Specialized Construction Installations in the
Canton of St. Gallen
232 companies in Specialized Construction Installations based in the Canton of St. Gallen — name and year of registration from the commercial register.
50 of 232 companies
SYMA-SYSTEM AG
Since 1967 · 51–100 empl.4.6(20)
SYMA-SYSTEM AG, based in Kirchberg SG, is a Swiss provider of trade fair construction and modular aluminum system technology. SYMA plans and implements individual as well as modular trade fair booths, stand construction and space concepts for exhibitors and organizers. The range of services extends from consulting, design and technical planning to production, logistics, assembly and storage. In addition, SYMA develops and distributes its own modular aluminum systems for trade fair construction, events, showrooms, museums, display cases and industrial applications. Projects are implemented in Switzerland and internationally.
Klarer Fenster AG
Since 1965 · 51–100 empl.4.8(37)
The company's core activity is the production and distribution of windows and doors made from various materials such as wood, metal and plastic.
Visuell-Akustik AG
Since 2006 · 11–20 empl.4.8(28)
The company's core activity is the planning, consulting, sales and installation of sound and multimedia systems for public buildings, companies and private households, particularly in the field of image and sound, including acoustic panels, speakers, media carts, lecterns and other audio and video technology solutions.
bbinsektenschutz GmbH
Since 2007 · 1–10 empl.5.0(88)
The bb insektenschutz GmbH company offers insect protection solutions for windows, doors, and light shafts. The core activities include: on-site consulting and measurement, installation of insect protection products such as fly screens, swing doors, roller shutters, and cat nets, repair and maintenance of insect protection products, and sales of insect protection products such as fly curtains, indoor pleats, and insect sprays. The company offers a wide range of insect protection solutions and focuses on consulting, installation, and maintenance of insect protection products for private customers.
SYMA INTERCONTINENTAL AG
Since 1970 · 51–100 empl.4.6(20)
SYMA INTERCONTINENTAL AG provides exhibition stand construction and modular stand systems, offering design, rental and sale of stands as well as profile-based products such as showcases, lighting and ready-made furniture for events.
Stebro AG
Since 1993 · 11–20 empl.4.9(27)
The core activity of Stebro AG is the planning, installation and maintenance of gate and drive products, particularly garage doors, front doors, frames and drives of the Hörmann brand. The company also offers a 24-hour emergency service and distributes additional products such as machine houses and garden boxes.
Litex AG
Since 1959 · 21–50 empl.4.4(34)
The core activity of LITEX AG is the development and implementation of advertising technology solutions, particularly in the field of outdoor and indoor advertising, including illuminated advertising, digital signage, screen printing, industrial solutions, rebranding, and service and maintenance. The company offers a wide range of services, from consulting and planning to the implementation and maintenance of advertising media, as well as the complex handling of advertising and rebranding projects.
HiFi - TV Kirchhofer AG
Since 2007 · 1–10 empl.4.8(31)
The company HiFi-TV Kirchhofer AG primarily deals with the planning, consulting, installation, and maintenance of audio and video technology as well as surveillance systems for various application areas, including: private homes (image, sound, music in all rooms, music on the go), business premises (business, technology, meeting and conference rooms, trade and commerce), churches and public institutions (churches, sports and leisure facilities), and surveillance systems (surveillance, internet and WLAN, reception technology). The company also offers rental equipment and performs repairs and digitization.
Feuz Gebäudetechnik GmbH
Since 2006 · 21–50 empl.4.6(29)
The core activity of Feuz GmbH is building technology, particularly the planning, installation and maintenance of heating, sanitary and photovoltaic systems, as well as the provision of services in the field of building technology.
A. Wissekerke Tor- und Türsysteme AG
Since 2016 · 1–10 empl.4.9(42)
The company specializes in the manufacture and distribution of gates, doors, windows and roller shutters. In particular, it offers a wide range of front doors, side doors, garage doors, sectional doors and windows in various materials such as wood, aluminum and plastic. Additionally, the company also offers gate drives and a variety of services such as renovations, new construction, service and repairs.
Tiro Ofenbau AG
Since 1986 · 11–20 empl.4.7(46)
The company's core activity is the construction of fireplaces, particularly the planning, consulting and installation of individual heating solutions such as tile stoves, storage heaters and fireplaces, with a focus on sustainability, energy efficiency and design.
