Engineer in
Altstätten SG
26 companies in Engineer based in Altstätten SG — name and year of registration from the commercial register. The list below shows them all.
All 26 companies in Altstätten SG
S&S Lichtgestalter GmbH
Since 2014 · 1–10 empl.5.0(14)
The core activity of S&S Elektrodesign is the planning, consulting and implementation of lighting solutions, including the selection and implementation of lighting systems and components for various projects, as well as the sale of lighting products in their showroom and through their catalog.
Missaggia Engineering GmbH
Since 2002 · 1–10 empl.
Missaggia Engineering GmbH is an engineering firm specialising in industrial automation, robotics and special-purpose machine construction. It plans and implements automation projects and develops software, hardware, and mechatronic assemblies and devices.
Elektrobüro AG
Since 2005 · 1–10 empl.
Elektrobüro AG provides electrical inspection services, energy-supply planning and electrical installation design. Its services include periodic and acceptance inspections, network quality assessments, thermographic measurements and device testing, as well as planning and project management for building automation, security systems, photovoltaic installations and charging infrastructure.
AdSimuTec GmbH
Since 2016 · 1–10 empl.
The core activity of AdSimuTec GmbH is the provision of engineering services in the field of numerical simulation. The company positions itself as a specialist in this field and offers tailored simulation solutions to meet the needs of its customers.
Heim Drilling Support-Equipment AG
Since 2016 · 1–10 empl.
The core activity of Heim Drilling Support & Equipment AG is the planning, measurement, consulting, implementation and quality assurance of geothermal systems, particularly in the field of shallow geothermal energy. This specifically includes: hydrogeological preliminary investigations and consulting, planning and simulation of ground probe systems, measurement technology such as thermal response tests, temperature and pressure measurement, as well as camera inspection of ground heat probes, sizing and optimization of ground probe systems, and creation of temperature certificates. The company supports customers in every project phase in the implementation of geothermal systems.
Hosokawa Alpine Switzerland GmbH
Since 2022 · 1–10 empl.
Hosokawa Alpine Switzerland GmbH provides services in mechanical process engineering and blown film extrusion. Its activities include consulting, sales consultancy, brokerage, and the maintenance, analysis and repair of machinery and systems.
Isantin GmbH
Since 2019 · 1–10 empl.
The core activity of Isantin is the development and production of high-performance sliding technology for various winter sports equipment, particularly as an environmentally friendly alternative to harmful waxes.

HPT Solutions AG
Since 2005 · 11–20 empl.5.0(2)
HPT Solutions AG develops and markets precise, interconnected measurement systems for quality assurance in geothermal energy – from the drilling process through backfilling to leak testing. The product portfolio includes backfill measurement devices, pressure testing devices, cloud-based drilling data loggers, devices for performing Thermal Response Tests (TRT), ground-penetrating radar systems as well as a wide range of accessories. The offering is complemented by a cloud platform hosted in Europe for central storage, evaluation, and documentation of the measurement data.
Oeler AG
Since 1967 · 1–10 empl.4.1(8)
The core activity of Oeler AG Strassenbau is the execution of road construction work, in particular the construction and maintenance of traffic infrastructure such as roads, paths and squares. This includes, among other things: surfacing work (asphalting, paving, etc.), natural and composite stone paving, drainage, and repairs and recycling of roads and paths. The company offers its services as a competent partner for building owners, architects, the public sector and other clients.
Florian Oeler GmbH
Since 2017 · 1–10 empl.4.1(8)
Florian Oeler GmbH is a construction company providing road construction and surfacing services, including asphalt works, natural and interlocking stone paving, as well as sewerage and repair works. The company also carries out recycling work and operates a fleet of heavy machinery for excavation, paving and compaction.
Gerster Gebäudetechnik AG
Since 1985 · 1–10 empl.5.0(1)
The core activity of Gerster Gebäudetechnik is the planning and consulting of systems in the field of building technology, particularly in the areas of heating, cooling, ventilation, climate control and sanitation for the residential, home, school, hospitality, commercial and industrial sectors.
fairtec AG
Since 2025 · 1–10 empl.
fairtec AG provides trade fair and metal construction engineering services. The company plans, builds, stores, and assembles or dismantles bespoke exhibition stands, pavilions, event structures, and exhibition buildings.
Ling Sommerfeld Dental Consulting & Education GmbH
Since 2025 · 1–10 empl.
Ling Sommerfeld Dental Consulting & Education GmbH provides digital dental solutions, consulting, and training for dental practices and dental laboratories. The company works with fully digital workflows and supports digital case processing, prosthetics, and dental restorations.
Smartifytec AG
Since 1978 · 1–10 empl.
Smartifytec AG plans and implements intelligent building automation for lighting, heating, security and energy. The company also offers solutions for smart homes, energy integration and network infrastructure.
heeb project gmbh
Since 2016 · 1–10 empl.
heeb project gmbh produces 3D execution plans using HiCAD and provides visualization, building-permit drawings, system sections, site measurement, production and assembly planning, parts lists, and STP/DXF exports.
Lüchinger, Gasser + Partner AG
Since 1994 · 1–10 empl.
design4mation by reno schmidt interior design & architecture
Since 2006 · 1–10 empl.
Glimmi Inh. M. Bützer
Since 2009 · 1–10 empl.
Jutoo AG
Since 2009 · 1–10 empl.
Brocker Consulting
Since 2015 · 1–10 empl.
ACS Access Consulting Switzerland GmbH
Since 2019 · 1–10 empl.
Waldbach Herbert
Since 2024 · 1–10 empl.
Proengsys Automation GmbH
Since 2024 · 1–10 empl.
ProLead Service GmbH
Since 2025 · 1–10 empl.
RSPlan Bauingenieure GmbH
Since 2025 · 1–10 empl.
Nikola Cubranovic
Since 2025 · 1–10 empl.
Engineer in Altstätten SG
Engineer in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of November 5, 2026
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