Building installation in the
Canton of Solothurn

Swisskalk GmbH

Since 2002 · 1–10 empl.·4.2(22)

Swisskalk GmbH develops, manufactures and sells descaling and water-softening systems for households, hospitality and industrial applications. The company provides sales, installation, maintenance, filter replacement, rental options and spare parts, and operates an online shop for products and accessories.

Schaad + Schneider AG

Since 1987 · 11–20 empl.·5.0(4)

Schaad + Schneider AG plans and installs plumbing, heating and cooling systems. Its services include heat pumps, heating and refrigeration equipment, plumbing installations, maintenance and repairs.

Bau-Trocknung-Service BTS AG

Since 1999 · 11–20 empl.·5.0(5)

The core activity of BTS AG is the provision of services in the field of construction and drying technology, particularly: Building heating (mobile building heating, hot water and warm air heating, pellet heating, methanol heating, electric heating, new building / underfloor heating, event heating); Building drying (drying of raw buildings, prevention of mold, nitrate and salt deposits); Water damage (remediation of water damage, drying and renovation); Leak detection (detection of leaks in buildings, pipes and flat roofs). The company offers these services as a regional partner for construction companies, architects and private individuals.

Lack Storen AG

Since 2020 · 1–10 empl.·4.9(11)

The core activity of Lack Storen AG is the marketing and installation of shading systems and awning systems of all kinds, including window shutters, pergolas, insect screens, glass roofs, sun umbrellas and awnings. The company offers high-quality products from Swiss manufacturers and also provides a comprehensive service, including consulting, installation and repair.

Weidenbach Storen AG

Since 2024 · 1–10 empl.·4.7(37)

The core activity of Weidenbach Storen AG is the manufacture, installation and repair of sun blinds, roller shutters, louvre shutters, venetian blinds, interior shading systems, as well as the automation and repair of these products in the Solothurn region and its surroundings.

Wigasol AG

Since 1991 · 1–10 empl.·4.6(9)

Reist Storen AG

Since 2001 · 1–10 empl.·4.4(12)

Reist Storen AG sells and installs sun and weather protection systems, including louvre blinds, roller shutters, window shutters, awnings and louvre roofs. Its range also includes garage doors, insect screens, interior shading and controls, and it provides advice, repairs, maintenance and disposal services.

Roth Storen GmbH

Since 2014 · 1–10 empl.·4.9(7)

The core activity of Roth Storen is the consulting, planning and sale of shading solutions, in particular of awnings, as well as the integration of home automation systems.

AKS Air Klima Service AG

Since 2008 · 11–20 empl.

AKS Air Klima Service AG plans, installs and commissions ventilation and air-conditioning systems, as well as controlled residential ventilation. Its services also include maintenance and repair, duct cleaning and inspections, and humidification and dehumidification solutions.

Die Storenmacher GmbH

Since 2012 · 1–10 empl.

The core activity of Storenmacher GmbH is the manufacture, sale, installation and repair of awnings, window and patio blinds, as well as insect protection solutions.

Zaunschmiede GmbH

Since 2013 · 1–10 empl.

The core activity of Zaunschmiede GmbH is the individual manufacture and design of forged railings, doors and fences for single-family homes, with a focus on custom production and personal consulting to deliver exactly the result customers need.

Systeex FB Feuer- und Brandschutz GmbH

Since 2015 · 11–20 empl.

The core activity of Systeex FB Feuer- und Brandschutz GmbH is the planning, installation, maintenance and repair of fire protection systems, particularly sprinkler systems, as well as the performance of service and maintenance work for diesel and pump systems and electrical engineering.

T & S Tier und Stall AG

Since 2015 · 1–10 empl.

T & S Tier und Stall AG sells livestock panels, pasture gates and barn equipment, including feeding racks, igloos and pasture tents for agricultural animal husbandry. The company also provides advice on grazing systems, stable construction and indoor and outdoor box solutions and supplies products from stock.

G. Cali Heizung Sanitär AG

Since 2018 · 1–10 empl.·4.6(10)

The core activity of G. Cali Heizung Sanitär AG is the provision of services in the field of building technology, particularly in the areas of heating and sanitation. This includes, among other things: boiler renovation, sanitary installations, bathroom conversions and renovations, heating and sanitation consulting, and solar system installations. The company offers these services to private customers and companies in the region from Solothurn to Biel, emphasizing professional, serious advice and execution of the work.

Delaquis Storen GmbH

Since 2013 · 1–10 empl.

Ofenhaus Linder GmbH

Since 1997 · 1–10 empl.·4.1(16)

The core activity of Ofenhaus Linder GmbH is the sale and installation of heating systems, fireplaces and related products, such as heating cassettes, stainless steel chimneys, Swedish stoves, tile stoves, pellet stoves, pizza ovens, garden grills, grill walls, water heaters and plate coatings. In addition, the company also offers garden decorations and gifts. Furthermore, the company also provides services in the field of plate coatings.

A. Widmer AG

Since 1979 · 1–10 empl.·4.2(5)

A. Widmer AG plans and builds mobile space systems using modular units and containers. Its range includes office, sanitary, storage and special-purpose containers, as well as modular buildings for hire or purchase, with accessories, delivery and installation.

Mollet AG

Since 1994 · 1–10 empl.·4.8(4)

Mollet AG provides plumbing, heating and swimming-pool installation services. Its work includes installations for new builds, renovations and conversions, as well as repairs and maintenance.

Eigenheer Storenbau AG

Since 2019 · 1–10 empl.·3.8(22)

Eigenheer Storenbau AG provides advice, installation, servicing and repair of sun awnings, slatted blinds, roller shutters and window shutters. Its range also includes pleated blinds and roller blinds, roof-window shading, insect screens, and drives and controls.

