DVTadvies
Hans Schallig currently serves as a Commissioning Manager at Croonwolter&dros since January 2025 and as a Project Manager / Advisor in installatietechniek at DVTadvies | ingenieurs en inspecteurs since April 2023, focusing on the design and execution phases of mechanical and electrical building installations. Previously, Hans held roles including Advisor installatietechniek / MEP-Coordinator at Ballast Nedam, where responsibilities included assessing design documents and overseeing project collaborations, and Technical Manager at Omexom and Volker Energy Solutions, where Hans specialized in translating specifications into workable packages and ensuring design oversight. Hans has a diverse background spanning several other technical and advisory roles across multiple organizations, as well as a comprehensive education in project management and installatietechniek from various institutions.
DVTadvies
DVTadvies is a leading integral advising and inspection company in the field of corporate housing, fire safety, data centres and sustainability. From our headquarters in Utrecht and our location in Rotterdam, our specialists work in various projects every day. Ensuring safety and delivering the agreed quality are paramount. We work throughout the Netherlands. Our advisors make a difference by their integrity, quality, expertise and experience. DVTadvies works with a certified management system. Our quality system is ISO-9001 certified. Our environmental policy is ISO-14001 certified. Our information security is ISO-27001 certified, and our safety is VCA** certified. At DVTadvies, professionalism is very important. You are central as a client and we always do more than people think and expect, across a broad range of services. At the same time, we also have a pleasant no-nonsense culture, with a very flat organisation and motivated, hard-working and fun colleagues. We are a close-knit team and believe in the power of collaboration, craftsmanship and integrity. We have been known for this since we were founded in 2002.