RSM Tenon Group PLC : Holding(s) in Company

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

RSM TENON GROUP PLC

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

An acquisition or disposal of voting rights

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

X

An event changing the breakdown of voting rights

Other (please specify):

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

ODEY ASSET MANAGEMENT LLP

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

5. Date of the transaction and date on
which the threshold is crossed or
reached:

14 AUGUST 2013

6. Date on which issuer notified:

15 AUGUST 2013

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

5%

8. Notified details:

A: Voting rights attached to shares

Class/type of
shares

if possible using
the ISIN CODE

Situation previous
to the triggering
transaction

Resulting situation after the triggering transaction

Number
of
Shares

Number
of
Voting
Rights

Number
of shares

Number of voting
rights

% of  voting rights

Direct

Direct

Indirect

Direct

Indirect

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial
instrument

Expiration
date

Exercise/
Conversion Period

Number of voting
rights that may be
acquired if the
instrument is
exercised/ converted.

% of voting
rights

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

Resulting situation after the triggering transaction

Type of financial
instrument

Exercise price

Expiration date

Exercise/
Conversion period

Number of voting rights instrument refers to

% of voting rights

Contract for Difference (CFD)

13,500,000

Nominal

Delta

4.19%

Total (A+B+C)

Number of voting rights

Percentage of voting rights

Ordinary Shares + CFD

4.19%

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

Odey European Inc. holding is 4.19%.  All other holdings are less than 3%.

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:

PANDORA SHARP

15. Contact telephone number:

020 7535 1468