John Sanitär AG
Since 2015 · 1–10 empl.4.9(29)
The core activity of John Sanitär AG encompasses the provision of services in the field of sanitary, heating and drainage technology. This includes: Sanitary work (new construction, renovation, maintenance and repairs), heating work (renovation, maintenance and repairs), work related to property drainage (sewer TV, pipe cleaning, unclogging of drains), service and maintenance of heating systems and sanitary facilities, flushing of underfloor heating and maintenance of heating components (pumps, valves, etc.). The company thus offers a comprehensive range of services for the maintenance and repair of sanitary, heating and drainage systems.
Gilgen Storen AG
Since 2017 · 1–10 empl.5.0(38)
The core activity of Gilgen Storen AG is the planning, manufacture and installation of sun protection systems and shading solutions for buildings, including louvre shutters, roller shutters, window shutters, awnings, glass roof systems, conservatory shading and pergola awnings. The company also offers repair services and custom-made solutions.
Bürge Kaminbau
Since 1996 · 11–20 empl.4.7(25)
The core activity of Bürge AG involves the processing of high-quality pre-fabricated components into complex, high-functional systems, particularly in the areas of geothermal drilling, chimney construction, silencers, residential heating and chimney systems. The company also offers special custom-made products and in-house developments, and has a department dedicated to geothermal drilling.
TCA Thermoclima AG
Since 1975 · 51–100 empl.4.1(21)
The core activity of TCA Thermoclima is the distribution and sale of air conditioning systems and heat pumps, particularly from Japanese and European manufacturers such as Daikin, Panasonic, Aermec and Heliotherm. The company also offers comprehensive services including installation, maintenance, repair and maintenance of air conditioning systems, heat pumps and industrial refrigeration systems.
Avoro AG
Since 2016 · 11–20 empl.5.0(19)
The core activity of Avoro AG is the development and manufacture of innovative floor heating and wall heating dry construction systems, as well as prefabrication and assembly support for building technicians and pipe fitters. The company also offers special custom-made products for building technology and industry and has certified welders for steel and stainless steel work.
A - Z Montagen + Kaminbau AG
Since 1988 · 1–10 empl.4.6(29)
A - Z Montagen + Kaminbau AG is a company for stove construction and chimney systems. Its services include the sale, custom supply and installation of wood and pellet stoves, soapstone stoves and fireplaces, manufacture of special chimney parts in the company workshop, whirlpool sales and maintenance, and a showroom displaying more than 50 stoves.
Vinox GmbH
Since 2023 · 11–20 empl.5.0(34)
The core activity of Vinox GmbH is the planning, consulting, sales and execution of refrigeration, air conditioning and heat pump solutions, as well as the implementation of installation work, pipe construction and CNS welding processes in the field of refrigeration and air conditioning technology in Switzerland.
Gschwend Kältech GmbH
Since 2020 · 1–10 empl.5.0(43)
Sanolux GmbH
Since 2002 · 1–10 empl.4.4(28)
The core activity of Sanolux GmbH is the distribution of high-quality wellness products, particularly in the area of bath, shower and whirlpool systems, as well as related products such as steam showers, bathroom heaters, shower partitions and bathroom furniture. This also includes the sale, consulting and installation service for these products.
Holzöfe Tobias Rutz
Since 2013 · 1–10 empl.5.0(20)
The core activity of Holzöfe Tobias Rutz is the development, manufacture and restoration of wood-fired heating systems, particularly storage heaters, steel stoves, tile stoves, fireplaces and wood-burning stoves. The company also offers service and repair work on these systems and has its own metalworking shop for the production of metal products.
Arpagaus Storen GmbH
Since 2019 · 1–10 empl.5.0(15)
The core activity of Arpagaus Storen GmbH is the planning, consulting, delivery and installation of sun and weather protection solutions, including awnings, roller shutters, sun awnings, sun sails, window shutters, sun umbrellas, insect screens and indoor products.
Gebr. Huser AG
Since 1995 · 1–10 empl.4.9(10)
Gebr. Huser AG provides sales and service for tractors, agricultural and municipal machinery, and motor and forestry equipment. The company performs repairs, hay-crane service, hydraulic-hose service, metal fabrication and locksmith work, and sells spare parts and small equipment through its shop.
Kolb Montagen
Since 2016 · 1–10 empl.4.9(15)
Kolb Montagen provides assembly and revision services and offers capabilities in mechanical engineering, metalworking, motor rewinding and electrical control systems. Services include CNC manufacturing, component assembly, engineering support (CAD design) and various surface treatments.
engeler ag Heizung-Sanitär
Since 1977 · 1–10 empl.5.0(8)
The company provides services in the field of building technology, particularly in the planning and execution of energy and building technology systems, as well as in heating technology for new buildings, renovations and refurbishments.
