Woltair.it

What Woltair.it does

Woltair.it is the Italian operating subsidiary of Czech-headquartered Woltair s.r.o., running an online marketplace for residential heat pumps and photovoltaic systems with turnkey installation and tax-incentive paperwork management. The platform aggregates a catalog of 300+ products, primarily heat pumps (air-to-air, air-to-water, geothermal, hydro-thermal configurations) and solar PV systems including Huawei LUNA battery storage and MPPT power optimizers, and matches them to customer house data via a proprietary selection algorithm. Customers receive a personalized offer within two business days, after which a network of 200+ certified local technicians handles physical installation, typically within 30 working days or at a 50% discount. Woltair also manages all bureaucratic paperwork for Italian tax deductions (often 50-65%) and Conto Termico incentives, functioning as a single point of accountability for the residential energy-transition customer journey.

The company operates a direct-to-consumer, sales-led, digital-first go-to-market model: 24/7 self-service online quote requests, digital follow-through via personal accounts, calculator tools, and email/phone support, with field sales provided by mobile technician-partners. Pricing is project-based and customized, with typical residential installation tickets ranging from €8,000-€14,000 for a heat pump system in a 120m² villa and from €8,000-€10,000 for a 6 kW photovoltaic system. Core headcount is 11-50 employees, augmented by the 200+ certified technician partner network across Italy. Customer base is exclusively residential, with 5,000+ Italian families served to date and a 4.5/5 rating across 3,079+ reviews. The company maintains offices in Milan (Via Monte Rosa 21) and San Donato Milanese (Via Angelo Moro 109), with the parent headquartered in Prague.

Woltair has attracted backing from a range of European and US investors including Tesla, Opendoor (Zillow Group), Palmetto, Zolar, and Knuspr (Rohlik Group), positioning it as a venture-backed European clean-energy marketplace. Revenue is not publicly disclosed; funding rounds are not detailed in the available data. The Country Manager for Italy is Giacomo Stefanini. Press coverage spans major Italian outlets including Il Sole 24 Ore, la Repubblica, Il Messaggero, Il Mattino, and Fanpage.it, signaling active market-launch momentum.

Name

Woltair.it

Legal name

Woltair s.r.o.

Website

https://woltair.it

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Woltair.it operates an Italian online marketplace for residential heat pumps and photovoltaic systems, offering turnkey installation via a 200+ certified technician network, project-based pricing, and tax-incentive paperwork management for Italian homeowners.

Ownership category

akta.pro rank

Product category

Residential Renewable Energy Installation Services

NAICS

Solar Electric Power Generation (221114)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070)

akta.pro industry

PRIMARYEUACALAJ

Renewable Distributed Generation (Rooftop/Onsite Solar, Small Wind, Small Hydro)

Energy, Utilities & Environment/Electric Power Generation/Distributed & Behind-the-Meter Power Generation (Microgrids, DG)

SECONDARYEUAMAJAD

Distributed Generation (DG) Solar & Small Wind

Energy, Utilities & Environment/Renewable Energy (Solar, Wind, Hydro & Geothermal)/Distributed Energy Resources & Community Renewables (Community Solar, Microgrids)

Keywords

• Residential heat pumps
• Photovoltaic systems
• Solar installation marketplace
• Battery storage solutions
• Turnkey energy retrofit

Headquarters

HQ city

Milan

HQ country

Italy

HQ region

Europe

Offices3 records

Markets served

GTM type

B2C

Offering type

Digital Commerce or Content

Cost components

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

Revenue model

1. Heat pump sales and installation: Revenue from selling and installing heat pump systems (split, monoblocco, air-to-air, air-to-water, geothermal, hydro-thermal). Includes turnkey service covering consultation, product supply, installation, and bureaucratic paperwork management for tax deductions.
2. Photovoltaic system sales and installation: Revenue from selling and installing photovoltaic systems, including panels, inverters, battery storage (Huawei LUNA), and power optimizers. Services include complete installation with permits and incentive paperwork management.
3. Financing services (facilitated): The company offers free financing services to help customers purchase heat pumps and photovoltaic systems, likely generating referral fees or partnerships with financial institutions.
4. Tax deduction and incentive management: Service included in the turnkey offering where Woltair manages all bureaucratic paperwork to help customers obtain tax deductions (up to 50-65%) and government incentives.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels7 records

Core offering

Woltair.it operates an online marketplace that aggregates 300+ residential heat pump and photovoltaic products from multiple brands and matches them to Italian homeowners based on house-specific data. Each matched product is paired with turnkey installation by a network of 200+ certified local technicians and full management of Italian tax-deduction/incentive paperwork, delivered through a 24/7 digital platform that issues personalized quotes within 2 business days.

