Managed IT Security Services

We deliver robust managed IT security services and telecommunications solutions to our clients.

Our core values of pride and integrity underpin everything that we do.

We believe in delivering measurable value for money and empower our customers to operate more effectively.

Our Services

IT Security Services

CommSec provides a suite of next-generation IT security services. We provide a fully managed SIEM platform and we operate a 24x7 Security Operations Centre (SOC) that is constantly monitoring your environment for risks and attacks.

Data Protection

CommSec offer a broad range of services in relation to data protection. Many of our customers start with a comprehensive security threat assessment, conducted by one of our highly experienced data protection consultants.

it consultancy

Our IT business consulting service helps clients use technology to strengthen the business and reduce risks. We have vast expertise with data protection and GDPR compliance, cyber security and unified telecommunications solutions.

Digital Forensics

CommSec provide a full suite of advanced Digital Forensics and Cyber Crime incident response services. The team is led by Colm Gallagher, a former detective and Digital Forensics expert with 30 years experience in An Garda Síochána.

Our Solutions


Ransomware is a type of malicious software that threatens to publish the victim's data or block access to it unless a ransom is paid.Our services can help you prevent these type of attacks including Cyber Security Training for your staff as well as monitoring and alerting for these type of attacks through our Security Incident Event Management service.


Phishing is a method of tricking people into sharing sensitive information, such as passwords and credit card numbers, by posing as a trusted institution in an email or phone call.

data protection

The focus of all our managed security services is data protection. From policies, training and procedures, to monitoring your IT security with our managed security operations centre; data protection is the objective.


Starting with consultancy and a security threat assessment, we help our customers achieve and maintain compliance with all data protection regulations for security such as ISO27001 and data protection standards like GDPR.



“We take great pride in the quality of our services. Everyone in our business is committed to delivering the best service possible, with honesty and integrity.”

 David McNamara, MD.

iso27001 logo for CommSec Security


We are happy to host our clients in the comfort of our meeting facilities at our offices. Please call or email to arrange a meeting.

B109, The Linc, TU Dublin, Blanchardstown Road North, Dublin 15.

Call us

Our phones are open during normal business hours, 9am to 5:30pm, Monday to Friday, excluding Bank and Public Holidays.

+353 1 536 7320

Contact us

For enquiries at any time, please contact us via email. For emails received out-of-hours, you will receive a response during normal business hours on the following working day.

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