INC.L Regulatory News (INC)

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES

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

Insetco Plc

2. Reason for the notification (please state Yes/No): ( )

An acquisition or disposal of voting rights: (Yes)

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached: (No)

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments: (No)

An event changing the breakdown of voting rights: (No)

Other (please specify): (No)

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

William Anthony Batty

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

N/A

5. Date of the transaction (and date on which the threshold is crossed or reached if different) (v):

23 April 2010 & 26 April 2010

6. Date on which issuer notified:

27 April 2010

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

9%

8. Notified details:

A: Voting rights attached to shares

Resulting situation after the triggering transaction (vii)

B: Financial Instruments

Resulting situation after the triggering transaction (xii)

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments(xv), (xvi)

Total (A+B+C)

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

N/A

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:

Note: The above calculations do not take into account 60,435,779 unexercised warrants

14. Contact name:

Antony Batty

15. Contact telephone number:

020 7831 1234