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Why European renewables M&A is splitting in two in 2026

Energy Europe 9 min read
Author
Sebastian Montoya

European renewables M&A in Q1 2026 looks selective on the surface, but underneath, the real story is different. This week, Teaser Energy Europe looks into a report from Enerdatics, and the findings reinforce the view that structure and revenue streams are now dominating the buyer’s mind.

Don’t miss the list of M&A deals that happened this week. The highlights are:

  • Airengy signed documents covering roughly €51m of transactions in Poland across three segments: A binding offer for 100% of three solar project companies at €20m, implying €595,000/MW with COD targeted for October 2027. A non-binding MoU for eight standalone BESS projects totalling roughly 100 MWh at about €16m, and a non-binding offer for an 8 MW wind project valued at €15m, or €1.9m/MW
  • L’Energètica shortlisted four ground-mounted solar projects totalling roughly 12 MW across Catalonia (in Les Oluges, Sant Pere Sallavinera, Casserres and Vilanova d’Escornalbou) for a combined €12m in its second public procurement round. 
  • Zenith Energy acquired a 5 MWp solar development project in Puglia for €575,000, with payment contingent on securing permits and reaching Ready-to-Build status. The five hectare site sits roughly 300 metres from an existing Zenith project with grid connection already accepted, and the deal takes the company’s Italian solar development pipeline to 178.5 MWp, recently valued at €54.7m.

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Deals breakdown

Announced dealsIndustryCountryBuyer/InvestorSeller/Counterparty
01

FP Lux European Battery Storage Fund acquires Finnish BESS project from SMA Altenso and partners

Battery storage

Finland

FP Lux European Battery Storage Fund

SMA Altenso and partners

02

AllianzGI acquires 51% stake in GESI battery storage platform

Battery storage

Germany

Allianz Global Investors

GESI shareholders

03

Reden partners with Circle Energy to co-develop Spanish BESS pipeline

Battery storage

Spain

Reden

Circle Energy

04

SWM signs MoU to acquire stake in green hydrogen hub project in Schleswig-Holstein

Hydrogen

Germany

SWM (Stadtwerke München)

Infener

05

Hy24 acquires 40% stake in Enagás Renovable from Enagás

Hydrogen

Spain

Hy24

Enagás

06

Masdar and EPCG agree to form 50/50 renewable energy joint venture

Multiple

Montenegro

Masdar

EPCG

07

Airengy explores acquisitions across Polish solar, BESS and wind assets

Multiple

Poland

Airengy

[Undisclosed]

08

Enagás agrees to acquire 31.5% stake in Teréga from GIC

Retail/Grid Network

France

Enagás

GIC

09

Girasole Energies acquires portfolio of photovoltaic carport projects in France

Solar

France

Girasole Energies

[Undisclosed]

10

Zenith Energy acquires photovoltaic development project in Puglia

Solar

Italy

Zenith Energy

[Undisclosed]

11

L’Energètica launches acquisition programme for small photovoltaic plants in Catalonia

Solar

Spain

L’Energètica

[Undisclosed target sellers]

12

Wien Energie acquires Stans solar farm from GEG Ökostrom

Solar + BESS

Austria

Wien Energie

GEG Ökostrom

13

Alight acquires hybrid solar and storage project in Denmark from GreenGo Energy

Solar + BESS

Denmark

Alight

GreenGo Energy

14

Octopus Energy Generation acquires 49.9% stake in French onshore wind portfolio from Banque des Territoires

Wind

France

Octopus Energy Generation

Banque des Territoires

15

Fred. Olsen Seawind agrees to acquire Vattenfall’s 50% stake in Muir Mhòr

Wind

United Kingdom

Fred. Olsen Seawind

Vattenfall


The split running through European renewables M&A

The Q1 2026 M&A data points to a market that is not weak so much as increasingly selective.

Recent data published by our friends from Enerdatics shows there was around $3 billion in disclosed European renewable M&A, with solar and wind volumes down 20% to 30% YoY, and 2/3 of deals targeting operational, near-operational or ready-to-build assets

But that reading misses what is actually moving: not the asset alone, but the combination of execution readiness and revenue architecture.

