A1 Solar
A1 Solar Kft. is a Hungarian solar energy installation company that designs, permits, and installs residential and commercial photovoltaic systems and battery energy storage, supported by government subsidy program expertise and a wholesale distribution arm.
- Company typePrivate
- Founded2013
- HeadquartersBudapest, Hungary
- Headcount—
- GTM typeB2B and B2C
- OfferingServices
A1 Solar firmographics
Firmographics- Name
- A1 Solar
- Legal name
- A1 Solar Kft.
- Website
- https://a1solar.hu
- Company type
- Private
- Founded year
- 2013
- Operating status
- Operating
- Short description
- A1 Solar Kft. is a Hungarian solar energy installation company that designs, permits, and installs residential and commercial photovoltaic systems and battery energy storage, supported by government subsidy program expertise and a wholesale distribution arm.
- Ownership category
- akta.pro rank
A1 Solar industry classification
Industry- Product category
- Solar Energy Installation Services
- NAICS
- Solar Electric Power Generation (221114)
- SIC
- Cogeneration Services & Small Power Producers (4991)
- akta.pro primary industry
- Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB)
- akta.pro secondary industries
- Solar Quality, Testing, Certification & Standards (Lab Testing, Inspections, Compliance) (EUAMABAN), PV Balance of System (BOS) & Electrical Infrastructure (Inverters, Transformers, Cabling, Substations) (EUACAGAC), Owner’s Engineering, Grid Interconnection & System Studies (PVsyst/Performance Modeling, Protection Studies) (EUACAGAG)
Keywords
Where A1 Solar is headquartered
LocationHeadquarters
- HQ city
- Budapest
- HQ country
- Hungary
- HQ region
- Europe
Offices5 records
Markets served
A1 Solar business model
Business model- GTM type
- B2B and B2C
- Offering type
- Services
- Cost components
- Personnel, Supply Chain
Revenue model
- Residential Solar PV Systems: Design, permitting, and installation of household-sized solar PV systems (HMKE up to 50 kW) for residential customers. Revenue generated through one-time project fees covering system equipment, labor, permit acquisition, and grid connection administration. Includes related services such as window replacement and heat pump installation.
- Panel Cleaning & Maintenance Services: Professional panel washing, cleaning and maintenance services for residential and small-scale solar installations. Pricing is quote-based (net 200,000 HUF threshold for standard orders vs. individual contracts above). Additional services include technical condition assessments, electrical safety inspections (VBF), and thermographic examinations.
- Corporate/Commercial Solar & Energy Storage: Design, permitting, and turnkey installation of larger solar PV systems and battery energy storage systems (BESS) for businesses, supported by government subsidy programs (Jedlik Ányos Program, RRF-6.2.1). Full project lifecycle support from application preparation through commissioning.
- Wholesale Distribution (Energrosso): Wholesale distribution of solar panels and photovoltaic system components to installation companies and individual entrepreneurs in the electrical/renewable energy sector. Operated through the Energrosso brand (energrosso.hu), serving as a B2B distributor of solar components.
- Otthoni Energiatároló Program Services: Services tied to the Hungarian government's Otthoni Energiatároló Program (Home Energy Storage Program), including energy storage system design, installation, permit acquisition, and project management. Includes promotional campaigns with coupon incentives (100,000 HUF gross coupon) and prize draws for program participants.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Residential Panel Maintenance - Web Order (under net 200,000 HUF) |
| Unit Pricing | Pay-as-you-go | Residential Panel Maintenance - Individual Contract (over net 200,000 HUF) |
| Transaction based/ take rate | Multi-year contract | OETP Program - Promotional Coupon |
| Other | One time/ perpetual license | OETP Prize Draw |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels6 records
A1 Solar product offering
Product offeringCore offering
A1 Solar Kft. designs, permits, installs, and commissions solar photovoltaic (PV) systems and battery energy storage systems (BESS) for residential and commercial customers in Hungary, with full lifecycle support including subsidy application management under government programs such as the Otthoni Energiatároló Program, RRF-6.2.1, and Jedlik Ányos Energetikai Program. The company also provides professional panel cleaning and maintenance services, wholesale distribution of solar components (Energrosso), and international solar project deployment in Africa via A1 Solar Zanzibar Ltd.
