NOTICE OF THE ANNUAL GENERAL MEETING OF INION OY

The shareholders of INION Oy are hereby invited to the annual general meeting of INION Oy to be held on 20 April 2006 at 10.30 a.m. (Finnish time) at the company’s headquarters at Lääkärinkatu 2, Tampere, FIN-33520, Finland. Attendees are invited to arrive for registration from 10.00 a.m. (Finnish time).

THE MATTERS TO BE CONSIDERED

The meeting will consider the following matters:

1 MATTERS BELONGING TO THE ANNUAL GENERAL MEETING IN ACCORDANCE WITH 14 § OF THE ARTICLES OF ASSOCIATION

2 THE PROPOSAL BY THE BOARD OF DIRECTORS TO AMEND THE TERMS AND CONDITIONS OF OPTION PROGRAMME I/2005

The Board proposes to the annual general meeting that the terms and conditions of the company’s Option Programme I/2005 adopted by the annual general meeting held on 21 April 2005 be amended so that the subscription period for all the option rights issued thereunder will expire on 1 May 2007 instead of 1 May 2006.

DIVIDENDS

The Board of Directors has decided to propose that no dividend is paid and that the result of the financial period is entered into the company’s profit/loss account.

THE MEETING MATERIALS

The financial statements and the complete proposals by the Board of Directors are on display for the shareholders’ inspection during a period of one week before the meeting at the company’s headquarters in Tampere at Lääkärinkatu 2. Copies of the documents are sent to the shareholder upon request.

THE RIGHT TO ATTEND THE MEETING

Only those shareholders who are registered as shareholders of the company in the company’s register of shareholders kept by the Finnish Central Securities Depository (APK) on 10 April 2006 will be entitled to attend the annual general meeting (in person or by proxy).

Notice of attendance

A shareholder who wishes to attend the annual general meeting, either in person or by proxy, must give notice to the company by Tuesday 18 April 2006 at 2 p.m. This can be done to Ms. Marja Tähkänen either by e-mail to the address marja.tahkanen@inion.com, by facsimile to the number + 358 3 230 6604 or by mail to the company’s address Lääkärinkatu 2, Tampere, FIN-33520, Finland.

Eventual proxies for representing a shareholder at the meeting should be delivered in original to the company at the company’s address above on 18 April 2006 at 2 p.m. at the latest.

Temporary entry in the register of shareholders

Crest Depository Interests

A holder of Crest Depository Interests who wishes to attend the annual general meeting in person or by proxy shall notify this to Computershare Investor Services PLC in accordance with the instructions sent by Computershare Investor Services PLC separately to each holder of Crest Depository Interests.

Other shares registered in the name of a nominee

A holder of shares registered in the name of a nominee who intends to use his/her/its right to attend the annual general meeting shall notify this to the custodian in accordance with the instructions given by the custodian.

Tampere, on 20^th March 2006

THE BOARD OF DIRECTORS