GD Climat SA

What GD Climat SA does

GDclimat SA is a privately held, employee-owned building-technology services company headquartered in Sion, in the Swiss canton of Valais. Founded in 1982, the firm designs, installs, and maintains HVAC systems (heating, ventilation, refrigeration, air conditioning), building automation under its MCRG framework (Mesurer, Commander, Réguler, Gérer — Measure, Command, Regulate, Manage), and industrial piping — including steel, stainless steel, synthetic materials, and technical/medical gas systems. It serves residential, commercial, and industrial customers across the Valais and Chablais regions through three offices (Sion headquarters, Sierre, Collombey), with in-house multi-trade teams covering design, engineering, welding, electrical, and programming.

The business operates a hybrid project-plus-recurring model: project-based installation work (heating systems including heat pumps and renewables, ventilation with heat recovery, cooling/VRV systems, automation with EPLAN P8 schematics, and prefabricated industrial piping) generates the majority of revenue, while customized maintenance contracts with 24/7 emergency response provide an embedded recurring stream over the installed base. Revenue is quote-based and project-specific, with no public pricing. Customers include notable regional enterprises and public-sector accounts (BIOARK 3, Debiopharm, Six Senses, HES-SO, État du Valais, BCVs, DIXENCE, Aproz Sources Minérales, Usine Châtelard, CAD Hérémence), spanning pharmaceutical, hospitality, education, government, healthcare, banking, energy, and food & beverage verticals.

Operationally, the company emphasizes Swiss regulatory expertise (SIA 108 standards, MINERGIE certification, CECB audits, subsidy and permit administration) and uses workshop-based prefabrication to reduce on-site time. Go-to-market is direct and local: a website, social channels (LinkedIn, Facebook, Instagram), and a quote-request form — with the latter explicitly targeted at fossil-fuel heating replacement projects to align with Swiss energy-transition policy. Leadership consists of two directors, Yves Caloz (since 2001) and Julien Ritz (since 2021), both technically trained in heating engineering, reflecting an apprentice-to-director progression that signals strong internal expertise continuity.

Name

GD Climat SA

Legal name

GDclimat SA

Website

https://gdclimat.ch

Company type

Private

Founded year

1982

Operating status

Operating

Headcount range

51–100 employees

Short description

GDclimat SA is a Swiss employee-owned building-technology firm in Valais that designs, installs, and maintains HVAC, building automation (MCRG), and industrial piping systems for residential, commercial, and industrial customers across the Valais and Chablais regions.

Ownership category

akta.pro rank

Product category

Building HVAC and Climate Control Services

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (238220), Plumbing, Heating, and Air-Conditioning Contractors (23822)

SIC

Services-Facilities Support Management Services (8744)

akta.pro industry

PRIMARYIMAIABAA

HVAC Installation, Service & Repair

Industrials, Manufacturing & Construction/Industrial Services & Facility Operations/Building Maintenance & Repair (MEP/HVAC/Plumbing/Electrical)

SECONDARYBPABACAA

HVAC Service, Maintenance & Repair

Business & Public Services/Facilities Management & Building Services/Building Engineering & Technical Maintenance (MEP/HVAC)

SECONDARYBPABAAAA

Hard Services (MEP/HVAC, Electrical, Plumbing)

Business & Public Services/Facilities Management & Building Services/Integrated Facilities Management (IFM)

SECONDARYHSAOAHAC

Emergency HVAC Repair (24/7)

Home & Personal Services/Plumbing, Electrical & HVAC Services/HVAC Repair, Maintenance & Tune-Ups

Keywords

• HVAC installation services
• Building automation systems
• Industrial piping services
• Ventilation and cooling
• Preventive maintenance contracts

Headquarters

HQ city

Sion

HQ country

Switzerland

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Marketing or Sales, Infrastructure, Technology or R&D

Revenue model

1. HVAC Installation Services: Project-based installation services for heating, ventilation, air conditioning, and refrigeration systems for residential, commercial, and industrial buildings.
2. Engineering and Planning Services: CVCS studies according to SIA 108 standards including preliminary studies, project studies, tendering, and realization. Energy file preparation for building permits.
3. Maintenance Contracts: Ongoing maintenance services with customized service contracts providing regular maintenance operations and frequencies for optimal equipment performance.
4. Industrial Piping Services: Industrial piping design and execution including steel, stainless steel, synthetic materials, and technical/medical gas piping systems.
5. Energy Optimization Services: Energy optimization including energy audits, energy consumption analysis, and optimization plans for improving building energy efficiency.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

GD Climat SA designs, installs, and maintains HVAC and building technical systems — including heating (boilers, heat pumps, wood-fired, solar thermal), ventilation with heat recovery, cooling and air conditioning, MCRG-based building automation, and industrial piping — for residential, commercial, industrial, institutional, and governmental clients across the Valais and Chablais regions of Switzerland. Service delivery spans planning (CVCS studies per SIA 108, MINERGIE), implementation by in-house multi-trade teams, workshop-prefabricated industrial piping, energy optimization, and recurring preventive maintenance with 24/7 emergency support.

