Holding(s) in Company

TR-1: Notifications of Major Interests in Shares

1: Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

PETROFAC LTD

2: Reason for notification (yes/no)

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):

3. Full name of person(s) subject to the notification

obligation:

Maroun A Semaan and Family

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

Maroun A Semaan and

Noryala PTC Limited as Trustee of the Nola Two Trust

5. Date of the transaction (and date on which the threshold

is crossed or reached):

11 March 2016

6. Date on which issuer notified:

14 March 2016

7. Threshold(s) that is/are crossed or reached:

7%

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Exerciseprice

Expirationdate

Exercise/Conversionperiod

Number of votingrights instrumentrefers to

% of voting rights

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

21,303,241

6.16%

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

Noryala PTC Limited as Trustees of the Nola Two Trust (20,034,399 - 5.79%)

Maroun Semaan (1,268,842 - 0.37%)

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

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

13. Additional information:

14. Contact name:

Alison Broughton

15. Contact telephone number:

0207 811 4900