Adeltek Oy - Reliable and professional service since 2005 Adeltek Oy offers professional service in the construction industry. We build and renovate small and medium-sized objects according to your wishes. From us, you will get an entity designed for your needs with professionalism and high-quality implementation, on the agreed schedule. The plumbing and electrical work required for construction or renovation is handled by our partners. If necessary, we will implement your new project on a turnkey basis. Our services also include Earthworks services with demountables and help platforms. Feel free to contact us and we will design an entity according to your needs.