Weatherly International Plc Regulatory News (WTI)

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

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

WEATHERLY INTERNATIONAL 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):

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

JOHN BRYANT (NON-EXECUTIVE DIRECTOR OF WEATHERLY INTERNATIONAL PLC AND PROXY HOLDER)

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

N/A

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

10 MARCH 2010

6. Date on which issuer notified:

10 MARCH 2010

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

3%

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

482,500

482,500

482,500

482,500

237,833,367

0.1%

53.3%

ORDINARY

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

N/A

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

N/A

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

238,315,867

53.4%

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

 N/A

Proxy Voting:

10. Name of the proxy holder:

JOHN BRYANT

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

237,833,367

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

AT THE CONCLUSION OF THE GENERAL MEETING OF THE COMPANY TO BE HELD AT 11AM ON 11 MARCH 2010 ON ANY ADJOURNMENT THEREOF

13. Additional information:

Change in disclosed voting rights represents the maximum number of proxies being held by a Non-Executive Director of Weatherly International plc pursuant to proxies received in respect of resolutions to be proposed at the General Meeting of the Company to be held on 11 March 2010. The voting rights will lapse immediately upon the conclusion of the General Meeting. Shareholders are still entitled to vote in person at the General Meeting even if they have submitted a proxy.

14. Contact name:

Max Herbert, Company Secretary

15. Contact telephone number:

020 8917 2989