Avanti Communications Group plc

Directorate Change

Avanti Communications Group plc (“Avanti” or the “Company”) announces that Christopher William McLaughlin has joined the Board of Avanti as a non-executive director with effect from 1 September 2017.

Chris McLaughlin is a FTSE-experienced, corporate and government marketing and communications specialist. He has an extensive background within new and emerging technology sectors. Joining Inmarsat plc in March 2004, prior to the successful 2005 IPO, he was a member of the senior executive management team and Chief Marketing Officer until January 2017. He was responsible for all global government, reputational, CSR, marketing, brand and sponsorship activity at the company. Chris has wide experience in emerging markets and demanding regulatory environments Producer and host of multiple global partner events, he was also responsible for the technology-proving, Volvo Ocean Race sponsorship from 2005, which continues. He has held similar international roles at Philip Morris International, Visa International, ITV, The BBC and worked in the Private Equity environment, acquiring and operating cable television groups in Europe.

Paul Walsh, Chairman said: “We are very pleased to add the marketing and communications expertise that Mr. McLaughlin brings to our Board and look forward to working together.”

The following information is disclosed pursuant to Schedule Two paragraph (g) of the AIM Rules for Companies:

Mr. Christopher McLaughlin (aged 59) is founder, managing partner and director of Cornwell Associates Limited and holds no other directorships

Mr. McLaughlin currently holds no interest in the ordinary share capital, or other securities, in the Company.

Save as disclosed, there are no other disclosures required in relation to Rule 17 or paragraph (g) of Schedule 2 of the AIM Rules for Companies.

Enquiries:

Avanti: Alan Harper / Nigel Fox Tel: +44 20 7749 1600

Cenkos Securities (Nomad) : Max Hartley Tel: +44 207 397 8900

Montfort: Nick Miles / James Olley Tel: +44 (0)203 770 7909

Redleaf: Lara Pyliotis Tel: +44 (0)207 382 4734