We are very proud of our customer service levels and would like to share some testimonials from our clients:

"As a Security installer ourselves, Nener’s Master Locksmiths realise the importance of integrity, coupled with reliability & professionalism are essential. That is why Nener’s Master Locksmiths chose an O’Brien Alarm system to enhance security at their Swansea showrooms."

Neners of Swansea

"We have been customers with O'Brien Security 2005, and prior to that, FAB Security. I have found O'Brien Security provide a good continuing service - I would recommend them to anyone. It is clear that they put the service to their customers at the very top of their priorities. I would be happy to recommed them."

Castellemare Restaurant

"We have used O'Brien Security Systems for a number of years and have always found them to be thoroughly professional, reliable and trustworthy. I would never have any qualms about recommending them."

Verdi's Restaurant