Energie Solaire SA

What Energie Solaire SA does

SOLTOP Energie AG (also operating as Energie Solaire SA in French-speaking Switzerland) is a privately held Swiss renewable energy company founded in 1990 and headquartered in Elgg, with regional offices in Sierre and Yverdon-les-Bains (Romandy) and a distribution subsidiary in Hergatz, Germany. The company designs, produces, and sells an integrated portfolio of building-energy systems organized around four product families: KIGO radiant heating and cooling ceilings (Standard, Flex Hybrid, Copper IKC/IKCH/KC-FPF, Zen Klimatop, Flex Grid, Flex Swisstop), photovoltaic modules and inverters (Energy-Wizard string inverter, Energy-Butler hybrid storage inverter, Energy-Charger wallbox), heat pumps (air-to-water and brine-to-water), and energy solutions (IceSol ice-based thermal storage, EarthSol geothermal regeneration, Basic System, thermal collectors). The KIGO product line, branded since 2013, is built on water-based radiant surface technology that claims more than 45% energy reduction and 20–60% higher specific thermal performance versus conventional HVAC.

The company's go-to-market is enterprise direct field sales structured by geography and language region, with named Key Account Managers covering Swiss cantons, a German channel partner (KLR Energie GmbH) plus the SOLTOP Energie GmbH subsidiary serving the EU and Norway, and a representative covering the USA. Pricing is project-based and quote-driven with no public tiers, and revenue flows primarily from one-time sale of systems rather than recurring subscriptions. The Soltop Energy Master energy management system orchestrates the full photovoltaic, storage, EV charging, heat pump, and climate-ceiling stack into one managed ecosystem.

The customer base spans commercial offices, banks, insurance companies, schools and universities, hospitals, industrial halls, laboratories, sports halls, and rental housing across Switzerland and select international markets. The company has been privately held since founding with no disclosed external investors, parent company, or venture funding, suggesting organic growth financed internally over more than three decades of operation.

Name

Energie Solaire SA

Legal name

SOLTOP Energie AG

Website

https://energie-solaire.com

Company type

Private

Founded year

1990

Operating status

Operating

Headcount range

11–50 employees

Short description

SOLTOP Energie AG (Energie Solaire SA) is a Swiss renewable-energy systems provider founded in 1990, selling proprietary KIGO radiant climate ceilings, photovoltaic, heat pumps, and an integrated energy management platform to commercial, institutional, industrial, and residential customers across Switzerland, the EU, Norway, and the USA.

Ownership category

akta.pro rank

Product category

Building Renewable Energy Systems

NAICS

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415)

SIC

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

akta.pro primary industry

Chillers & Cooling Plant Equipment (IMAHAKAE)

akta.pro secondary industries

Radiant Floor Heating Installation (HSAOAGAG), Microgrid, DER & Building Electrification Energy Controls (Solar/Storage/EV Load Orchestration) (BPABAGAJ)

Keywords

• Renewable energy systems
• Radiant climate ceilings
• Photovoltaic solutions
• Heat pump technology
• Building energy management

Headquarters

HQ city

Sierre

HQ country

Switzerland

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. KIGO Climate Ceiling Systems: Sale of proprietary KIGO radiant heating and cooling ceiling systems (Standard, Flex, Copper, Zen product lines) primarily to commercial and institutional building projects, likely through project-based direct sales.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Energie Solaire SA (operating under SOLTOP Energie AG) designs, manufactures, and sells integrated renewable energy systems for buildings, including KIGO radiant climate ceilings for heating and cooling, photovoltaic modules and inverters, heat pumps, ice and ground thermal storage, EV wallboxes, and a proprietary Soltop Energy Master energy management system for unified control across residential, commercial, and institutional properties in Switzerland, Germany, the EU, Norway, and the USA.

Product overview

SOLTOP Energie AG operates as a unified platform-plus-modules architecture delivering renewable energy solutions through four interconnected product lines. The core offerings include KIGO climate ceilings (KIGO Standard, KIGO Flex, KIGO Copper, KIGO Zen) which provide heating and cooling with 45%+ energy reduction; the photovoltaic system family (Energy-Wizard string inverters, Energy-Butler hybrid storage inverters, Energy-Charger wallboxes, Soltop Energy Master management system); heat pumps (air-to-water and brine-to-water systems); and energy solutions (IceSol thermal storage, EarthSol ground energy, Basic System, and thermal collectors). These products are designed to work together as an integrated renewable energy ecosystem for residential and commercial applications, with the Energy Master EMS serving as the central management platform coordinating photovoltaic, storage, heat pump, and EV charging components.

