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Atlantica Sustainable Infrastructure Group PLC
Atlantica is a sustainable infrastructure company, engaged across the entire project lifecycle, from origination and development to construction. The company’s own description of itself, taken from its website.
Active 2 years old · 4,182nd oldest of 4,506 · incorporated in the 2020s
Registered office
BUILDING 7, FLOOR 2, UNIT 5 CHISWICK BUSINESS PARK, 566 CHISWICK HIGH ROAD, LONDON, W4 5YG
Other PLCs registered in London
Online
Website atlantica.com
News and announcements on their own site
Found by searching for the company name and kept only where the domain matches it. Social accounts are listed only where the company links to them from its own site. Nothing here is supplied by the company to us.
Filing history
This company has 45 documents on its Companies House record. The most recent accounts were filed on 10/07/2026. Its last confirmation statement or annual return was filed on 19/05/2026.
The most recent filings
This is the list of documents filed, not their contents. A line saying accounts were filed records that they were filed and when; it says nothing about turnover, profit or assets, which are inside the documents themselves and are not published here. Read the filings on the Companies House record.
Who runs it
The register lists 5 current officers and 4 who have resigned.
Who controls it
Companies must record the people or entities with significant control. The register shows 1 current entry.
Owns 75% to 100% of the shares; Holds 75% to 100% of the voting rights; Can appoint and remove directors since 10/05/2024
Charges
A charge is security a company gives a lender over its assets. This company has 2 registered charges, of which 2 are not yet recorded as satisfied.
Royal Bank of Canada Outstanding, created 10/02/2025
Royal Bank of Canada as Collateral Agent for Itself and the Other Secured Parties Outstanding, created 12/12/2024
Officers, controllers and charges are as recorded on the Companies House register on 13/10/2026, and the register changes daily. Appearing here is not an allegation about anyone. Read the current record on the Companies House record.
What it does
This page is compiled from the public register. Companies House does not verify the information filed with it, so treat everything here as what the company reported rather than as established fact. For filings, officers and charges, see the official Companies House record.
Also at W4 5YG
A shared registered office is not evidence of a relationship. Formation agents and genuine groups look identical on the register.
On the register
- 4,182nd oldest of 4,506 PLCs
- One of the 2020s cohort
- Not in liquidation or facing strike off
There are 4,506 PLCs in Britain, under a tenth of one per cent of the register. The whole count.