Product overview

GDclimat SA is a building technical services company offering a comprehensive portfolio of HVAC (heating, ventilation, cooling/air conditioning), building automation, and industrial piping services. Founded in 1982 and based in Valais, Switzerland, the company provides end-to-end solutions from planning and design through implementation to optimization and maintenance. Their core offerings span six domains: Chauffage (heating systems including heat pumps, boilers, and renewable energy), Ventilation (single and double-flow systems with heat recovery), Rafraichissement/Climatisation (cooling and air conditioning solutions), Automation (MCRG digital solutions for connected buildings), Tuyauterie industrielle (industrial piping with workshop prefabrication), and Maintenance (preventive and 24/7 emergency services). The company operates with headquarters in Sion and branches in Sierre and Collombey, serving all of Valais and Chablais region.

Differentiator

Problem solved

Functional benefit

Products and services

• Chauffage (Heating Systems) Design and installation of heating systems including boilers (gas, oil, condensing), heat pumps (air/water, water/water, ground/water), wood-fired systems, solar thermal, and underfloor/radiator heating, for residential, commercial, and industrial buildings.
• Ventilation Design and installation of ventilation systems including single-flow, double-flow with heat recovery, and specialized systems for pools, laboratories, and clean rooms, targeting residential, commercial, and industrial buildings.
• Rafraîchissement / Climatisation (Cooling / Air Conditioning) Design and installation of cooling and air conditioning systems including chilled water production, groundwater pumping/rejection, mono-split/multi-split, VRV systems, and active floor/ceiling cooling, for residential, commercial, and industrial facilities.
• Automation (MCRG Solutions) Building automation solutions using MCRG (Mesurer, Commander, Réguler, Gérer — Measure, Control, Regulate, Manage) systems for connected buildings, including functional analysis, electrical schematics (EPLAN P8), programming and parameter setting, HMI interfaces, consumption monitoring, and remote access.
• Maintenance Preventive maintenance services with customized maintenance contracts to ensure optimal equipment performance and extend installation lifespan, including 24/7 emergency support for contracted customers across residential, commercial, and industrial clients.
• Tuyauterie industrielle (Industrial Piping) Industrial piping fabrication and installation including black steel, stainless steel, synthetic materials (PE, PP, PPS, PVC), technical and medical gas systems, and special welding, with workshop-based prefabrication to reduce on-site intervention time.
• Planification (Planning and Engineering) Engineering and planning services for building technical installations including CVCS studies per SIA 108 (preliminary studies, project studies, tendering, realization), energy studies, MINERGIE certification, and CECB audits, prepared for architects, property developers, and project owners.
• Réalisation (Implementation Services) Execution of heating, ventilation, and air conditioning installations delivered by trained in-house teams to high quality standards across residential, commercial, and industrial buildings.
• Optimisation (Energy Optimization Services) Energy optimization services including energy audits, energy consumption analysis, and optimization plans designed to reduce energy costs and CO2 emissions for existing building installations.

Named customers12 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators2 records

Recent moves4 records

Expansion highlights5 records

Broad incumbents

• Siemens Smart Infrastructure (Switzerland): Global supplier of building automation, HVAC controls and energy management systems. Competes with GD Climat's MCRG automation layer at the equipment/platform level and via system integrator partners.
• Bouygues Energies & Services Switzerland: Swiss subsidiary of the Bouygues facilities-services group providing HVAC, energy, automation and technical maintenance for buildings and infrastructure. Competes for many of the same enterprise and government tenders in French-speaking Switzerland.
• ENGIE Solutions Suisse: Swiss arm of the multinational facilities services group delivering HVAC, energy and technical building services to enterprise and public-sector clients. Overlaps with GD Climat's commercial, public and industrial portfolio but at significantly larger scale.
• Honeywell Building Technologies (Switzerland): Global provider of building management systems, HVAC controls and energy optimization software. Adjacent competitor and ecosystem partner for the building automation component of GD Climat's services.

Regional players

• Schweizerische Technische Fachschule / suvaTec building services contractors cluster: Local and cantonal Swiss HVAC, plumbing and building-services contractors (typified by regional firms such as Karl Bichler AG and other Mittelstand providers) competing with GD Climat on residential, commercial and public-sector tenders across the Valais/Chablais corridor.

Direct peers

• Spie ICS Switzerland (formerly Imtech): Swiss multi-technical services provider covering HVAC, building automation, and electrical installations for commercial and industrial clients. Direct peer on integrated MEP/HVAC contracting with automation capabilities.
• Caliqua: Swiss refrigeration and HVAC contractor (ENGIE subsidiary) executing installation, service and industrial cooling projects across Switzerland. Closest functional analogue to GD Climat's heating, refrigeration and industrial piping offering at larger national scale.
• Amstein + Walthert: Swiss engineering consultancy specializing in building technology, HVAC planning, energy and MINERGIE certification services. Comparable to GD Climat's planning/CVCS/SIA 108 design capability, with broader geographic footprint.
• Tobler Haustechnik: Swiss HVAC, plumbing and building services contractor active across several cantons. Comparable multi-trade building-services model serving residential, commercial and industrial clients in Switzerland.
• Haustechnik Hunziker: Swiss HVAC and building services contractor with heating, ventilation, refrigeration and plumbing capabilities. Direct regional trade-contractor peer to GD Climat's core installation and service offering.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/GDclimatSA
• LinkedInlinkedin.com/company/gdclimat

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 GD Climat SA