MACMAHON HOLDINGS LIMITED — Share Issue/Capital Change 2012

Sep 16, 2012

Rule 2.7, 3.10.3, 3.10.4, 3.10.5

Appendix 3B

New issue announcement, application for quotation of additional securities and agreement

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 1/7/96. Origin: Appendix 5. Amended 1/7/98, 1/9/99, 1/7/2000, 30/9/2001, 11/3/2002, 1/1/2003, 24/10/2005.

Name of entity

Macmahon Holdings Limited

ABN

93 007 634 406

We (the entity) give ASX the following information.

Part 1 - All issues

You must complete the relevant sections (attach sheets if there is not enough space).

• 1 +Class of +securities issued or to be Performance Rights accepted 14 September issued 2012

• 2 Number of[+] securities issued or to 7,985,000 be issued (if known) or maximum number which may be issued

3 Principal terms of the[+] securities (eg, if options, exercise price and expiry The Performance Rights are granted to key date; if partly paid[+] securities, the personnel pursuant to the Macmahon Executive amount outstanding and due dates Equity Plan. Each Performance Right carries a for payment; if +convertible right to one fully paid ordinary share. securities, the conversion price and dates for conversion) 20% of the Performance Rights granted to a Participant will be eligible to vest on the third anniversary of 1 July 2012 (the “Grant Date”) provided the Participant is an Employee of the Company at that date. 80% of the Performance Rights will be eligible to vest in two equal tranches on the third and fourth anniversaries respectively of the Grant Date. The extent to which these Performance Rights are eligible to vest will depend on the Total Shareholder Return ( TSR ) performance of Macmahon against a group of entities determined by the Board (50% based on a comparison of the TSR performance of a peer group, and 50% based on a comparison with the TSR performance of entities included in the S&P/ASX 200). No amount is payable upon the issue or vesting of Performance Rights.

4 Do the+securities rank equally in all respects from the date of allotment with an existing+class of quoted +securities? If the additional securities do not rank equally, please state: the date from which they do the extent to which they participate for the next dividend, (in the case of a trust, distribution) or interest payment the extent to which they do not rank equally, other than in relation to the next dividend, distribution or interest payment 5 Issue price or consideration 6 Purpose of the issue (If issued as consideration for the acquisition of assets, clearly identify those assets)	No – Securities to be issued have no rights to participate in dividends until they have vested.
	Nil
	Performance Rights are granted as equity compensation benefits to senior executives and key personnel in accordance with the Macmahon Executive Equity Plan.

• See chapter 19 for defined terms.

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Appendix 3B Page 2

• 7 Dates of entering[+] securities into N/A uncertificated holdings or despatch of certificates

Number +Class 8 Number and +class of all 741,316,038 fully paid Fully paid ordinary +securities quoted on ASX ordinary shares. shares ( including the securities in clause 2 if applicable) Number +Class 9 Number and +class of all +securities not quoted on ASX 825,000 Executive Options ( including the securities in clause 2 exp date 19/4/2013 if applicable) ex price 0.82 125,000 Executive Options exp date 14/7/2014 ex price 1.62 3,000,000 Class C Performance Rights 25,721,356 Performance Rights (Executive Equity Plan)

• 10 Dividend policy (in the case of a trust, distribution policy) on the increased capital (interests)

Until Vested, Performance Rights do not carry a right to a dividend.

Part 2 - Bonus issue or pro rata issue

• 11 Is security holder approval N/A required?

• 12 Is the issue renounceable or nonN/A renounceable?

• 13 Ratio in which the[+] securities will N/A be offered

14 +Class of+securities to which the offer relates 15 +Record date to determine entitlements 16 Will holdings on different registers (or subregisters) be aggregated for calculating entitlements? 17 Policy for deciding entitlements in relation to fractions 18 Names of countries in which the entity has+security holders who will not be sent new issue documents Note: Security holders must be told how their entitlements are to be dealt with. Cross reference: rule 7.7. 19 Closing date for receipt of acceptances or renunciations 20 Names of any underwriters 21 Amount of any underwriting fee or commission 22 Names of any brokers to the issue 23 Fee or commission payable to the broker to the issue 24 Amount of any handling fee payable to brokers who lodge acceptances or renunciations on behalf of +security holders 25 If the issue is contingent on +security holders’ approval, the date of the meeting 26 Date entitlement and acceptance form and prospectus or Product Disclosure Statement will be sent to persons entitled	N/A
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• See chapter 19 for defined terms.

