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Verified CRO data Updated 2026-05-16

HEIRLOOM COMPUTING LIMITED

● Active

Active Irish company in Dublin 2, incorporated 29 October 2024 — NACE 82.99, CRO 774618.

CRO 774618 Incorporated 29 Oct 2024 NACE 82.99 Dublin

Overview

Heirloom Computing Limited is a company based in Ireland, identified by CRO number 774618. The company specializes in mainframe modernization, offering a fast, low-risk solution for migrating IBM mainframe applications to cloud platforms or on-premise environments. Its Heirloom® platform enables clients to replatform or refactor legacy applications, providing flexibility in choosing between cloud-native, on-premise, or IBM/Z environments. The solution is marketed as a multi-award-winning, service-agnostic option that allows applications to plug and play across infrastructure, supporting a wide range of platforms. It is recognized by ISG as a leading multi-platform mainframe modernization solution, used by some of the world’s largest enterprises for legacy real-estate modernization. The company emphasizes speed, control, and reduced risk in migration processes. Beyond registry-level identification, no further business details are publicly captured.

Location & registered address

4 Pembroke Street Upper
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

HEIRLOOM COMPUTING LIMITED

CRO number

774618

Status

Active

Legal form

Ltd - Private Company Limited By Shares

Incorporated

29 October 2024

Operating years

2 years

Registered county

Dublin

Registered office

4 Pembroke Street Upper, Dublin 2, , Ireland

Frequently asked questions

What does HEIRLOOM COMPUTING LIMITED do?

Heirloom Computing Limited is a company based in Ireland, identified by CRO number 774618. The company specializes in mainframe modernization, offering a fast, low-risk solution for migrating IBM mainframe applications to cloud platforms or on-premise environments.

Where is HEIRLOOM COMPUTING LIMITED based?

HEIRLOOM COMPUTING LIMITED's registered office is at 4 Pembroke Street Upper, Dublin 2, Ireland.

When was HEIRLOOM COMPUTING LIMITED founded?

HEIRLOOM COMPUTING LIMITED was incorporated with the Irish Companies Registration Office on 29 October 2024, a year ago.

Is HEIRLOOM COMPUTING LIMITED still active?

Yes. The company is listed with the Companies Registration Office under status 'Normal'.

What is the CRO number for HEIRLOOM COMPUTING LIMITED?

774618.

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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