Specialized Construction Activities in
Wollerau

Baufix GmbH

Since 2006 · 1–10 empl.·5.0(9)

The core activity of Baufix GmbH encompasses comprehensive renovation and refurbishment work in the field of real estate, including: general renovation work, building services (heating, plumbing, electrical installations), metal construction and welding work, painting and plastering work, flooring, kitchen and bathroom remodeling and renovation, as well as garden and landscape design. The company also offers planning and consulting services, including energy efficiency and sustainability solutions.

Bex Bau GmbH

Since 2022 · 1–10 empl.·5.0(13)

The core activity of Bex Bau GmbH is the surface treatment and preparation of various floor materials, in particular: grinding of high-strength concrete, anhydrite, cast asphalt and other materials; creation of terrazzo effects through grinding and sealing; preparation of surfaces for the application of floor coverings, resins, tiles and paints; removal of contaminants, coatings and markings; and shot blasting to create skid resistance on roads, industrial halls, runways and sidewalks. The company offers its services for various fields of application, including residential, commercial, industrial and inner courtyards of residential estates.

BA-Anker Technik GmbH

Since 2010 · 1–10 empl.

The core activity of BA-Anker Technik GmbH is the development, manufacture and distribution of penetration-free fastening techniques, in particular the BA-Anker system, for the reinforcement of concrete inner shells and installations in tunnel construction.

Geowork Group AG

Since 1979 · 11–20 empl.·4.0(3)

The core activity of Geowork Group AG is providing specialized solutions for difficult and remote access work in various industries, including geotechnical, industrial, commercial and residential projects. The company offers services in the fields of geotechnics, construction and maintenance and has specialized departments for different industries.

Haxa Group AG

Since 2025 · 1–10 empl.

Haxa Group AG is a trades company offering painting, plastering and façade services. Its services include interior and exterior painting, plaster and drywall work, façade insulation (WDVS/thermal insulation systems), renovations and crack repairs.

Aquaworks & Partner GmbH

Since 2026 · 1–10 empl.

Aquaworks & Partner GmbH provides planning and installation services for sanitary pre-wall and partition wall systems. The company also carries out boarding, insulation filling, and smaller service and repair work.

Vanoli Carlo AG, Bauunternehmung, Thalwil, Zweigniederlassung Wollerau

Since 1981 · 1–10 empl.

Grossmann AG Industrie- und Unterlagsböden

Since 1992 · 1–10 empl.

Lisü Sonnenschutz, Markus Lehnherr

Since 1994 · 1–10 empl.

TBB Technische Bauten Bruder

Since 2001 · 1–10 empl.

KMB.Lift GmbH

Since 2019 · 1–10 empl.

PRO-ELEVATE GmbH

Since 2020 · 1–10 empl.