Holding(s) in Company

09 June 2011

PV Crystalox Solar PLC

Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES

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

PV Crystalox Solar PLC

2. Reason for the notification:

An acquisition or disposal of voting rights

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

Schroders plc

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 if different):

07 June 2011

6. Date on which issuer notified:

08 June 2011

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

10% - 11%

]

8. Notified Details

(A) Voting Rights Attached to shares

Class/type of shares

ORDINARY 2p SHARES

(GB00B1WSL509)

Situation previous to the Triggering transaction

Number of Shares: - 68,047,985

Number of Voting Rights: - 44,996,523

Resulting situation after the triggering transaction:

Number of Shares - 69,047,985

Number of Voting Rights (Direct) - N/A

Number of Voting Rights (Indirect) - 45,996,523

% of Voting Rights (Direct) - N/A

% of Voting Rights (Indirect) - 11.038%

(B) Qualifying Financial Instruments

N/A

(C) Financial Instruments with similar economic effect to Qualifying Financial Instruments

N/A

Total (A)+(B)+(C)

Total number of Voting Rights - 45,996,523

Total % of Voting Rights - 11.038%

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

Schroder Investment Management Limited - 45,079,761 - 10.818%

Schroder Investment Management North America Limited - 916,762 - 0.220%

Proxy Voting:

10. Name of the proxy holder: - n/a

11. Number of voting rights proxy holder will cease to hold: - n/a

12. Date on which proxy holder will cease to hold voting rights: - n/a

13. Additional information:

The shares referred to in section 9 are held in portfolios managed by those firms on a discretionary basis for clients under investment management agreements.

14. Contact name:

Taryn O'Donoghue

15. Contact telephone number:

020 7658 6000

- ENDS -

Enquiries:

PV Crystalox Solar PLC

Matthew Wethey, Company Secretary

 +44 (0) 1235 437 160