Appendix 3Y Change of Director's Interest Notice Appendix 3Y Change of Director's Interest Notice

Rule 3.19A.2

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 30/09/01 Amended 01/01/11

Name of entity: Investa Office Fund

(comprising Armstrong Jones Office Fund and Prime Credit Property Trust)

ARSN: 090 242 229 / 089 849 196

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director

Ms Ming Long

Date of last notice

2 September 2011

Part 1 - Change of director's relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of "notifiable interest of a director" should be disclosed in this part.

Direct or indirect interest

Indirect

Nature of indirect interest

(including registered holder)

Note: Provide details of the circumstances giving rise to the relevant interest.

Units purchased by Alvin Long, husband of

Ming Long.

Date of change

7 March 2012

No. of securities held prior to change

20,000

Class

Ordinary Units

Number acquired

20,000

Number disposed

Nil

Value/Consideration

Note: If consideration is non-cash, provide details and estimated valuation

20,000 units purchased at $0.610 total consideration paid $12,200

No. of securities held after change

40,000

+ See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 1

Appendix 3Y Change of Director's Interest Notice

Nature of change

Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back

On-market trade

Part 2 - Change of director's interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of "notifiable interest of a director" should be disclosed in this part.

Detail of contract

NA

Nature of interest

NA

Name of registered holder

(if issued securities)

NA

Date of change

NA

No. and class of securities to which interest related prior to change

Note: Details are only required for a contract in

relation to which the interest has changed

NA

Interest acquired

NA

Interest disposed

NA

Value/Consideration

Note: If consideration is non-cash, provide details and an estimated valuation

NA

Interest after change

NA

Part 3 - +Closed period

Were the interests in the securities or contracts detailed above traded during a +closed period where prior written

clearance was required?

No

If so, was prior written clearance provided to allow the trade to proceed during this period?

NA

If prior written clearance was provided, on what date was this provided?

NA

+ See chapter 19 for defined terms.

Appendix 3Y Page 2 01/01/2011