Finance

Thomas Mueller, Vice President of Operations

Mr. Mueller has more than 28 years pump industry experience in engineering and research, product development and management, strategic planning, sales, operations, and leading teams in Germany and the US. During his engineering career he contributed to several pump technology innovations at KSB in Germany and GIW in the US.

More zu Thomas Mueller, Vice Preseident Operations

Gary Holley, Director of Human Resources

Mr. Holley received his B.S. in Engineering Technology from Clemson University.  Prior to ...

More zu Gary Holley, Director Human Resources