Aannemingen Janssen nv, with over 80 years of experience, specializes in residential construction, healthcare building, utility construction, industrial construction, and civil engineering works. We take pride in guiding you with no-nonsense support on all fronts, with quality, flexibility, and sustainability as our foundation. For us, construction is more than just a verb; it is a challenge, time and again, where we, as contractors, aim to be your key to a guaranteed high-quality end result.