Ask the Expert

Erik Tiemensma, Sales Knowledge Manager, has over 20 years of experience in flow and pressure measurement and control for gas, liquid and vapour. For many years Erik worked as Sales Engineer supporting worldwide sales channels in finding the best solutions for customers’ applications. At Bronkhorst we are convinced that sharing experiences and knowledge is an added value for customers, when discussing the most suitable products for their applications. As part of this expert panel, looks forward to your challenging flow or pressure questions.

Jens Enggaard Thuesen, Product Manager at DESMI, has more than 35 years of experience with hydraulic- and transmissions systems. Over the past 17 years Jens has worked in different positions at DESMI’s R&D department. When pumping a liquid – Jens is the expert that is analyzing possible options, difficulties and troubleshooting. He takes great pride in bringing a pump solution that matches the need of the customer. By the end of 1984, Jens completed his Bachelor of Technology Management in the field of hydraulic and transmissions. Afterward, he completed an engineering education and, he gained broad knowledge by combining practice and theory. Through years of experience and gained knowledge & years of experience, product development became a natural part of his work. As he says himself: “The best solutions come up; when practice and theory come together”. 

Eric Heilveil is a 30-year plus veteran in the process instrumentation marketplace. He started out his career working for Emerson Electric and later moved on to work with his current employer Siemens Process Instrumentation Flow Division. Throughout his career in industrial flow measurement he has held positions as a field service manager, a field sales manager, application engineer, product line manager, sales and product trainer, among other roles. Eric has worked extensively in the semiconductor, biotech, water and wastewater, food and beverage, automotive, oil and gas, and chemical industries. His current position with Siemens is as a Product Marketing Manager for flow products. Eric holds a dual MBA in marketing and finance. Based in Harleysville, Pennsylvania, throughout his career Eric has been responsible for business development and marketing of the Coriolis, clamp-on ultrasonic, magnetic flow and vortex flow products. He has been expertly selling, managing, consulting, designing, training, marketing and writing about flow measurement and control products that serve industry for his entire career.

Stéphane Dumonceaux is a French “Water-Man”! We can say that water is his life! Mr. Dumonceaux was sailing since he was a child and started out his career working 3 years on the water in the French Navy. He gained 7 years of experience in the hydraulic construction, pump industry, and water treatment in the field of wastewater. After this, he developed a new method for pump stations rehabilitation and invented Direct In-line Pumping for lift stations in a period of 12 years at S.I.D.E. Industrie. Today he is the owner of SIDE Industrie. After years of time spending his time fixing customers their problems in the field of wastewater, he realized that they needed something different. In 2002 he invented and patented the Direct, Intelligent and Clean way to transport wastewater called the DIP System. S.I.D.E Company. The first system has been manufactured and installed in 2003. Now Mr. Dumonceaux spent his time introducing promoting and deploying the DIP System® all over the World. Mr. Dumonceauxand is still working with lots of passion in improving the vital relationship between humans and water!