TK Aufzüge AG, Zweigniederlassung St. Gallen
Since 2001 · 1–10 empl.4.8(5)
TK Aufzüge AG, Zweigniederlassung St. Gallen provides installation, modernization and manufacturer‑independent maintenance and repair services for elevators, escalators and moving walks. The portfolio includes new elevator products (e.g. EOX, TWIN, Momentum), home lifts, emergency call/4G upgrade solutions, digital service tools and a 24/7 fault reporting service.
KATEC GmbH
Since 1998 · 1–10 empl.4.6(16)
The core activity of Tiba Katec is the planning, consulting, installation and maintenance of wood-fired systems, in particular chimneys, fireplaces, storage heaters, pellet stoves, wood stoves and pizza ovens.
Kühne Wärmetechnik GmbH
Since 2013 · 1–10 empl.5.0(7)
Kühne Wärmetechnik GmbH provides heating and burner services, including maintenance and commissioning of heaters, burners and control systems for various heating technologies. Services include heating installations, heat pump service, chimney and stove construction, chimney sweeping, and a 24‑hour emergency service.
Helvetherm GmbH
Since 2013 · 1–10 empl.4.9(8)
Helvetherm GmbH sells and installs heat pump systems, with a focus on Panasonic Aquarea models, and supplies related hot-water and buffer storage solutions. The company provides consulting, turnkey installation and refrigeration work, support for permit and subsidy applications, and arranges FWS certification after installation.
Engeo AG
Since 1999 · 11–20 empl.4.8(5)
The core activity of Engeo AG is the development, construction and maintenance of geothermal systems, particularly ground-source heat exchanger systems, as well as the provision of engineering services and services in the field of geothermal energy. This includes, among other things: * The development and distribution of test automats and measuring devices for geothermal systems * The planning, execution and maintenance of ground-source heat exchanger systems and brine circuits * The performance of Thermal Response Tests (TRT) and other measurements for the analysis and optimization of geothermal systems * The provision of engineering services, such as the sizing, quality assurance and measurement of geothermal systems * The development of special equipment and solutions for geothermal energy The company positions itself as a specialist in the use of geothermal energy for heating, air conditioning and hot water preparation of buildings.
Bamert Spenglerei GmbH
Since 2004 · 1–10 empl.5.0(4)
The core activity of Bamert Spenglerei GmbH encompasses the areas of sheet metal work, facade construction, sanitary installations, heating, fire protection and gas depot. Specifically, the company offers services such as sheet metal work, facade construction, flat roof construction, sanitary installations, chimney systems, heating systems, gas flash systems, fire extinguishers, snow retention systems, roof cleaning systems, gutter heating and fire protection solutions.
Hämmerli & Stadelmann Kälte- & Klimatechnik AG
Since 1987 · 1–10 empl.
Hämmerli & Stadelmann Kälte- & Klimatechnik AG plans, delivers and services refrigeration, air-conditioning and energy technology solutions. The company offers refrigeration systems, climate solutions, cold room construction, temperature monitoring, as well as service, maintenance and emergency support.
G. Seiz AG
Since 1987 · 1–10 empl.
The core activity of G. Seiz AG is the planning, installation and renovation of heating, ventilation and sanitary systems, particularly in the area of controlled residential ventilation, pipeline construction, chimney construction and the conversion or renovation of sanitary facilities.
Roja Naturofen AG
Since 1990 · 1–10 empl.
The core activity of Roja Naturofen AG is the manufacture of fireplaces, particularly the planning, production and installation of handmade fireplaces and chimneys tailored to the individual needs and living style of customers.
Keller Lufttechnik AG
Since 1991 · 11–20 empl.
The core activity of Keller Lufttechnik is the development, manufacture and distribution of industrial dust extraction systems, with the aim of providing clean air in the workplace and thus improving the health of employees, the longevity of buildings and systems, and the quality of products.
FEKA-Energiesysteme AG
Since 1992 · 1–10 empl.
The core activity of FEKA is the development and implementation of wastewater heat recovery systems (AWRG) for energy generation from wastewater in buildings.
Frigel AG
Since 1994 · 51–100 empl.
The core activity of FRIGEL AG is the planning, development, assembly and maintenance of solutions in the field of refrigeration technology, air conditioning systems and cold room construction. This includes in particular the areas of: cold room construction, refrigeration technology, cooling equipment (such as refrigerators, cooling cabinets) and climate solutions (such as air conditioning systems). The company also offers services such as 24/7 service, maintenance and repair of systems.
