Construction & Project Management in
Wollerau

B-S-S Baumanagement AG

Since 2010 · 21–50 empl.

The company provides construction management services, including project planning, cost planning, tendering and awarding, scheduling, construction management and cost management, as well as commissioning. It supports clients in the implementation of construction projects and offers consulting, project assistance and administration.

MK Projekte AG

Since 2011 · 11–20 empl.

The core activity of MK Projekte AG is the project organization, preparation and implementation of larger, demanding construction projects, including project management, project control, client representation, client consulting and construction management.

Baudiagnostik Eugster GmbH

Since 2017 · 1–10 empl.

The core activity of Baudiagnostik Eugster GmbH is the implementation of building diagnostics, i.e. the examination and evaluation of buildings and structures with regard to their building fabric, damage and defects.

ZGS Schweiz GmbH

Since 2022 · 11–20 empl.

The company's core activity is the development, production and rental of temporary access and entry solutions as well as ground protection solutions, in particular mobile construction roads, ground protection plates and systems, for various industries such as construction, wind energy, events and logistics.

ASTRONERGY SWITZERLAND GmbH

Since 2024 · 1–10 empl.

ASTRONERGY SWITZERLAND GmbH is a photovoltaic company specializing in the development, manufacture and sale of high-efficiency crystalline silicon solar cells and modules. It supplies monofacial and bifacial ASTRO-series modules for utility-scale, commercial/industrial and residential installations and provides related product support and services.

Bucher Bautreuhand GmbH

Since 2023 · 1–10 empl.·4.0(4)

The core activity of Bucher Bautreuhand is the provision of construction management and construction economics services for building owners and architects. This includes in particular: Construction Management: cost management, schedule management, risk management, quality management, project control, planning and construction site coordination, tenders, bid evaluations and contract management; Construction Economics: economic feasibility studies, estimates of property values, consulting in various areas of construction economics; Consulting: supporting building owners in realizing their ideas, advising in early planning phases on the use and management of properties. The company offers these services as a direct contractor, ARGE partner with architects or as a freelancer and supports building owners in realizing their projects.

Bauwerk Consulting AG

Since 2022 · 1–10 empl.·4.0(1)

The core activity of Bauwerk Consulting AG is the provision of construction services, particularly in the area of new and renovation projects, with a focus on high-quality, flawless and timely execution of construction projects.

Dzabir Bauunternehmung AG

Since 2025 · 1–10 empl.

Dzabir Bauunternehmung AG is a construction company focused on formwork, renovation and conversion work, concrete construction, and masonry. It also provides construction coordination and supports projects from planning through completion.

Sihl Bau GmbH

Since 2025 · 1–10 empl.

Sihl Bau GmbH is a construction and project management company offering services in construction management, client representation, local site supervision, renovations and redevelopment, quality assurance, and project development. The company supports building projects from planning through execution with a focus on quality, transparency, and efficiency.

Menn Engineering AG

Since 1992 · 1–10 empl.

Grossmann AG Industrie- und Unterlagsböden

Since 1992 · 1–10 empl.

Winnova GmbH

Since 1996 · 1–10 empl.