Sptr-Asennus Oy | Home | Network of Professionals | Engineering | Rapid Prototyping | References | Contact Us | Construction and installation services worldwide We do demanding superstructures and building installations. Company Sptr Asennus Oy is globaly operating installation company. It is known by it's perfectly organized work-flow and it's higly professional employees. Services Sptr Asennus Oy has done most demanding steel structure and building installations in the roughest enviromental conditions over the globe. Contact Us If you have any kind of questions, or need of additional information, please do not hesitate to contact us by email. Sptr-Asennus Oy info@sptr.fi +358 (0)6 412 1221