Facilities management firm acquires Top Security

Áine Mulcahy managing director of OCS Ireland and Pat Crowley general manager of Top Security.

Facilities management company OCS Ireland has announced it has completed the acquisition of security firm Top Security.

Top Security has more than 300 employees which will be brought to OCS in Ireland, increasing OCS’s workforce to almost 4,000 people. Top Security has offices in Cork, Dublin, and South Africa.

The company was founded 40 years ago and operates a nationwide monitoring network.

OCS said the acquisition “enhances” its technology-enabled security capability, expanding its remote monitoring services, control room operations, communications resilience, and Alarm Receiving Centre (ARC) capabilities.

Managing director of OCS in Ireland Áine Mulcahy said the acquisition “represents a significant step in enhancing our security capabilities in Ireland and further developing our integrated facilities management model”.

According to its latest financial statement, for the year ending February 28, 2025, Top Security Limited generated turnover of just under €10.4m up from just under €9m the year prior. From this, it generated a gross profit of €3.2m and an operating profit of €1m.

However, due to exceptional items, the company recorded a loss for its financial year of €5.8m.