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".

Bauingenieure Haller & Partner AG (BHP) , based in Oberwil, Basel-Landschaft, is your experienced partner for structural engineering, building construction, civil engineering, and bridge engineering in the Basel region. For over 20 years, we have been delivering sustainable, economical, and innovative construction projects for private, commercial, and public clients. Our team of specialized civil engineers and CAD professionals plans and supports construction projects from concept development through to execution—whether for industrial facilities, residential buildings, infrastructure projects, or specialized structures. We place strong emphasis on the highest safety standards, cost control, and on-time project delivery. As a local engineering firm in Oberwil BL, we have in-depth knowledge of regional building regulations and implement them efficiently. Our services also include seismic engineering and geotechnical engineering to ensure your structures are safe, stable, and durable. Rely on the expertise of Bauingenieure Haller & Partner AG for your construction projects in Basel-Landschaft and the surrounding region—providing professional planning, reliable execution, and tailored engineering solutions. What we offer: • Structural engineering and statics for building and civil engineering projects • Project planning and construction management for private, commercial, and public developments • Design of structures made of concrete, steel, masonry, and timber • Bridge and infrastructure projects, industrial buildings, and residential developments • Structural maintenance, inspections, and seismic/geotechnical engineering services • Comprehensive project support from concept design to construction, with a focus on safety, quality, cost control, and schedule reliability We look forward to supporting your construction project with expertise and reliability. Your Haller & Partner AG Team

Sehr zufrieden mit der Arbeit. Sehr zuverlässig und kompetent. Der Umbau unserer Wohnung entspricht total unseren Erwartungen. Können wir nur weiterempfehlen.

Ich habe für meinen Garten Travertin bestellt. Ich bin mit dem Produkt sehr zufrieden und die Lieferung ging sehr schnell (2 Wochen). Kundenservice war ebenfalls sehr gut. Vielen Dank!