Product overview
A1 Solar Kft. is a Hungarian solar energy installation and services company offering a vertically integrated portfolio spanning residential and commercial solar PV systems, battery energy storage solutions, and professional maintenance services. Its core product lines are: (1) Lakossági napelem and Vállalati napelem — residential and commercial solar installation services covering full lifecycle from consultation and site assessment through permitting, grid connection, and commissioning; (2) Vállalati energiatárolás — commercial battery storage systems (BESS); (3) panel cleaning and maintenance services for both residential and commercial segments; and (4) a suite of government subsidy program support services including the Otthoni Energiatároló Program (OEP), RRF-6.2.1, and the Jedlik Ányos Energetikai Program, which combine financing guidance, technical planning, and installation under one roof. The company also resells branded energy storage hardware — notably Fox ESS G-Max (which A1 Solar installed as Hungary's first) and Deye ESS (distributed through A1 Smart System Kft.) — as part of its bundled solutions. Training courses round out the service portfolio. The business operates nationally in Hungary, has expanded internationally to Zanzibar (via A1 Solar Zanzibar Ltd.), and appears on the Financial Times FT1000 list of Europe's fastest-growing companies.
Differentiator
Problem solved
Functional benefit
Products and services
- Residential Solar PV System (Lakossági napelem)
Quantifiable outcome
- Nearly 2,000 successful solar installations completed across Hungary
- +2 more outcomes
Companies that use A1 Solar
Customer profileNamed customers1 record
Segments4 records
Ideal customer profiles4 records
A1 Solar technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
A1 Solar partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered core, supporting, key and flagship.
- Energrosso Kft.coreEnergrosso Kft. operates as the wholesale distribution arm of the A1 Solar group, serving B2B customers through the energrosso.hu platform. It distributes solar panels and photovoltaic system components to installation companies and individual entrepreneurs licensed in electrical work and solar installation.
- Blyxa Consulting Kft.supportingBlyxa Consulting Kft. is listed as a data processing partner of A1 Solar Kft. for the Otthoni Energiatároló Program, handling part of the administrative and consulting workflow for subsidy applications.
- Szorgos Vill Kft.supportingSzorgos Vill Kft. is listed as a data processing partner of A1 Solar Kft. for the Otthoni Energiatároló Program, providing implementation and consulting support for solar and storage projects.
- Fox ESSkeyFox ESS is a global manufacturer of hybrid inverters and lithium-iron-phosphate battery storage systems. A1 Solar is an official distributor and certified installer of Fox ESS products, including the G-Max All-in-One system. The company completed Hungary's first Fox ESS G-Max installation.
- SigenergykeySigenergy manufactures the SigenStor all-in-one energy storage system (LFP batteries, hybrid inverter, AI-powered energy management). A1 Solar distributes and installs Sigenergy products for residential and commercial customers in Hungary, positioning them as premium smart energy solutions.
- Deye ESSkeyA1 Smart System Kft. (a member of the A1 Solar group) became an official Deye ESS distributor for Hungary and Austria. Deye ESS produces energy storage systems and hybrid inverters distributed through the company's wholesale platform.
- Zaidí FoundationflagshipThe Zaidí Foundation operates the Zaso Children's Home in Zanzibar, Tanzania. A1 Solar Zanzibar Ltd. partnered with the foundation to deliver the first African solar project — a 21 kW PV + 30 kWh battery system enabling the children's home to operate entirely on renewable energy. This project represents the company's flagship social impact initiative.
- Zanzibári Energetikai Minisztérium (Zanzibar Ministry of Energy)coreThe Zanzibar Ministry of Energy was represented at the official handover ceremony of the first solar installation at Zaso Children's Home, signaling government recognition and support for A1 Solar's African expansion strategy.
Scale indicators7 records
Recent moves6 records
Expansion highlights6 records
A1 Solar competitors and assessment
Company assessmentOthers
- Fox ESS: Fox ESS is a global manufacturer of hybrid inverters and LFP battery storage systems, with A1 Solar as its certified installer/distributor in Hungary. Comparable as a technology partner whose products A1 Solar integrates; relevant for understanding the competitive inverter/storage landscape.
- Deye ESS: Deye ESS manufactures energy storage systems and hybrid inverters; A1 Solar's subsidiary A1 Smart System Kft. is its official distributor for Hungary and Austria. Comparable as a technology partner with parallel distribution and installer relationships.
