Best Solar Energy Companies in Italy
The 113 best Solar Energy companies in Italy in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Enel Green Power.
Italy's Solar Energy sector is more funded and more crowded than most people realize. Our directory tracks 113 companies with $1.4B in total disclosed funding, and the spread tells you everything: Enel Green Power anchors the list at $691M, EF Solare Italia follows at $310M, and Falck Renewables and Building Energy cluster just below $100M each. No unicorns yet, but the capital concentration at the top is sharp.
So what's driving the momentum? The global solar market sits at roughly $222.1B and is forecast to grow at a 20.5% CAGR, pulled by decarbonization mandates and generational demand shifts. Hot themes right now include solar PV, EV battery technology and energy management systems, and, as shown in 2017 research, policy frameworks remain the single biggest accelerant for deployment curves like Italy's. I'd also flag the Aerem Series A raise as a signal that emerging-market solar startups are finding real institutional appetite in 2025, which puts pressure on European players to keep pace. Investors like Cassa depositi e prestiti Group and the EIC Fund are already positioned here. Are you tracking the right companies in this field? This list is where to start.
- California is curtailing more solar power than ever before
- California curtailing more solar than ever before
Our analysis of 100 Solar Energy companies
$30.5b in tracked funding; 83% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Solar Energy companies in Italy
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Enel Green Power Operator of hydro, geothermal, wind, solar, and biogas power plants | $691M | 34 mo ago | 628 | Antonio Cammisecra CEO | GSAPVue.jsCloudflare+19 | Top 500k | 155 patents Remote operation, monitoring, and integration of wind/solar PV systems and related robotics | — |
| 2 | EF Solare Italia Solar power producer | $310M | 63 mo ago | 93 | Diego Percopo CEO | WordPressPleskMySQL+22 | Top 10M | — | — |
| 3 | SILFAB Manufacturer of solar PV modules | $123M | 213 mo ago | — | Franco Traverso Chairman & CEO | — | — | — | — |
| 4 | Falck Renewables Developer of renewables-energy projects | $98M | 44 mo ago | — | Toni Volpe CEO | — | — | 8 patents Optimizing wind turbine power conversion efficiency and overall energy output. | — |
| 5 | Building Energy Independent power producer in wind and solar segment | $95M | 107 mo ago | 37 | Sergio Benocci Founder & Board Member | — | — | — | — |
| 6 | Innovo Renewables Developer of solar renewable energy projects | $31M | 17 mo ago | — | Rodolfo Bigolin Founder & CEO | WordPressMySQLPHP+12 | Top 10M | — | — |
| 7 | Soltigua Provider of solar trackers and electronics for solar energy | $9M | 80 mo ago | — | — | WordPressMySQLPHP+29 | Top 10M | 11 patents Gearboxes for renewable generators and single‑axis solar tracking systems | — |
| 8 | Elettrostudio Energy Renewable Energy developer | $7M | 201 mo ago | 16 | Gianfranco Ceroni Founder | — | — | — | — |
| 9 | BPE Beam Power Energy Provider of energy efficiency solutions and renewable energy systems | $5M | 160 mo ago | — | Marco Astori Co-owner | — | — | — | — |
| 10 | PLT energia Renewable energy project investment entity | $4M | 143 mo ago | 150 | — | Windows ServerChart.jsMicrosoft ASP.NET+15 | Top 50M | — | — |
| 11 | Solergy Manufacturers of PVT CPV solar panels | $2M | 132 mo ago | — | Yoav Banin Founder | — | — | 17 patents High‑efficiency solar concentrator optics with large aspherical lenses for PV/thermal conversion | — |
| 12 | SUN GEN Developer of concentrated solar PV systems | $2M | 93 mo ago | — | Ugo Manfredi Founder & CEO | — | — | — | — |
| 13 | Sinergy Flow Developer of sustainable and low-cost redox flow batteries based on earth's abundant materials | $2M | 3 mo ago | 5 | Gabriele Panzeri Co-Founder & CTO | WordPressMySQLPHP+23 | Top 50M | — | — |
| 14 | Solbian Designs and manufactures flexible solar panels | $1M | 41 mo ago | — | Luca Bonci CEO | HubSpot CMS HubFacebook LoginLinkedin Sign-in+22 | Top 10M | — | 1 launch · 2 partnerships |
| 15 | Enerray Provider of solar EPC and O&M services | $1M | 133 mo ago | — | Michele Scandellari CEO | — | — | — | — |
| 16 | J4 Energy Provider of solar energy services | $1M | 25 mo ago | — | Filippo Lazzarin Co-Founder | WordPressMySQLPHP+23 | Top 10M | 17 patents Distributed energy resource management and battery storage control systems for community microgrids | — |
| 17 | Myenergy Provider of photovoltaic systems for residential, commercial, and public sectors | $998K | 66 mo ago | — | Moshe Haddif Chief CEO | WordPressMySQLPHP+31 | Top 5M | — | — |
| 18 | Rise Technology Manufacturer of solar PV panels | $873K | 61 mo ago | — | Roberto Pagliucci Co-Founder & CFO | WordPressMySQLPHP+21 | Top 10M | 31 patents Porous‑silicon photovoltaic manufacturing and flexible elastic contacts for electronic components. | 1 launch |
| 19 | Elianto Offers EPC services for concentrated solar powerplants | $643K | 117 mo ago | — | Piero Pili Co-Founder & CEO | — | — | 2 patents Patents concentrated in mechanical & energy engineering | — |
| 20 | SUNSPEKER Provider of solar services for commercial & residential | $121K | 42 mo ago | 2 | Alessandro Zerbetto Co-Founder | WordPressMySQLPHP+18 | Top 50M | — | — |
| 21 | Hydroingea Engineering company specializing in environmental and energy solutions | $119K | 135 mo ago | — | Emanuele Marinucci CEO | — | — | — | — |
| 22 | SBskin Provider of building integrated photovoltaic modules | $111K | 127 mo ago | — | Rossella Corrao Co-Founder & CEO | — | — | — | — |
| 23 | Pleion Provider of solar thermal panels and systems for heating and cooling, offering modular and high-efficiency… | $110K | 74 mo ago | — | Dario Saggioro Managing Director | — | Top 5M | 3 patents Enhanced evacuated‑tube solar thermal collectors with improved glazing actuation mechanisms. | 1 expansion |
| 24 | eRALOS3 Makes bendable PV cells | $100K | 170 mo ago | 2 | — | — | — | — | — |
Top 12 Solar Energy companies in Italy
#1
Seed · Milano, Umbria · founded 2022 · 5 employees$1.9Mraised▾
Developer of sustainable and low-cost redox flow batteries based on earth's abundant materials. Their sustainable and cost-effective battery aims to enable long-duration energy storage for the transition to renewable energy sources.
