Active

O'Leary & O'Sullivan Developments BV Ltd

#678777 LTD - Private Company Limited by Shares

Registered in Ballincollig, Co. Cork

O'Leary & O'Sullivan Developments BV Ltd is a private company limited by shares registered in Ireland on 2 October 2020 (company number 678777), based in Ballincollig, Co. Cork. Current status on the CRO register: Active. Its website is olosdev.com.

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Registry facts

Registered Name O'LEARY & O'SULLIVAN DEVELOPMENTS BV LIMITED
Company Number 678777
Company Type LTD - Private Company Limited by Shares
Type Code 1153
Status Normal

Important Dates

Registration Date 2 October 2020
Last Annual Return 30 September 2025
Last Accounts Date 31 December 2024

Industry Classification (NACE)

NACE Code: 41.10
Section Construction Division Construction of buildings Group Development of building projects Class Development of building projects

Registered Address

Unit 1 Joyce House

Barrack Square

Ballincollig, CORK, Ireland

P31D825

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Additional business information

Contact details, websites, social profiles and summaries are gathered from public web sources. They are not CRO registry fields.

Contact Details

Phone Number Unknown
Email Address sales@olosdev.com

Company Website

Business summary

O'Leary & O'Sullivan Developments BV Limited – trading as OLOS New Homes – is a specialist residential developer delivering modern, energy‑efficient family houses across East Cork. Their flagship project, Current Nua in Knockraha, offers A‑rated block‑built homes that meet the national “to Buy” scheme, making first‑time purchase and affordable‑home options straightforward for growing families.

The company’s portfolio also includes the Ard Abhainn development, a collection of contemporary detached properties ranging up to 166 m², with the final two Type A homes now available at €490,000. By focusing on high‑specification builds, OLOS ensures each home combines contemporary design with long‑term sustainability, catering to buyers who value quality, comfort and a strong community setting.

Based in the picturesque village of Knockraha, just a ten‑minute drive from the Lee Tunnel, O'Leary & O'Sullivan Developments serves the Cork region’s expanding housing market with a professional yet friendly approach, guiding clients from enquiry through to move‑in.

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How to read this record

Registry fields come from the CRO open data source.

CRO register status: Normal.

Company Check displays this as Active for readability.

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CRO snapshot retrieved: 2 Oct 2026, 10:40. Imported successfully: 2 Oct 2026, 10:44.