Thoenen has been very helpful in the renovation process of my chalet.

Isotech Ticino SA A company with more than 60 years of experience in the construction industry, and particularly in waterproofing. In the course of six decades of activity, the company has significantly expanded its client base and the services it offers to them, and today also deals with many other sectors. Bituminous waterproofing Liquid plastic waterproofing Working joints Mastic joints Rigid waterproofing Injections Concrete restoration Static reinforcement with carbon slats Fire protection Anti-vibration carpets Anti-seismic carpets Flooring Draining natural stone paving Footpaths for old people's homes Anti-trauma flooring for playgrounds Flooring for Street Workout and Parkour Anti-trauma flooring for courtyards and gardens Sports Flooring Synthetic Grass Sports Flooring Gymnasium and Crossfit flooring Sports flooring for terraces and flat roofs Industrial flooring Giomoflex® granulate flooring Sports flooring for padel Drone surveys Project assistance

Please ask for Site Supervisor Patrick Seiler Toni Seiler Baugeschaeft AG was founded 1993 in Oberwil. The company engages about 15 employees and is a family business. Our fields of activity are both, customer masonry work, as well as building construction and civil engineering works: · Annex and modification of existing buildings · Restoration of single and multi-family houses · Add panels · All customer masonry works · Concrete refurbishment · Maintenance of common external areas (walls, front ports with composite stones, garage drive ways, perch etc.) · Road construction · Fire protection (certified processor) · Civil engineering surface · Civil engineering underground · Masonry works · Annex to existing buildings · Modifications · Restoration of single and multi-family houses · Kitchen restoration · Bath restoration · Customer mason · Exposed brickwork · Concrete refurbishment · Formwork and concrete works · Bearing walls with steel support · Fireplace restoration · Abrasions · Storefront insulation · Storefront patchwork · Storefront renovations · Storefront isolation · Plastering · Dust protection walls for dust-free constructions · Sealing of floors, walls, ceilings and joints · Winter garden fundament · Winter garden base · Exterior staircase with natural or artificial stone covering · Breakthroughs · Wall breakthroughs · Demolition · Maintenance of common external areas such as: · Walls, front ports with composite stones, garage drive ways, perch · Plant management construction · Plant management · Sewerage · Sewer rehabilitation · Composite stones · Natural stones Personal advice, professional planning and execution characterizes reflects ourselves, true and links us to our slogan "Building with Seiler".