Best Solar Energy Companies in Community of Madrid, Spain
The 64 best Solar Energy companies in Community of Madrid, Spain in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: T-Solar.
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 Community of Madrid
| # | Company | Last round | Disclosed funding | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | ABEI Energy Independent power producer specializing in the management of renewable energy projects | — | — | 216 | Jean-Francois Leblanc CEO France | WordPressMySQLPHP+23 | — | — |
| 2 | AEE Power Provider of solar EPC services | — | — | 246 | — | WordPressMySQLPHP+11 | — | — |
| 3 | Albares Renovables Develops and finances projects dedicated to the generation of clean and renewable energy | — | — | — | Alberto OConnor Managing Director | — | — | — |
| 4 | Anemoi Renewable energy project investment company | — | — | 12 | David Montiel Co-Founder & Partner | — | — | — |
| 5 | ASCIA group Renewable Energy IPP | — | — | — | Jose Corchado CEO | — | — | — |
| 6 | Barter Energy Provider of solar installation services | — | — | 45 | — | WordPressMySQLPHP+27 | — | 1 partnership |
| 7 | Circle Energy Developer of renewable energy projects | — | — | — | Antonio Carrion Co-Founder & Partner | — | — | 2 job openings |
| 8 | Dhamma Energy Provider of solar operation & maintenance service | — | — | 32 | — | — | — | — |
Top 12 Solar Energy companies in Community of Madrid
#1
Public · Madrid, Community of Madrid · founded 2002 · 236 employees$22Mraised▾
Solaria is an independent power producer in the solar energy sector. Started as a manufacturer of photovoltaic cells and panels and is now a producer and seller of power from its solar plants connected to the grid.
- Apr 2026Post IPO$351M
- Nov 2022Grant (prize money)$2.8K
- Dec 2017Venture Debt$10.9M
- Nov 2011Post IPO$30M
#2
Series C · Madrid, Community of Madrid · founded 2021 · 7 employees$70.3Mraised▾
Developer of solar and wind energy projects
- Jul 2025Series C$70.3M
#3
Funding Raised · Madrid, Community of Madrid · founded 2020 · 79 employees$283Mraised▾
Operator of renewable energy platform focused on developing solar, and clean energy projects
- Feb 2024Conventional Debt$283M
#4
Series A · Madrid, Community of Madrid · founded 2022 · 78 employees$18.5Mraised▾
Provider of solar energy services
- Sep 2024Series A$1.6M
- Jun 2024Series A$9.8M
- Dec 2022Seed$4.8M
- Jun 2022Seed$2.1M
#5
Series B · Madrid, Community of Madrid · founded 2023$16.7Mraised▾
Nomad Solar Energy is a provider of portable solar energy solutions, offering innovative products and services to bring clean energy to various industries and sectors. The company designs and manufactures photovoltaic solutions to cater to off-grid and mobile energy needs, with a focus on decarbonization.
- Sep 2024Series B$16.7M
#6
Acquired · Madrid, Community of Madrid · founded 2006 · 200 employees$392Mraised▾
Developer of utility scale renewable energy solutions
- Jun 2022Conventional Debt$42M
- Jan 2018Conventional Debt—
- Jul 2008Conventional Debt$350M
#7
Public · Madrid, Community of Madrid · founded 1997 · 2974 employees$567Mraised▾
Independent power producer. The company is present in the entire value chain development, engineering and construction, operation and maintenance, and the marketing of energy. They develop projects for themselves and also put their experience in the sector at the service of third-party customers through EPC contracts –particularly in wind and photovoltaic power.
#8
Acquired · Madrid, Community of Madrid · founded 2005 · 240 employees$475.6Mraised▾
X-ELIO is a developer and operator of utility-scale photovoltaic plants. The company procures and integrates all components to commission a solar plant. XElio undertakes turnkey contracts and is present in 18 countries with 300 MW of photovoltaic projects in operation or in construction
- Jul 2021Conventional Debt$475.6M
#9
Acquired · Madrid, Community of Madrid · founded 2006 · 21 employees$629.6Mraised▾
T-Solar involves in the construction, development, operation and maintenance of large-scale solar plants in Spain, Italy, India, Peru, USA, Puerto Rico and Japan. They have installed 316 MWp capacity solar park.
- Jan 2020Conventional Debt$629.6M
- Jul 2011Series B—
- Jun 2011Conventional Debt—
#10
Seed · Madrid, Community of Madrid · founded 2023$508.6Kraised▾
Provider of residential solar panel installation and related services. It offers end-to-end solutions, including system design, installation, and ongoing maintenance. The company focuses on helping homeowners reduce their electricity costs through solar energy adoption. It manages the entire installation process and assists customers with navigating available incentives. The company also provides options for financing and payment.
- May 2025Seed$508.6K
#11
Funding Raised · Madrid, Community of Madrid · founded 2014 · 40 employees$445.8Mraised▾
Vela Energy is an independent renewable energy producer. The company owns a portfolio of large-scale solar photovoltaic plants of over 122MWp and operates more than 240MWp in Spain and Italy. Currently, Vela Energy operates the largest portfolio of solar photovoltaic plants in Spain, corresponding to a total asset investment of more than EUR 1B.
- Jul 2016Conventional Debt$445.8M
#12
Seed · Alcobendas, Community of Madrid · founded 2023$623.4Kraised▾
Company that offers self-installable solar kits designed for easy and quick assembly, eliminating the need for an installer or electrician. Their kits are suitable for residential use and aim to simplify the solar energy generation process.
- Jan 2025Seed$623.4K
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
How research on Solar Photovoltaics is moving in Spain
A read on the academic research around Solar Photovoltaics — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 1,233 Spain-affiliated papers.
- Universidad Politécnica de Madrid124
- Universitat Politècnica de Catalunya78
- Universitat Jaume I73
- Universidad de Sevilla62
- Universitat Politècnica de València48
- Photovoltaic system5→78
- Solar energy1→55
- Thermal energy storage1→21
- Solar cell9→28
- Perovskite (structure)10→28
- Solar energy3→177
- Photovoltaic system11→182
- Renewable energy4→122
- Thermal energy storage1→52
- Solar cell13→62
- Solar energy3→42
- Photovoltaic system4→42
- Renewable energy1→26
- Electricity1→9
- Process engineering1→8
Where solar pv is researched across Spain
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
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.