- Sigenergy: Sigenergy manufactures the SigenStor all-in-one energy storage system; A1 Solar distributes and installs its products in Hungary. Comparable as a premium storage technology supplier relevant to A1 Solar's product mix.
Direct peers
- Greentech Hungary: Greentech Hungary is one of the largest solar EPC companies operating in Hungary, offering turnkey residential and commercial solar installations with subsidy program support. It competes directly with A1 Solar for the same Hungarian customer base and subsidy-driven demand.
- Napelem Shop (Napelemshop.hu): Napelem Shop is a Hungarian residential and commercial solar installer with e-commerce-style distribution of components. It competes with A1 Solar in the same Hungarian market, with comparable offerings around PV panels, inverters, and battery storage systems.
Regional players
- Sun King (Africa solar home systems): Sun King is a leading pay-as-you-go solar home systems provider across East Africa. While its model is more distributed-energy-focused than A1 Solar's project-based installations, it is comparable as a competitor/adjacent player in East African solar markets where A1 Solar Zanzibar Ltd. operates.
- WattEra (Central Europe solar installer): WattEra is a Central European solar installer and distributor operating in Czech Republic and Slovakia with similar residential and commercial offerings. Comparable as a regional solar EPC peer focused on subsidy-driven demand in neighboring CEE markets.
Broad incumbents
- MVM Hungarowatt: MVM Hungarowatt is the state-affiliated energy group in Hungary with growing solar and energy storage initiatives. As a large incumbent, it represents both a competitor for commercial projects and a potential channel partner or acquirer in the Hungarian solar EPC space.
- E.ON Hungary (Solar Solutions): E.ON Hungary offers residential solar and battery storage solutions as part of its broader utility portfolio. While not a pure-play solar EPC, it competes with A1 Solar for Hungarian residential customers seeking grid-tied solar-plus-storage solutions.
- SolarEdge (Hungarian operations via installers): SolarEdge is a global inverter and PV optimizer manufacturer; while it does not directly compete as an installer in Hungary, its products underpin the residential and commercial solar systems that A1 Solar integrates. It is comparable as a technology supplier and brand standard in the European solar EPC ecosystem where A1 Solar operates.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
A1 Solar social profiles
Digital presenceA1 Solar financial estimates
Financial estimateRevenue estimate
Valuation estimate
A1 Solar leadership team
Management profileNumber of profiles
Profiles3 records
A1 Solar subsidiaries and ownership
Company hierarchySubsidiaries2 records
A1 Solar funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
A1 Solar M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about A1 Solar
What does A1 Solar do?
A1 Solar Kft. designs, permits, installs, and commissions solar photovoltaic (PV) systems and battery energy storage systems (BESS) for residential and commercial customers in Hungary, with full lifecycle support including subsidy application management under government programs such as the Otthoni Energiatároló Program, RRF-6.2.1, and Jedlik Ányos Energetikai Program. The company also provides professional panel cleaning and maintenance services, wholesale distribution of solar components (Energrosso), and international solar project deployment in Africa via A1 Solar Zanzibar Ltd.
Is A1 Solar a public or private company?
A1 Solar is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was A1 Solar founded?
A1 Solar was founded in 2013.
Where is A1 Solar based?
A1 Solar is headquartered in Budapest, Hungary, in the Europe region.
How does A1 Solar make money?
Five revenue lines are on record. Residential Solar PV Systems are the primary driver. The others are panel Cleaning & Maintenance Services, corporate/Commercial Solar & Energy Storage, wholesale Distribution (Energrosso) and otthoni Energiatároló Program Services.
Who are A1 Solar's main competitors?
Others on record are Fox ESS, Deye ESS and Sigenergy. Direct peers are Greentech Hungary and Napelem Shop (Napelemshop.hu). Regional players are Sun King (Africa solar home systems) and WattEra (Central Europe solar installer). Broad incumbents are MVM Hungarowatt, E.ON Hungary (Solar Solutions) and SolarEdge (Hungarian operations via installers).
Does A1 Solar have an API?
No public API is recorded for A1 Solar.
What industry is A1 Solar in?
A1 Solar's product category is Solar Energy Installation Services. Its primary akta.pro industry code is EUAMABAB, Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System), with a secondary code of EUAMABAN, Solar Quality, Testing, Certification & Standards (Lab Testing, Inspections, Compliance). Its NAICS code is 221114 and its SIC code is 4991.