Product overview

Woltair.it is an energy transition platform offering heat pumps (pompe di calore) and photovoltaic (solar) systems for residential customers in Italy. The core offering consists of two main product categories: heat pumps for heating, cooling, and hot water, and photovoltaic systems for solar energy production. These are complemented by turnkey installation services, tax deduction support, battery storage solutions (Huawei LUNA), savings calculators, expert consultation forums, and technical glossaries. The platform operates on a marketplace model where customers can select products and receive customized offers with installation handled by a network of certified technicians across Italy.

Differentiator

Problem solved

Functional benefit

Products and services

• Pompe di Calore (Heat Pumps) Residential heat pump systems (air-to-water, geothermal, air-to-air, split, and monoblocco configurations) for heating, cooling, and domestic hot water production, supplied through Woltair's multi-brand marketplace with bundled turnkey installation and tax-deduction support.
• Fotovoltaico (Photovoltaic Systems) Residential solar panel installations offered across multiple brands and configurations for different roof types, producing clean independent energy for the household, supplied through Woltair's multi-brand marketplace with bundled turnkey installation and incentive paperwork.
• Servizio Chiavi in Mano (Turnkey Installation Service) All-inclusive turnkey service covering consultation, product supply, certified installation by the 200+ technician network, and bureaucratic paperwork for tax incentives, bundled with heat pump and photovoltaic purchases for an all-inclusive customer experience.
• Supporto Detrazioni Fiscali (Tax Deduction and Incentive Management) End-to-end handling of the bureaucratic procedures required to claim Italian tax deductions (50% under standard rules, up to 65% via Conto Termico 2.0, and up to 100% under regional programs such as Veneto Bando Stufe 2025) on heat pump and photovoltaic purchases, delivered alongside the turnkey installation service.
• Huawei LUNA Battery Storage Systems Residential battery storage systems (LUNA2000-S0 and LUNA2000-S1 series) sold alongside photovoltaic installations, allowing households to store solar energy for later use and increase self-consumption; offered in 5 kWh (~€2,500) and 7 kWh (~€3,000, expandable to 20.7 kWh) configurations with 10-year warranty.

Quantifiable outcome

• Annual savings of €1,000–€1,200 vs gas heating (based on €1,600–€2,000 annual gas spend reduced to €600–€800 with heat pump)
• +7 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Network of 200+ certified local technicians (Partner Installers)coreChannel Partner/ Reseller/ DistributorCertified installation partners specializing in heat pump and photovoltaic installation. Woltair coordinates supply and planning while partners handle physical installation and documentation. Regular training courses are organized by Woltair for ongoing professional development.

Scale indicators10 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Daikin: Global HVAC leader and a major manufacturer of heat pumps distributed through Woltair. Comparable because it is both a Woltair product supplier and a competitive threat via direct installer programs.
• Tesla Energy: Tesla's residential energy business (Solar Roof, Powerwall) is a broad incumbent in residential solar and storage. Comparable category overlap; also a Woltair investor, indicating strategic rather than direct competitive alignment.
• SunPower: US-based residential solar and storage provider with broad installer network. Comparable target customer and product category, though primarily US-focused and more vertically integrated than Woltair.

Direct peers

• Otovo: Norway-headquartered European residential solar and heat pump marketplace with installer networks across multiple countries. Directly comparable in business model, target customer, and category, and is publicly listed providing a useful valuation reference.
• Palmetto: US-based clean energy platform for residential solar, storage, and heat pumps with proprietary software for product selection and installation management. Closely comparable marketplace-plus-services model — and is also a Woltair investor.
• Zolar: German digital marketplace for residential solar with turnkey installation and incentive support. Closely comparable to Woltair in product (PV + storage + heat pumps), customer segment (homeowners), and marketplace-plus-certified-installer model — and is also a Woltair investor.

Emerging players

• 1Komma5°: German clean-energy platform offering residential solar, heat pumps, EV charging, and dynamic tariffs under one roof. Comparable as a one-stop-shop residential energy platform, though broader in scope and more vertically integrated than Woltair.
• Enpal: Germany's largest residential solar leasing and installation platform, offering subscription-style PV and heat pump solutions to homeowners. Comparable on customer segment and product, though differs on leasing vs. outright sales model.

Others

• Enphase Energy: Global leader in microinverters and residential energy management software (IQ8, IQ Battery). Comparable as a critical component supplier in the residential PV stack Woltair distributes; not a direct competitor but a key ecosystem participant.
• SolarEdge: Global manufacturer of PV optimizers, inverters, and residential storage solutions. Comparable as a supplier of power optimizer technology referenced in Woltair's product stack, and as a broad incumbent shaping residential PV economics.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/woltair.it
• LinkedInlinkedin.com/company/woltair-it
• Instagraminstagram.com/woltair.it

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

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 Woltair.it