Building Maintenance in
Wallisellen

Renespa AG

Since 1996 · 1–10 empl.

Renespa AG provides planning and construction services for building renovations, new builds and property analyses, acting as architect, general planner and as general or total contractor. Its services include condition and potential assessments, project planning, cost estimates, construction management and overall project coordination. The company holds ISO 9001 certification.

Opus AG Bauunternehmung

Since 2007 · 11–20 empl.

The core activity of OPUS AG is construction, particularly the planning and execution of construction projects in the Glattal region. The company offers comprehensive construction expertise and covers all phases of a construction project, from planning to execution.

Blumbau AG

Since 2008 · 11–20 empl.

The core activity of Blumbau AG is the provision of services in the construction sector, particularly in the areas of: construction consulting, planning and construction management, plastering, painting, masonry, facade renovation, tile laying, asbestos and hazardous substance removal, fire protection and quality assurance (QSS). The company thus offers a comprehensive range of construction-related services, from planning and consulting to the execution of construction projects.

Ing. K. Balidis Abgasanlagen GmbH

Since 2010 · 1–10 empl.

The core activity of Ing. K. Balidis Abgasanlagen GmbH is the planning, installation and repair of exhaust systems, particularly in the field of chimney construction, for new buildings and renovations.

Wasserhahn Sicherheitstechnik GmbH

Since 2012 · 1–10 empl.

The core activity of Wasserhahn Sicherheitstechnik GmbH is the development and distribution of leak detection devices and safety technology for the prevention of water damage in residential buildings, industrial facilities and commercial properties.

Ferrotekt Steel Protection AG

Since 2014 · 11–20 empl.

The core activity of Ferrotekt Steel Protection AG is the development and application of corrosion protection and fire protection systems for the construction and steel hydraulic engineering industries. The company offers solutions for protecting steel structures, facades and other buildings from corrosion and fire. Specific activities include the manufacture of coating systems, conducting analyses and consulting, as well as the supply of protection systems.

Trachsler + Co

Since 2001 · 1–10 empl.·5.0(5)

The core activity of Trachsler + Co. consists of carrying out chimney sweep work, furnace inspections, repairs and maintenance on heating systems, particularly in the areas of: chimney sweep work (cleaning of wood, oil and gas-fired heating systems), furnace inspections (exhaust gas measurements and periodic inspections of heating systems), repairs and maintenance on heating systems (replacing worn or damaged system parts). The company offers these services for residential, commercial and industrial properties in the Wallisellen region and the Glattal area.

Primoplan AG

Since 2023 · 11–20 empl.

The core activity of Primoplan AG is the planning and realization of new and renovation projects for private and institutional investors and builders in the field of real estate. This includes the design, execution and management of construction projects, where the company acts as a general or total contractor and covers all aspects of the real estate market, from planning to development to management.

Hitz Fassadenpflege AG

Since 1991 · 1–10 empl.·5.0(3)

Hitz Fassadenpflege AG is a company offering façade and surface cleaning services. Services include cleaning and maintenance of metal, glass, concrete, stone, plaster and ceramic façades, hydrophobic treatments, sealing, construction and maintenance cleaning, solar and louver cleaning, plus sale of care products and cleaning systems; work is carried out in accordance with SZFF guidelines.

Exakt Bau GmbH

Since 2020 · 1–10 empl.·5.0(6)

The core activity of Exakt Bau GmbH is the provision of services in the field of renovation, dismantling and chimney renovation, particularly in the Zurich region.

J. Frehner's Söhne AG

Since 2002 · 1–10 empl.·3.3(3)

The core activity of J. Frehners Söhne AG is the planning, execution and maintenance of roof and facade work, including sealing, thermal insulation, green roofing, installation of skylights and solar systems, as well as the renovation, repair and maintenance of roofs and facades.

Hans-Jürg Mauch, Umbauten, Renovationen und Kundenmauern

Since 2014 · 1–10 empl.·5.0(1)

Hans-Jürg Mauch, Umbauten, Renovationen und Kundenmauern provides masonry and renovation services, including conversions, bathroom renovations, restorations, installation of timber‑gypsum lightweight partition walls, and traditional masonry work with formwork, reinforcement and concrete. The proprietor acts as the direct contact and manages projects from order intake and quotation to material procurement and execution.