Glassman Events

Harmen J. Kielstra

Managing Director

CelSian Glass & Solar BV

Harmen J. Kielstra

Since September 2016, Harmen is Managing Director of CelSian Glass & Solar BV.

CelSian is born out of TNO Glass Group in 2012, and is independently dedicated to the worldwide glass industry. Our engineers support glass manufacturers, furnace designers and other suppliers with data analytics, process measurements and software simulations. Our industry leading software GTM-x is widely used to optimize furnace design and glass manufacturing. Next to that, the CelSian Academy have trained over 2000 participants from the glass industry around the world.

Harmen has a master degree in Business Administration from State University Groningen, The Netherlands. He worked over 15 years for a leading coatings company in The Netherlands and the United Kingdom. Since 2016 he is responsible for CelSian as managing director, leading the transition from governmental research institute to glass engineering consultancy.

Harmen J. Kielstra will be speaking at:

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