Construction & Project Management in
Amriswil

Raumwerk AG

Since 2001 · 21–50 empl.·3.8(6)

The core activity of raumwerk ag is the execution of construction processes as a general contractor, including project development, building permit procedures, implementation phase and project handover, with the aim of providing customers with a secure, transparent and high-quality execution.

RaumUnion Support AG

Since 1999 · 1–10 empl.

The core activity of RaumUnion AG is the planning and realization of construction projects, particularly in the fields of architecture and construction management. The company offers comprehensive services, including project development, general planning, general and total contractor services, as well as project and construction management. It supports various target groups, such as institutional investors, real estate funds, private investors, the public sector, foundations, and cooperatives, in the realization of construction projects.

maier baumanagement ag

Since 2008 · 1–10 empl.

maier baumanagement ag is a construction and project management firm offering construction management services such as quantity take-offs, preparation of tender documents, contract drafting, construction supervision and cost monitoring. Services include site supervision, material control, coordination of contractors, scheduling, handovers and acceptance of warranty work, invoicing and expert reports.

Construct Baumanagement GmbH

Since 2016 · 1–10 empl.·5.0(2)

The core activity of Construct Baumanagement GmbH is construction management, particularly the planning, control and monitoring of construction projects. The company offers comprehensive services to building owners and architects to ensure a smooth construction phase. The core activities include construction management, project management, construction supervision and administration.

Krattiger Konzept AG

Since 2025 · 1–10 empl.

Krattiger Konzept AG is part of a family-owned company focused on individually planned and efficiently produced timber solutions. The company provides new construction, renovations, façades, interior fit-out, and general and total contracting services.

Heinz Giger GmbH

Since 2004 · 1–10 empl.·5.0(1)

The core activity of Heinz Giger GmbH is the provision of services in the field of architecture and construction management, including construction supervision, cost management, consulting and planning of new buildings, conversions, renovations and public buildings.

RN Immobilien AG

Since 2015 · 1–10 empl.

Musliu Engineering

Since 2020 · 1–10 empl.

JN Immoinvest GmbH

Since 2025 · 1–10 empl.

SDH Architektur AG

Since 2025 · 1–10 empl.

Maletic Baurealisation & Beratung GmbH, Zweigniederlassung Amriswil

Since 2026 · 1–10 empl.

ZID-MONT & PARTNER GmbH

Since 2026 · 1–10 empl.