General Contractors in
Richterswil

Urs Rusterholz

Since 1991 · 1–10 empl.·4.3(18)

Urs Rusterholz provides electronic and mechanical security solutions together with locksmith services and a 24-hour emergency service. Offerings include locking systems, access control, mechanical reinforcements, alarm systems, safes, system planning, installation and repairs.

AVAG Group AG

Since 2017 · 1–10 empl.·5.0(5)

The core activity of AVAG Group AG is the provision of services in the fields of construction, building technology and real estate services. Specifically, this includes: Construction: planning and execution of construction projects Building technology: installation and maintenance of heating, plumbing and refrigeration systems Real estate services: services in the field of property management and maintenance. The company thus offers a comprehensive range of services for the planning, execution and maintenance of real estate.

Hatt Partner Architekten AG

Since 2023 · 11–20 empl.

The core activity of HATT Partner Architekten AG is the planning and realization of construction projects, including architecture, design, execution and construction management, with a focus on sustainable, cost-effective and innovative solutions.

Markus Weilenmann Holzbau

Since 2017 · 1–10 empl.

Markus Weilenmann Holzbau provides timber construction services. The website contains only very limited information and does not describe further specific services.

Peter & Partner Architekten AG

Since 2000 · 1–10 empl.·5.0(1)

The core activity of Peter & Partner Architekten AG is the planning and realization of construction projects, including architecture, construction management and general contracting, for private and institutional clients, with a focus on multi-family homes, single-family homes, commercial and industrial buildings, conversions and renovations.

B&P Baupartner - Olusoji

Since 2025 · 1–10 empl.

B&P Baupartner - Olusoji provides services for construction projects, including site management, project and construction management, and client representation. The company supports customers from planning and tendering through coordination and execution to handover.

ARYAN architecture GmbH

Since 1999 · 1–10 empl.

Gasser Allround GmbH

Since 2010 · 1–10 empl.

H & H Real Estate AG

Since 2011 · 1–10 empl.

Mulinon GU AG

Since 2017 · 1–10 empl.

A. Badertscher Akkord GmbH

Since 2019 · 1–10 empl.

G+K Immokonstrukt GmbH

Since 2025 · 1–10 empl.