<p>All holders of Altera Infrastructure securities and interested parties are invited to listen to the live conference call by telephone or joining the webcast:</p>
<table width="699">
<tbody>
<tr>
<td width="171"><strong>Date</strong></td>
<td width="188"><strong>Time (ET)</strong></td>
<td width="331"><strong>Conference<br />
Code</strong></td>
</tr>
<tr>
<td width="171">February 4, 2021</td>
<td width="188">09:00 a.m.</td>
<td width="331">8314616</td>
</tr>
</tbody>
</table>
<h3><a href="https://globalmeet.webcasts.com/starthere.jsp?ei=1422037&amp;tp_key=964af4c23c">Click on this link to call in using your computer/tablet/smartphone</a></h3>
<h3>Phone dial-in:</h3>
<table width="501">
<tbody>
<tr>
<td width="230">Norway</td>
<td width="271">+47 800 14947</td>
</tr>
<tr>
<td width="230">United Kingdom</td>
<td width="271">+44 800 279 7204</td>
</tr>
<tr>
<td width="230">United States</td>
<td width="271">+1 929-477-0402</td>
</tr>
<tr>
<td width="230">United States/Canada</td>
<td width="271">+1 866-204-4368</td>
</tr>
</tbody>
</table>


Results for the fourth quarter 2020

Join Conference Call

Click on this link to call in using your computer/tablet/smartphone

Phone dial-in:

Date	Time (ET)	Conference Code
February 4, 2021	09:00 a.m.	8314616

Norway	+47 800 14947
United Kingdom	+44 800 279 7204
United States	+1 929-477-0402
United States/Canada	+1 866-204-4368