Differentiator

Problem solved

Functional benefit

Brands

• KIGO: Climate ceiling product line for heating and cooling applications. Includes KIGO Standard, KIGO Flex, KIGO Copper, and KIGO Zen variants. KIGO technology reduces energy consumption by more than 45% for heating and cooling.
• Energy-Wizard
• Energy-Butler
• Energy-Charger
• Soltop Energy Master
• IceSol
• EarthSol

Products and services

• KIGO Standard Climate Ceiling
• KIGO Flex Climate Ceiling
• KIGO Copper Climate Ceiling
• KIGO Zen Climate Ceiling
• Energy-Wizard String Inverter
• Energy-Butler Hybrid Inverter
• Energy-Charger Wallbox
• Soltop Energy Master
• IceSol Ice Thermal Storage
• EarthSol Ground Energy Solution
• Basic System Heat Pump
• Thermal Solar Collectors
• Air-to-Water Heat Pumps
• Brine-to-Water Heat Pumps Sole-Wasser-Wärmepumpen - brine-to-water (ground-source) heat pumps for residential and commercial heating and cooling.

Quantifiable outcome

• Reduces energy consumption for heating and cooling by more than 45%
• +1 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Seven partnerships are on record, tiered minor and core.

• KLR Energie GmbHminorChannel Partner/ Reseller/ DistributorKLR Energie GmbH is the named sales representative for KIGO products in Germany, working alongside SOLTOP Energie GmbH to serve the German market.
• IceSolcoreStrategic or Co-development PartnerIceSol is a product/solution offered under SOLTOP Energie AG's Energy Solutions portfolio, suggesting a proprietary or co-developed technology for seasonal thermal energy storage or ice-based thermal energy systems.
• EarthSolcoreStrategic or Co-development PartnerEarthSol is a product/solution under SOLTOP Energie AG's Energy Solutions portfolio, representing a proprietary or co-developed geothermal energy system for building heating and cooling.
• Basic SystemminorStrategic or Co-development PartnerBasic System is a foundational product under SOLTOP Energie AG's Energy Solutions portfolio for standard heating system replacement solutions.
• Energy-Wizard (Wechselrichter)coreTechnology or IntegrationEnergy-Wizard is SOLTOP's proprietary string inverter product for photovoltaic systems, part of the integrated Soltop Energy Master management ecosystem including Energy-Butler (storage) and Energy-Charger (wallbox).
• Energy-Butler (Hybridwechselrichter / Speicher)coreTechnology or IntegrationEnergy-Butler is SOLTOP's proprietary hybrid inverter and battery storage system, integrated with the Energy Master management platform for residential and commercial energy management.
• Soltop Energy Master (EMS)coreTechnology or IntegrationSoltop Energy Master is SOLTOP's proprietary Energy Management System (EMS) that integrates and orchestrates the full SOLTOP energy ecosystem including photovoltaic, storage, EV charging, and KIGO climate ceiling systems.

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Direct peers

• Barcol-Air Control Systems AG: Swiss-headquartered manufacturer of radiant heating and cooling ceiling systems, the closest direct competitor to SOLTOP's KIGO line. Both companies serve commercial/institutional buildings across Switzerland and export to neighboring European markets with comparable water-based radiant panel technology.
• Zehnder Group AG: Swiss-listed manufacturer specializing in radiant heating/cooling ceilings and indoor climate systems, including chilled ceiling panels used in offices, hospitals, and schools. Direct competitor to SOLTOP's KIGO product family with overlapping European specification channels.
• Variotherm Systeme GmbH: Austrian manufacturer of radiant heating and cooling ceiling and wall systems for residential and commercial buildings. Competes with KIGO in DACH-region specifications for low-temperature radiant distribution paired with heat pumps.
• REHAU Industries SE & Co. KG: German-headquartered polymer-based systems provider with a building solutions division offering radiant heating/cooling ceiling and wall panels. Large established player competing with KIGO in DACH commercial and institutional projects.

Broad incumbents

• Viessmann Climate Solutions SE: Major German manufacturer of heating, heat pump, and integrated climate solutions for residential and commercial buildings. Overlaps with SOLTOP on heat pumps and integrated renewable-energy systems, and adjacent to KIGO on heating distribution.
• Stiebel Eltron GmbH & Co. KG: German manufacturer of heat pumps, domestic hot water, and ventilation technology for residential and commercial buildings. Overlaps with SOLTOP's heat pump and integrated renewable energy portfolio across DACH and broader European markets.
• NIBE AB: Swedish-listed manufacturer of heat pumps and indoor climate solutions for residential and commercial markets. Comparable to SOLTOP's heat-pump-plus-EMS value proposition and increasingly competing on integrated low-temperature heating distribution.
• Vaillant Group: German-headquartered HVAC manufacturer offering heat pumps, boilers, and ventilation for residential and commercial buildings. Broad incumbent whose heat pump and integrated climate offerings intersect with SOLTOP's renewable-energy-plus-radiant strategy.
• Bosch Thermotechnology (Bosch Home Comfort): Division of Bosch providing heat pumps, boilers, and integrated climate solutions across European and global markets. Comparable as a broad HVAC incumbent with deep installer networks and R&D budgets that dwarf specialty radiant-ceiling players.

Emerging players

• tado° GmbH: German smart-home climate control company offering thermostats and intelligent HVAC controllers. Comparable in the Smart Home / HVAC controller integration space to SOLTOP's Energy Master EMS, though focused on controls rather than radiant hardware.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/energie-solaire-sa

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries2 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 Energie Solaire SA