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27 If the entity has issued options, and the terms entitle option holders to participate on exercise, the date on which notices will be sent to option holders 28 Date rights trading will begin (if applicable) 29 Date rights trading will end (if applicable) 30 How do+security holders sell their entitlements_in full_through a broker? 31 How do+security holders sell_part_ of their entitlements through a broker and accept for the balance? 32 How do+security holders dispose of their entitlements (except by sale through a broker)? 33 +Despatch date	N/A
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Part 3 - Quotation of securities

You need only complete this section if you are applying for quotation of securities

• 34 Type of securities ( tick one )

• (a)[Securities described in Part 1 ]

• (b)[All other securities ]

Example: restricted securities at the end of the escrowed period, partly paid securities that become fully paid, employee incentive share securities when restriction ends, securities issued on expiry or conversion of convertible securities

Entities that have ticked box 34(a)

Additional securities forming a new class of securities

Tick to indicate you are providing the information or documents

35[If the ][+][securities are ][+][equity securities, the names of the 20 largest holders of the ] additional[+] securities, and the number and percentage of additional[+] securities held by those holders

36[If the ] +securities setting out the number of holders in the categories[+][securities are ][+][equity securities, a distribution schedule of the additional ] 1 - 1,000 1,001 - 5,000 5,001 - 10,000 10,001 - 100,000 100,001 and over

37[A copy of any trust deed for the additional ][+][securities ]

Entities that have ticked box 34(b)

38 Number of securities for which N/A +quotation is sought 39 Class of +securities for which N/A quotation is sought 40 Do the[+] securities rank equally in all N/A respects from the date of allotment with an existing[+] class of quoted +securities? If the additional securities do not rank equally, please state: the date from which they do the extent to which they participate for the next dividend, (in the case of a trust, distribution) or interest payment the extent to which they do not rank equally, other than in relation to the next dividend, distribution or interest payment 41 Reason for request for quotation now N/A Example: In the case of restricted securities, end of restriction period (if issued upon conversion of another security, clearly identify that other security) Number +Class 42 Number and[+] class of all[+] securities N/A quoted on ASX ( including the securities in clause 38)

• See chapter 19 for defined terms.

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Appendix 3B Page 6

Quotation agreement

• 1 +Quotation of our additional +securities is in ASX’s absolute discretion. ASX may quote the[+] securities on any conditions it decides.

• 2 We warrant the following to ASX.

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• The issue of the[+] securities to be quoted complies with the law and is not for an illegal purpose.

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• There is no reason why those[+] securities should not be granted[+] quotation.

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• An offer of the[+] securities for sale within 12 months after their issue will not require disclosure under section 707(3) or section 1012C(6) of the Corporations Act.

Note: An entity may need to obtain appropriate warranties from subscribers for the securities in order to be able to give this warranty

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• Section 724 or section 1016E of the Corporations Act does not apply to any applications received by us in relation to any[+] securities to be quoted and that no-one has any right to return any[+] securities to be quoted under sections 737, 738 or 1016F of the Corporations Act at the time that we request that the[+] securities be quoted.

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• We warrant that if confirmation is required under section 1017F of the Corporations Act in relation to the[+] securities to be quoted, it has been provided at the time that we request that the[+] securities be quoted.

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• If we are a trust, we warrant that no person has the right to return the +securities to be quoted under section 1019B of the Corporations Act at the time that we request that the[+] securities be quoted.

• 3 We will indemnify ASX to the fullest extent permitted by law in respect of any claim, action or expense arising from or connected with any breach of the warranties in this agreement.

• 4 We give ASX the information and documents required by this form. If any information or document not available now, will give it to ASX before[+] quotation of the[+] securities begins. We acknowledge that ASX is relying on the information and documents. We warrant that they are (will be) true and complete.

Sign here:

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Date: 17 September 2012

Company Secretary

Print name: Chris Brown

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• See chapter 19 for defined terms.

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Appendix 3B Page 7