Admission and First Day of Dealings

3 December 2015

Defenx PLC

("Defenx" or "The Group")

Admission and First Day of Dealings

Defenx PLC, a fast growing, profitable and cash generative smart phone security software business, is pleased to announce the admission today of its ordinary shares to trading on the AIM Market of the London Stock Exchange ("Admission") and the commencement of dealings in its ordinary shares under the ticker DFX.

Strand Hanson is acting as Nominated Advisor and Joint Broker to the Group. WH Ireland Limited is acting as Joint Broker to the Group.

SUMMARY

· The Group raised £2.1 million (€3 million) before expenses through a placing of 1,425,654 new ordinary shares at a placing price of 148 pence per share.

· The market capitalisation of Defenx on Admission at the placing price is £9.0 million.

· On Admission, the Group has 6,098,912 ordinary shares in issue.

· The Group will be using the net proceeds of the IPO to fund the development of its Windows Phone 10 app, continue the development of Defenx Mobile Security Suite for Android and Apple iOS and broaden Defenx's product offering, including mobile device management for families and SMEs.

The Group's Admission Document can be found at: www.defenx.com

Commenting on the announcement, Mr. Stecconi, Chief Executive, said:

"We are delighted with the response from investors in supporting our placing of new shares and we are very pleased to welcome our new shareholders. I believe that, given the rising use of smart devices for day to day financial and commercial transactions, 2015 will be seen as year zero in the global smart phone security software market. Defenx is well placed to capitalise on its position in the security solutions market and we look forward to a successful future as an AIM listed company and delivering value for our shareholders."

Enquiries:

About Defenx

Defenx is a security software company that offers a range of security software products for the mobile device, PC and network security markets. The Group's security software products are highly competitive in terms of cost, efficacy and functionality, when compared with similar alternative products in its marketplace. Since inception, Defenx has sold over 2 million security software licences. Defenx's global distribution partners currently include 3Italia (H3G), the fourth largest Italian mobile network operator and Seagate Technology Inc., a world-leader in disk drive manufacturing, amongst other distributors including telecoms operators, systems integrators and OEMs.

Following Admission

The Directors consider the Admission to be an important step in the Group's development, which will enhance its profile and standing in its existing markets and will assist with the growth of its business into new markets. The proceeds from the placing will allow Defenx to pursue its strategic objectives, including the further development of its products and expansion of its channel partnerships. In addition, broadening the Group's shareholder base through Admission gives the Group an increased capacity, if required, to raise further capital to support future opportunities.