TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached: ii

Porta Communications Plc

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

X

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

Change in Ownership of Shareholder

X

3. Full name of person(s) subject to thenotification obligation: iii

Arthur Leonard Robert Morton (ALRM), Susan Margaret Howard Morton (SMHM), Morton PTC Limited as Trustee of the Morton Family Trust (MFT) Retro Grand Limited (RGL), Seraffina Holdings Limited (SHL), Groundlinks Limited (GL) and Hawk Pension Fund Limited (HPFL).

4. Full name of shareholder(s)  (if different from 3.):iv

Hawk Investment Holdings Limited

5. Date of the transaction and date onwhich the threshold is crossed orreached: v

1st - 14th December 2016

6. Date on which issuer notified:

21st December 2016

7. Threshold(s) that is/are crossed orreached: vi, vii

17%, 16%, 15%, 14%, 13%, 12%, 11%, 10%, 9%, 8% 7%, 6%, 5%, 4%, 3% for ALRM only

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

 GB00B71C7K21

67,103,965

67,103,965

53,203,965

(MFT)

450,000 (SHL)

5,850,000

(RGL)

6,750,000 (GL)

850,000 (ALRM and SMHM)

53,203,965

(MFT)

450,000 (SHL)

5,850,000 (RGL)

6,750,000 (GL)

850,000

(ALRM and SMHM)

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/Conversion Period xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Nominal

Delta

Total (A+B+C)

Number of voting rights 67,103,965

Percentage of voting rights 21.68%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi

Hawk Investment Holdings Limited (HIHL) continues to hold 53,203,965 Porta Communications shares representing 17.2% of the voting rights. HIHL's ownership has transferred from ALRM & SMHM to Morton PTC Limited as Trustee of the MFT. The Board of Directors of the Morton PTC is Albany Directors Limited, Mr Robert Walter Morton and Mrs Susan Margaret Howard Morton. The beneficiaries of the Morton Family Trust are Susan Margaret Howard Morton, Andrew Robert Morton, Edward George Morton, Charles Nicholas Morton and Robert Walter Morton.

Retro Grand Limited continues to hold 5,850,000 shares representing 1.9% of the voting rights. The ultimate beneficiary of RGL is Edward George Morton.

Seraffina Holdings Limited continues to hold 450,000 shares representing 0.15% of the voting rights. The ultimate beneficiary of SHL is Charles Nicholas Morton.

Groundlinks Limited continues to hold 6,750,000 shares representing 2.2% of the voting rights. The ultimate beneficiary of GL is Andrew Robert Morton.

Hawk Pension Fund Limited continues to hold 850,000 shares representing 0.27% of the voting rights. The ultimate beneficiaries of HPFL are Arthur Leonard Robert Morton and Susan Margaret Howard Morton.

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will ceaseto hold:

12. Date on which proxy holder will cease to holdvoting rights:

13. Additional information:

Albany Trustee Company Limited

14. Contact name:

Emma McIntosh

15. Contact telephone number:

01481 724136