Kunz AG Thun

What Kunz AG Thun does

Kunz AG Thun (also trading as KUNZ Klima Lüftungsanlagen) is a privately held Swiss Aktiengesellschaft headquartered in Gwatt near Thun, Canton Bern. Founded in 1970 and family-anchored (Ralph Kunz as Berater/Projektleiter), the company specializes in the planning, installation, and maintenance of ventilation and air conditioning systems for residential, commercial, hospitality, healthcare, industrial, and public-sector buildings. Its service portfolio is organized into three core pillars — Planung & Ausführung (planning and execution), Montage (assembly), and Wartung/Unterhalt (maintenance) — supplemented by engineering services, recurring service subscriptions, and 24/7 emergency on-call support. Leadership is led by Kenneth Reber (Geschäftsführer and Head of Maintenance) and Michael Rüegsegger (Head of Technical Office), with a team of roughly 29 staff across six functional areas including vocational apprentices.

The company generates revenue primarily through project-based professional services: one-off design, supply, and installation contracts for ventilation systems, plus recurring maintenance subscriptions and emergency call-out work that the company performs regardless of whether it installed the original system. Pricing is quote-based and not publicly disclosed. Go-to-market is direct sales via phone, email, and in-person consultation, supported by a website that serves as the primary digital presence and a portfolio of 30+ reference projects. The customer base is distributed across Swiss regional enterprises and government bodies in Thun, Canton Bern, Canton Valais, and Canton Fribourg, with notable references including Pflegeheim Martinzentrum, Hotel Kirchbühl Grindelwald, UW Innertkirchen, V-Bahn Grindelwald, and Raiffeisenbank Steffisburg. A referral partnership with Condair Group (Humilife) extends the offering into humidification and dehumidification solutions.

Name

Kunz AG Thun

Legal name

Kunz AG

Website

https://kunz-klima.ch

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

1–10 employees

Short description

Kunz AG Thun is a Swiss HVAC contractor providing planning, installation, and maintenance of ventilation and air conditioning systems for residential, commercial, hospitality, healthcare, industrial, and public-sector clients across the Thun, Canton Bern, and adjacent regions of Switzerland.

Ownership category

akta.pro rank

Product category

Ventilation and HVAC Contracting Services

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (238220), Facilities Support Services (561210)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Ventilation System Installation (Exhaust Fans, ERV/HRV, Make-Up Air) (HSAOAGAI)

akta.pro secondary industries

Commercial HVAC/R Installation (Rooftop Units, Split Systems) (HSAOAGAH), New Construction HVAC Rough-In & Final Set (Residential/Light Commercial) (HSAOAGAL), Ventilation System Installation & Repair (Bath/Kitchen Fans, ERV/HRV) (HSAOAIAF), Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG), HVAC & Industrial Ventilation (Chillers, AHUs, Exhaust, Filtration) (EUAEAFAE), HVAC Controls & Optimization (Smart Thermostats, VAV, Chillers/Boilers Controls) (BPABAGAB)

Keywords

• Ventilation systems
• HVAC services
• Air conditioning installation
• Ventilation maintenance
• Indoor air quality

Headquarters

HQ city

Gwatt (Thun)

HQ country

Switzerland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Revenue model

1. Ventilation System Installation: Design, planning, and installation of ventilation and air conditioning systems for residential, commercial, industrial, and public buildings. Services include feasibility analyses, condition assessments, energy consulting, planning, tendering, cost estimates, expert opinions, and economic viability studies.
2. Assembly/Montage: Installation services for ventilation systems in various building types including offices, retail spaces, restaurants, parking garages, residential buildings, industrial facilities, sports and leisure facilities, swimming pools, and smoking rooms.
3. Maintenance Services: Ongoing maintenance and repair services for ventilation and air conditioning systems. Includes service subscriptions, periodic maintenance, and 24/7 on-call emergency service. They service systems regardless of whether they were originally installed by Kunz AG.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Kunz AG Thun is a regional HVAC contractor specializing in the planning, installation, and maintenance of ventilation and air conditioning systems (Lüftungs- und Klimaanlagen). The company delivers supply and exhaust air systems, dehumidification systems, comfort ventilation, and industrial ventilation solutions for residential, commercial, hospitality, healthcare, industrial, and public-sector buildings across the Canton Bern region of Switzerland. Service offerings span feasibility analysis, energy consulting, execution planning, on-site installation, and ongoing service subscriptions with 24/7 emergency support.

Product overview

Kunz AG Thun is a specialist HVAC contractor offering a unified service portfolio centered on ventilation (Lüftungsanlagen) and air conditioning (Klimaanlagen) systems. The core offering consists of three interconnected service pillars: Planung & Ausführung (planning and execution), Montage (installation), and Wartung/Unterhalt (maintenance and service). Supporting modules include technical engineering services, service subscriptions, and 24/7 emergency on-call support. The company serves diverse building types including residential, healthcare, gastronomy, industrial, commercial, and public buildings across the Thun region of Switzerland.

Differentiator

Problem solved

Functional benefit

Products and services

• Planung & Ausführung Lüftungsanlage (Ventilation System Planning & Execution)
• Montage (Ventilation System Installation)
• Wartung/Unterhalt (Ventilation Maintenance & Service)
• Pikett/Störungsdienst (24/7 Emergency Service)
• Serviceabonnement (Maintenance Service Subscription)

Named customers15 records

Segments4 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Belimo Automation AG: Swiss-listed global leader in HVAC actuators, valves, and controls, headquartered in Hinwil. While not a direct installation competitor, Belimo operates in the same Swiss HVAC ecosystem and its control products are frequently integrated into installations like Kunz AG's, making it a relevant broad incumbent and ecosystem player.
• Hälg & Co. AG: One of the largest Swiss HVAC contractors, headquartered in St. Gallen with national coverage across heating, ventilation, air conditioning, and refrigeration. Comparable to Kunz AG because both deliver HVAC installation and service, but Hälg operates at much greater scale and geographic reach, making it the dominant incumbent Kunz competes against on larger tenders.
• Hoval AG: Swiss/Liechtenstein-based manufacturer and solutions provider of heating, ventilation, and indoor climate systems with strong presence across the DACH region. Comparable to Kunz AG in the HVAC value chain, but operating as a much larger equipment manufacturer and solutions provider rather than a regional installation specialist.
• Implenia AG: Large Swiss construction and real-estate services group with building technology and HVAC installation capabilities serving commercial, infrastructure, and public-sector clients across Switzerland. Comparable to Kunz AG in delivering HVAC systems as part of larger building projects, though Implenia operates at significantly greater scale and as a general contractor.
• Meier-Kopp Gruppe AG: Established Swiss HVAC planning and installation group with regional offices. Comparable to Kunz AG because both provide ventilation and air conditioning services to commercial, industrial, and residential customers in Switzerland, though Meier-Kopp operates at greater scale and broader geographic scope.

Others

• Condair Group AG: Swiss manufacturer of humidification and dehumidification solutions (Humilife brand) and a stated technology partner of Kunz AG. Relevant peer because Kunz AG resells/integrates Condair products as part of its ventilation offerings, positioning Condair as an upstream equipment partner rather than a direct competitor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/kunz-ag-thun

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Kunz AG Thun