Koninklijke Metaalunie >
With more than 13,000 members, Koninklijke Metaalunie is the biggest industry organisation for 
small & medium-sized enterprises (SME) in metal.

Vewin is the association of drinking water companies in the Netherlands. 
Its key task is to safeguard the interests of its members in The Hague and Brussels. 

Koninklijk Nederlands Waternetwerk is the independent knowledge network for and by members. 
We stand for exchange of knowledge and experience by means of personal attention and  meetings.

Aquatech >
Aquatech is the world’s leading trade fair in the area of process, drinking and waste water.

TÜV Nederland is a reputable and leading certification and inspection institute in the Netherlands and 
part of the global TÜV Nord Group. TÜV stands for "Technischer Überwachungsverein".

Kiwa is an international quality assurance organisation that is constantly working to improve processes, products,
employees and organisations. We do that by supporting you in certification projects,
but also by offering training, inspection, advice, research and our technology knowhow.

WRAS is a British testing institute covering regulations for drinking water applications to the British standards.

The German association for gas and water. Its primary task is to develop technical rules for the safety and reliability of the gas and water supply. Also certification activities.

Hegawa >
Our company is an all-round supplier of pipe connection fittings for the water and gas market, shipbuilding and the utilities market.

Romacon Petro >
With its high-pressure repair sleeves, tube reinforcement products and drilling clamps, Romacon Petro serves global contractors and oil companies. Romacon Petro has meanwhile established its place in this market by developing and delivering cost-effective and high-quality products.