WindowMaster Focair AG

Since 1999 · 21–50 empl.·3.0(2)

The company WindowMaster develops and manufactures control systems for window and facade automation, particularly for natural and hybrid ventilation, smoke and heat extraction in buildings. The core activity includes the production of window drives, fittings, cables, control systems, sensors and detectors as well as accessories. The company focuses on the development of Cleantech solutions for the ventilation industry and also offers service and maintenance services.

SwissCool GmbH

Since 2019 · 1–10 empl.

SwissCool GmbH plans, installs, maintains and repairs air-conditioning and ventilation systems and heat pumps for residential, commercial and industrial customers. Its products also include portable air conditioners and dehumidifiers.

Roy Hofer Storen GmbH

Since 2019 · 1–10 empl.

The core activity of Roy Hofer Storen GmbH is the planning, consulting and sale of sun protection systems and weather protection solutions for private and business customers in Breitenbach and its surroundings.

CoolTechnics GmbH

Since 2021 · 1–10 empl.·5.0(5)

CoolTechnics GmbH provides services in refrigeration, air conditioning and heat pump technology. Its work includes planning and installing systems, as well as their servicing, maintenance and ongoing care.

ceed AG

Since 2015 · 11–20 empl.·5.0(1)

ceed AG plans and installs building automation and integrated audio, video, lighting and conference systems for businesses and homes. Its services include smart home systems and individually planned home cinemas.

qp Automation AG

Since 2025 · 1–10 empl.·5.0(12)

The core activity of qp Automation AG is the development, implementation and maintenance of building automation systems for various industries and application areas, including residential, commercial, industrial, hotel, nursing homes and parking garages. The systems enable central control and monitoring of various functions such as lighting, heating, ventilation, access control, alarm and surveillance. The company also provides training and support for the configuration and operation of the systems.

Henzi & Sohn Warmluftheizung-Lüftung GmbH

Since 2021 · 1–10 empl.

Henzi & Sohn Warmluftheizung-Lüftung GmbH supplies warm-air heaters with outputs from 15 to 1,400 kW for a range of applications. It also repairs and renovates heating systems of all brands.

Hügin Ofenbau GmbH

Since 2021 · 1–10 empl.

Hügin Ofenbau GmbH plans and builds residential heating installations and fireplaces. Its services include storage and tiled stoves, fireplaces and fireplace renovations, whole-house heating systems, chimney construction, and wood- and pellet-fired stoves.

Aare Elektroplan AG

Since 1983 · 11–20 empl.·5.0(3)

The core activity of Aare Elektroplan AG is the planning and realization of electrical installation projects, particularly in the field of electrical engineering, including the planning and implementation of photovoltaic systems, e-mobility charging stations and integral tests for building technology and safety-relevant systems.

connectedHome gmbh

Since 2022 · 11–20 empl.·5.0(4)

connectedHome gmbh plans and implements building automation and smart-home systems. Its services integrate energy management, building protection, security and comfort, and include related maintenance, consulting, monitoring and energy billing.

AJ Technik GmbH

Since 2022 · 1–10 empl.·5.0(4)

AJ Technik GmbH provides services in refrigeration, air conditioning, ventilation and plumbing. Its work includes planning, installing, maintaining and repairing cooling systems, air conditioners, ventilation systems, bathrooms and wet rooms.

Ofen- und Cheminéebau Rüegsegger

Since 1987 · 1–10 empl.·5.0(2)

The company's core activity is the construction of ovens and fireplaces, including the manufacture and renovation of various types of ovens, such as tile stoves, storage heaters, pellet stoves and fireplace ovens, as well as the creation of individual solutions for customers.

HLK Consulting GmbH Andreas Hauser

Since 2008 · 1–10 empl.·5.0(2)

The core activity of HLK Consulting GmbH is the planning and execution of HVAC solutions (heating, ventilation, air conditioning), including plant engineering and measurement, control and regulation technology.

Mistral Kältetechnik GmbH

Since 2022 · 1–10 empl.·5.0(4)

Mistral Kältetechnik GmbH provides refrigeration, air-conditioning and heating services. Its activities include consulting, system design, installation, commissioning, maintenance and repair of air-conditioning and heat-pump systems, as well as dehumidification and the dismantling of refrigeration systems; it also offers solutions using natural refrigerants such as propane and CO₂.

Brügger Torservice

Since 2021 · 1–10 empl.

The core activity of Brügger Torservice is the planning, installation, maintenance and repair of gates and drives, including garage doors, sectional and roller doors as well as front doors.

Systemfeuer GmbH

Since 2022 · 1–10 empl.

Systemfeuer GmbH provides fireplace and stove construction services. The company plans and implements residential heating solutions such as stove fireplaces, chimneys, storage stoves, pellet stoves, tiled stoves, and wood-fired outdoor kitchens.

Atarag AG

Since 1994 · 1–10 empl.·5.0(2)

Atarag AG is a subcontractor for electrical rough-in and installation work during building construction. Its services include ceiling and wall inserts in concrete, wood and gypsum, structural shell work in brick, gypsum and wood, and chiselling in brick and concrete.

VALISOL GmbH

Since 2024 · 1–10 empl.

VALISOL GmbH provides professional insulation services for ventilation, refrigeration, heating‑sanitary systems and metal cladding. The company handles planning, installation and quality control, applying precise workmanship and energy‑efficient materials.

Storentechnik Loriol GmbH

Since 2020 · 11–20 empl.·4.4(8)

Storentechnik Loriol GmbH plans and installs solar shading, weather protection and security solutions for new buildings and renovations. Its range includes awnings, roller shutters, slatted blinds, gates and insect screens, as well as consulting, delivery, installation and repairs.