VOTING TRUST AGREEMENT AND PREEMPTION PACT between CHRISTIANE ERNE-BOUCHARA, 1233 Bernex and JEAN-CHRISTOPHE HADORN, 1035 Bournens Preamble

9g

VOTING TRUST AGREEMENT AND PREEMPTION PACT

between

XXXXXXXXXX XXXX-BOUCHARA, 1233 Bernex

and

XXXX-XXXXXXXXXX XXXXXX, 1035 Bournens

Preamble

Through a share transfer agreement from SES Société d’Energie Solaire SA signed by the parties, Xx Xxxxxxxxxx Xxxx-Bouchara has transferred 5% of the shares of SES, or 1,975 shares, to Xx Xxxx-Xxxxxxxxxx Xxxxxx, for the sum of CHF 1.00.

The purpose of the present agreement is to complete the provisions made regarding the relationship between Xx Xxxx-Xxxxxxxxxx Xxxxxx and Xx Xxxxxxxxxx Xxxx-Bouchara, majority shareholder of SES Société d’Energie Solaire SA.

Article 1 – Voting Trust Agreement

Xxxx-Xxxxxxxxxx Xxxxxx agrees to vote at the General Meetings of SES Société d’Energie Solaire SA in accordance with the instructions given to him by Xx Xxxxxxxxxx Xxxx-Bouchara prior to the meetings.

Article 2 – Preemption Pact

For the 5% of the corporate capital of SES Société d’Energie Solaire SA that is transferred to Xx Xxxx-Xxxxxxxxxx Xxxxxx, the latter grants to Xx Xxxxxxxxxx Xxxx-Bouchara a right of preemption.

In case Xx Xxxx-Xxxxxxxxxx Xxxxxx decides to dispose of the 5% of the corporate capital of SES Société d’Energie Solaire SA, he must inform Xx Xxxxxxxxxx Xxxx-Bouchara in writing; she will then have 30 days to exercise her right of preemption. If she fails to exercise the said right of preemption, Xx Xxxx-Xxxxxxxxxx Xxxxxx may dispose of the shares belonging to him without restriction.

If Xx Xxxxxxxxxx Xxxx-Bouchara does exercise the right of preemption, the purchase price of the shares is set at their value on the balance sheet.

In case of litigation between the parties with regard to the value of the 5% of the corporate capital of SES Société d’Energie Solaire SA on the balance sheet, the opinion of a fiduciary office chosen by mutual consent will be called upon.

Article 3 – Applicable law and jurisdiction

Any litigation regarding the interpretation or execution of the present agreement will be submitted to the courts of the canton of Geneva, unless an appeal is lodged with the Federal Court in Lausanne.

Swiss Law applies.

CW932383.1

- 2 -

Done in duplicate at Plan-les-Ouates on [handwritten:] 22 . 02 . 06

Xxxxxxxxxx Xxxx-Bouchara

[signed]

Xxxx-Xxxxxxxxxx Xxxxxx

[signed]

CW932383.1