- Feb 2026Seed$8.2M
- Nov 2022Seed$1.9M
- 2022Seed—
#2
Series A · Milan, Lombardy · founded 2022$31Mraised▾
Developer of solar renewable energy projects
- Jan 2025Series A$31M
- Jul 2023Seed—
#3
Acquired · Rome, Lazio · founded 2008 · 628 employees$690.7Mraised▾
Operator of hydro, geothermal, wind, solar, and biogas power plants
- Jul 2023Post IPO$388.4M
- Dec 2021Grant (prize money)$19.1M
- Nov 2021Grant (prize money)—
- Sep 2021Grant (prize money)$788.6K
#4
Acquired · Rome, Lazio · founded 2015 · 93 employees$309.9Mraised▾
EF Solare Italia is an Italian joint venture between Enel Green Power and F2i, that specializes in producing power by developing solar power plants. Claims to have developed 123 power plants in 14 regions, having an aggregate capacity of 395MW.
- Mar 2021Conventional Debt$192.4M
- Mar 2020Conventional Debt—
- Sep 2018Conventional Debt$117.5M
#5
Acquired · Milan, Lombardy · founded 2010$98Mraised▾
Developer of renewables-energy projects
- Oct 2022Conventional Debt$97.2M
- Jul 2021Grant (prize money)$766K
#6
Acquired · Milano, Umbria · founded 2010 · 37 employees$94.9Mraised▾
Building Energy is an independent energy producer and executes projects from the development of projects to the sale of energy. The company has projects in pipeline in 24 countries with aggregate capacity of over 2.2GW. Building Energy is based in Milan with offices in Africa, United States, Central America, Europe, Japan and Middle East.
- Jul 2017Series B$79.9M
- Dec 2016Series A—
- Aug 2015Venture Debt$33M
- Aug 2015Series A$5.5M
#7
Deadpooled · Carmignano di Brenta, Veneto · founded 2007$123.2Mraised▾
SILFAB is a company based in Itlay that specializes in the production of solar PV modules. Claims to have an annual production capacity of 150MW and has a production plant in Canada. Manufactures 60-cell modules that each has a capacity of 290W.
- Aug 2008PE$123.2M
#8
Seed · Abano Terme, Veneto · founded 2023$1.1Mraised▾
Provider of solar energy services
- May 2024Seed$1.1M
#9
Funding Raised · Gambettola, Emilia Romagna · founded 2007$8.9Mraised▾
Provider of solar trackers and electronics for solar energy
- Oct 2019Grant (prize money)$1.6M
- Jan 2019Grant (prize money)$2.3M
- Apr 2016Grant (prize money)$685.5K
- Feb 2016Grant (prize money)$2.2M
#10
Funding Raised · Avigliana, Piedmont · founded 2007$1.2Mraised▾
Solbian is specialized in designing and manufacturing customized solar panels which can be used in marine, automobile, and architecture sectors. They claim to have been manufacturing light weighed, thin, flexible solar panels which harness 23% of sunlight to energy. Their products are manufactured under the brand names "SX series", "SR series", and "SXP series" through which monocrystalline solar cells are tailored in between two patented metallic grids. Also, the company claims to design and manufacture customized solar panels each to meet the customer needs accordingly.
- Jan 2023Grant (prize money)$767.5K
- Sep 2017Grant (prize money)$418.5K
#11
Funding Raised · Torino, Piemonte · founded 2009$4.6Mraised▾
Provider of energy efficiency solutions and renewable energy systems. This company offers services encompassing energy performance contracts, photovoltaic system design and installation, optimization of energy management, and the development of renewable energy communities. They also provide design and implementation for electrical and thermal systems, including HVAC and fire suppression. Project and construction management, along with maintenance services, are included in their offerings. The company supports industrial and commercial clients in their transition to sustainable energy practices.
- Feb 2013Grant (prize money)$150K
- Aug 2010Grant (prize money)$200K
- Jan 2010Grant (prize money)$146.6K
- Jul 2009Grant (prize money)$2.4M
#12
Deadpooled · Venice, Veneto · founded 2007 · 16 employees$7.3Mraised▾
Elettrostudio is a part of the business group formed by the Ceroni family in the specialising in engineering services, sale of electricity, development of projects using renewable energy sources and promotion of energy efficiency. The company designs new renewable energy plants, obtain clearance, fund as well as construct the plant and subsequently run them. They also work in advisory capacity to various companies to appraise them about business opportunities in existing plants. Currently have an installed base of nearly 75 MW.
- Sep 2009PE$7.3M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Solar Energy coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.