ROCKWOOL Rainwater Systems builds climate-adaptive cities that manage rainwater intelligently. To achieve this, we use ingenious solutions made from fully circular stone wool that buffer, filter and infiltrate rainwater.

Binnen de GWW infrastructuur zijn wij als marktleider in Nederland dé adviseur voor afwateringsvraagstukken. Innovatie, duurzaamheid en veiligheid vormen hierbij de basis van ons beleid en assortiment. Ons assortiment onderscheidt zich door een ruime keuze in zowel punt- als lijnafwatering en alle soorten van toegangssystemen zoals putafdekkingen en luiken. Binnen ons AquaCare assortiment vind u klimaat adaptieve producten met de nadruk op schoner (gefilterd) water infiltreren en zo zorgdragen voor de toekomst en ondergrondse systemen langer laten functioneren. Binnen de afwateringsmarkt zijn wij de toonaangevende organisatie als het gaat om certificering op zowel product-, management- en milieu niveau.

Technical Training Centre South (TOZ) is a leading training institute for technical, construction, and infrastructure training, safety training, and practice-oriented certifications. From our location in Kelpen-Oler, we train both new and experienced professionals who contribute to a safe, sustainable, and future-proof infrastructure. At a time when the energy transition and technical innovation are happening faster than ever, TOZ offers a wide range of training courses: from vocational training (MBO) and short retraining programs to safety modules, NEN training, soft skills, and customized programs for companies. Our practical training spaces, modern theory classrooms, and our own KIAD training area provide realistic learning situations where learning by doing is central. Our mission is to train people to become professionals who can work safely, professionally, and confidently within the infrastructure, construction, and technology sectors, as well as beyond. We focus on personal growth, attention, and flexibility, so that every student feels valued and can develop in a way that suits their talents. Through intensive collaboration with businesses, regional training centers, employment agencies, and partners in the region, we provide training programs that seamlessly align with practical application and current industry demands. This way, we deliver well-trained, motivated professionals who are immediately employable. TOZ stands for craftsmanship, safety, collaboration, and growth. With a team of experienced specialists and modern facilities, we contribute daily to keeping our society running by training the technical professionals of tomorrow. Together, we make a difference.

Van Geleuken Infra is a leading family business with over 40 years of experience in underground infrastructure. From our locations in Kelpen-Oler and Maastricht, we work daily on the construction, maintenance, and management of cable and pipeline networks for gas, water, and electricity. With a dedicated team and modern equipment, we deliver high-quality, reliable, and innovative solutions that contribute to a well-functioning infrastructure in the Netherlands. In a world where the energy transition, safety requirements, and legislation are constantly changing, Van Geleuken Infra continues to evolve. We actively respond to these changes by investing in our people, resources, and working methods. Through training, practical experience, and personal development, we ensure that our employees grow with the market and are ready for the challenges of tomorrow. Our activities focus on realizing reliable underground networks, from distribution lines to house connections. Quality, safety, and efficiency are central to this. Working safely is an integral part of our corporate culture and forms the basis of everything we do. Our mission is to contribute to a better society by optimizing the underground network. Driven by this ambition, we strive to excel in delivering flexible, innovative, and high-quality solutions for our clients. Collaboration is central to our approach. By working closely with clients, partners, and colleagues, we realize projects efficiently and sustainably. We believe that success stems from connection, commitment, and mutual trust. As a team, we work hard on great projects, but we also celebrate our successes together. Van Geleuken Infra stands for quality, reliability, collaboration, and growth. With our knowledge, experience, and commitment, we contribute daily to the infrastructure of the future. Together, we are building a safe, sustainable, and future-proof society.

Your wholesaler in infrastructure and installation materials. Van Walraven was founded in 1968 and started with selling pipe clips. From there more and more products were added and the company kept expanding in the Netherlands, nowadays we supply almost everything that has to do with water from supply to drainage, valves, sanitary, HVAC, PPE, tools and offer services like pre-fabrication and rental. Recently we have also added products for electrical engineering. Our products are used for civil, commercial, industrial, infrastructural, marine & offshore and residential applications.

Sinds 1962 is vandervalk+degroot uitgegroeid tot marktleider op het gebied van rioleringsbeheer, reiniging, inspectie en renovatie van uiteenlopende infrastructurele werken. De nieuwe tijd vraagt om nieuwe werkwijzen en contractvormen. vandervalk+degroot is actief in Rioleringsbeheer en heeft kennis in huis over assetmanagement van rioleringssystemen. We voeren opdrachten uit voor overheden, ondernemingen en particulieren. Een van de unieke zaken van ons bedrijf is dat ons materieel in eigen beheer wordt gebouwd en onderhouden door Grootvalk bv, onze materieelbeheer afdeling. Onze kernwaarden zijn vakmanschap, veiligheid, vertrouwen en innovatie. Verspreid over 11 vestigingen in Nederland staan de 350 medewerkers elke dag weer klaar voor onze kwaliteitsdienstverlening. vandervalk+degroot "innovatief ondergronds".