  • BESS deal volume rose 120% year on year to roughly 5.5 GW across 26 deals, with ready-to-build assets emerging as a preferred entry point. 
  • CfD and FiT-backed solar and wind portfolios are commanding premium valuations across multiple jurisdictions. 
  • Merchant-exposed assets are facing longer sale processes, heavier diligence and greater pricing friction. The market has not lost appetite. It has reallocated appetite from the asset to the revenue architecture sitting on top of it.

We can find some examples of these movements if we follow the money. 

  • In Germany, the most recent EEG auction for ground-mounted solar, which closed in December 2025 and was announced in February, cleared at a volume-weighted 5.00 ct/kWh. The three previous rounds had cleared between 4.66 and 4.84 ct/kWh. That puts regulated support in an effective €46.6 to €50/MWh band, locked in for 20 years. 
  • In Italy, the first FER-X auction awarded 7.7 GW of solar in December 2025 at a weighted average of €56.825/MWh under 20-year contracts for difference, with a second NZIA-restricted round adding 1.1 GW at €66.37/MWh. 
  • And in the UK, AR7 secured 4.9 GW of solar at £65.23/MWh and 1.3 GW of onshore wind at £72.24/MWh in 2024 prices, indexed to CPI for 20 years.

These benchmarks are not perfectly comparable, given differences in indexation, profile and route-to-market. But directionally they point the same way: regulated or structured revenue is widening its advantage over merchant exposure

These are not marginal interventions. They’re practical examples of a European market that is once again assigning clear value to revenue certainty.

What does that mean for the merchant side?

The merchant side has moved the other way. 

  1. LevelTen‘s Q4 2025 index puts the continental P25 solar PPA at €57.44/MWh, down about 8% year on year. 
  2. The German P25 sits closer to €52/MWh, down roughly 20% year on year. 
  3. Pexapark recorded disclosed European PPA volumes falling to 13.1 GW across 247 deals in 2025, from 15.3 GW the year before, with Germany suffering the steepest drop among major markets as buyer bids and seller offers stopped overlapping. 

None of this signals a sector failing to mature, but a predictable consequence of how the merchant case for standalone solar is being eaten by its own success. Germany cleared 470+ hours of negative prices in 2025, with nearly 30% of solar generation occurring during them. Spain is recording structural curtailment

In practice, one class of assets now arrives with some form of moderable revenue floor, whether through CfD and FiT-style support in solar and wind, or through mechanisms such as MACSE and tolling in storage.

  • In Germany, Pexapark points out that there was no PPA pricing overlap at all in Q3 2025.
  • In the UK, the same logic: CfD-backed reference revenues are raising seller expectations relative to what purely corporate offtake can support.

Spain has been showing the same logic for longer. 

  • In September 2025, Velto Renewables agreed to acquire 260 MW of regulated PV from Bankinter Investment and Plenium Partners for approximately €1.1 billion, with closing expected by April 2026, a valuation of around €4.2 million per MW.In February, IST3 Infrastruktur Global acquired a 91 MW regulated portfolio from Bestinver Infra FCR, Acciona’s asset management platform, for more than €330 million, or roughly €3.6 million per MW. 

These multiples only make sense in one context: cash flows shaped by the regulatory framework itself, with the operating risk substantially compressed.

Different mechanics, same shift: how is BESS playing out?

BESS sits inside the same shift, but by a different route. 

The mechanics are different from solar CfDs, but the underwriting question is the same: what part of this revenue can a lender model out, and what part is left to the market?

  • Italy’s first MACSE auction awarded 10 GWh under 15-year contracts at roughly €13,000/MW/year, well below the €37,000 cap. The clearing price alone does not pay for the asset. What it does is provide a contractual floor that lets developers stack arbitrage and ancillary revenues on top of bankable income. 
  • In the UK, Drax has signed early 2026 tolling agreements with Fidra Energy for 250 MW and Zenobē for 200 MW. 

Subsidy, capacity payment, tolling, FiT legacy. The specific architecture varies by jurisdiction, but the function is the same: provide a revenue floor that survives cannibalization, negative pricing, and capture-rate compression. Renewables stay strong, but investors are retreating from generation as a standalone proposition.

For sellers, the implication runs through the entire transaction. An asset arriving in the data room without a clear revenue narrative is now in a different process from one that arrives with contracted income attached. The diligence is longer, the price discovery is harder, and the binding offer is less likely to come at all. 

In Q1 2026 eyes turn to the structure that explains how that power gets monetised through the cycle. If you’re still looking only for megawatts, maybe it’s time to review the mindset.


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