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Verified CRO data Updated 2026-05-16

MARES INTERCONNECTOR HOLDINGS LIMITED

● Active

Active Irish company in Dublin 2, incorporated 14 August 2020 — NACE 82.99, CRO 675600.

CRO 675600 Incorporated 14 Aug 2020 NACE 82.99 Dublin

Overview

Mares Interconnector Holdings Limited is a company registered in Ireland with CRO number 675600. The name suggests a focus on energy infrastructure, specifically interconnectors between Ireland and Great Britain. The company is involved in transmission infrastructure designed to enhance energy security, support the transition to a low carbon energy future, and facilitate the integration of renewable energy sources. Its operations aim to improve energy supply reliability, reduce wholesale energy prices, and contribute to the Irish and UK governments' 2030 green energy targets and net zero goals. The company's infrastructure is expected to support approximately 2.4 million MWh of electricity annually, based on average household consumption figures. The business emphasizes benefits such as lower consumer energy prices and increased energy security. Data from GoldenPages confirms a strong name match, and the company's mission is clearly outlined in public communications. Beyond registry-level identification, no further business details are publicly captured.

Location & registered address

The Victorians
15-18 Earlsfort Terrace
Dublin
Dublin 2
Dublin
Dublin 2
Ireland

Industry classification

NACE Rev. 2 — 82.99

Class 82.99 covers other business support service activities not elsewhere classified.

→ All NACE 82.99 companies in Ireland In Dublin

Company facts

Sourced from Companies Registration Office (CRO)

Legal name

MARES INTERCONNECTOR HOLDINGS LIMITED

CRO number

675600

Status

Active

Legal form

Ltd - Private Company Limited By Shares

Incorporated

14 August 2020

Operating years

6 years

Registered county

Dublin

Registered office

THE VICTORIANS, 15-18 EARLSFORT TERRACE, DUBLIN,Dublin 2, DUBLIN, Dublin 2, Ireland

Last annual return

31 December 2024

Last accounts

31 December 2024

Frequently asked questions

What does MARES INTERCONNECTOR HOLDINGS LIMITED do?

Mares Interconnector Holdings Limited is a company registered in Ireland with CRO number 675600. The name suggests a focus on energy infrastructure, specifically interconnectors between Ireland and Great Britain.

Where is MARES INTERCONNECTOR HOLDINGS LIMITED based?

MARES INTERCONNECTOR HOLDINGS LIMITED's registered office is at The Victorians, 15-18 Earlsfort Terrace, Dublin, Dublin 2, Dublin, Dublin 2, Ireland.

When was MARES INTERCONNECTOR HOLDINGS LIMITED founded?

MARES INTERCONNECTOR HOLDINGS LIMITED was incorporated with the Irish Companies Registration Office on 14 August 2020, more than 5 years ago.

Is MARES INTERCONNECTOR HOLDINGS LIMITED still active?

Yes. The company is listed with the Companies Registration Office under status 'Normal' as of the most recent filing on 31 December 2024.

What is the CRO number for MARES INTERCONNECTOR HOLDINGS LIMITED?

675600.

Where this data comes from

CRO Open Data data.gov.ie/dataset/companies-register Weekly All factual fields
AI synthesis Qwen3-4B-Instruct (locally hosted) 2026-05-16 Prose summary only

About this summary — the prose Overview above is generated by an LLM from the cited sources. Factual fields (CRO number, status, dates, address, NACE code) come directly from the Companies Registration Office. If you spot an error, please report it →

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