COMPANY SERVICES HEAT PUMPS GALLERY CONTACT INFORMATION Svennen's Oy is a company focused on construction and real estate technology. We serve our customers in all matters related to real estate, from construction to real estate maintenance. Our clientele consists of private individuals, real estate and housing companies, communities and companies. Satisfaction is guaranteed by satisfied customers. Svennen's Oy | Oppipojantie 2 | 04500 Kellokoski pp. 09 271 0705 By: gsik.fi