CV AG
Since 1996 · 1–10 empl.
The core activity of CV AG is the provision of industrial services and assembly, particularly in the field of plant construction. This includes the execution of assembly, repair and maintenance services, as well as revisions during downtime, maintenance and the execution of turnkey projects in various industries such as metallurgy, cement industry, paper and pulp industry, food industry, hydro, KVA and nuclear power plants.
Heliobus AG
Since 1999 · 11–20 empl.
The core activity of Heliobus AG is the planning and distribution of daylight systems, in particular the development, manufacture and installation of mirror shafts and other daylight-based solutions for cellar construction and building lighting.
Zimmermann Messtechnik AG
Since 1999 · 1–10 empl.
The core activity of Zimmermann Messtechnik AG is the development and manufacture of solutions for cleanroom measurement technology, particularly particle measurements, as well as the sale and optimization of clean air technology systems (RLT systems) through its subsidiary Zimmermann Reinlufttechnik AG.
Fliesenpool GmbH
Since 2000 · 21–50 empl.
The company is a craft business specializing in the areas of tiles, natural stones, renovation, oven construction, ceramic facades, wellness and service. The core activity of the company consists of planning, consulting, sales and installation of high-quality products and services in the areas of bathrooms, kitchens and living rooms.
Micro-Epsilon (Swiss) AG
Since 2000 · 11–20 empl.
The core activity of Micro-Epsilon is the development, production and distribution of sensor products and measurement technology solutions for various industries, particularly automation, battery production, semiconductors and other industrial applications. The company focuses on transforming high-tech into industrial series products and offers solutions for quality assurance, predictive maintenance, process and machine monitoring, as well as advanced automation.
Euroda GmbH
Since 2001 · 21–50 empl.
The company Euroda is engaged in the development, manufacture and distribution of fire protection and facade solutions, including daylight systems, smoke extraction systems, building envelopes, controls and drives. They also offer services such as maintenance, consulting and planning, and develop individual solutions for special requirements in the field of fire protection and facade technology.
STARDUST, Eggenberger Hanspeter
Since 2002 · 1–10 empl.
The core activity of Stardust is the manufacture, assembly, repair and maintenance of gates, drives and weather protection systems, including sun and weather protection systems, for garages and industrial buildings.
Ofe-Hannes GmbH
Since 2002 · 1–10 empl.
The core activity of Ofe-Hannes GmbH is the planning, consulting, repair, maintenance and sale of various types of ovens, fireplaces and fireplaces, including wood stoves, pellet stoves, tile stoves, sheet metal stoves, stone stoves and warm air stoves. In addition, the company offers services in the area of renovation and restoration of existing ovens and fireplaces. Another focus is on the design and execution of tile coverings, bathrooms, showers and stairs.
RS-Montagen AG, Quarten
Since 2003 · 1–10 empl.
The company's core activity primarily involves the planning, manufacturing, assembly and maintenance of industrial plants and pipelines, including steel construction, mechanics and general metalworking. This also includes the execution of revisions, conversions and service deployments, as well as the production of pipelines and plant components made from various materials such as steel, stainless steel, PVC and PP.
W. Meier & Co. GmbH
Since 2004 · 1–10 empl.
W. Meier & Co. GmbH plans and installs ventilation and air conditioning systems for residential, commercial, and industrial buildings. The company covers project planning, execution, and servicing, including controlled apartment ventilation, underground car parks, restaurants, and technical rooms.
Trunz Luftkanalsysteme AG
Since 2004 · 11–20 empl.
The core activity of Trunz Luftkanalsysteme AG is the development, production and marketing of ventilation duct systems, air duct and ventilation pipe materials as well as custom-made products for the building services and climate technology sector. The company offers a comprehensive range of standardized components and complex sheet metal parts in chrome steel.
Strulik GmbH
Since 2005 · 21–50 empl.
The core activity of Strulik GmbH is the development, production and distribution of high-quality systems and building products for security technology, particularly in the areas of exclusive air guidance, smoke extraction, differential pressure systems and fire protection in buildings.
IBG Inspektion AG
Since 2006 · 11–20 empl.
The core activity of IBG Inspektion AG is the performance of safety inspections and tests, particularly in the field of electrical installations, as well as the provision of services such as lightning protection systems, expert opinions, measurement technology and occupational safety. The company also offers training and seminars and has an accredited inspection body.
Specialized Construction Installations in the Canton of St. Gallen
Specialized Construction Installations in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 11, 2026
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