WSP's 2023 Annual and Special Meeting of Shareholders

The Corporation will be holding its Annual and Special Meeting of Shareholders (the "Meeting") as a hybrid meeting, which will be conducted on May 11, 2023 at 11:00 a.m. (Eastern Time).

• The IN PERSON meeting will be held at Lumi Experience - 1250 René-Lévesque Blvd. W., Suite 3610, Montréal, QC, H3B 4W8
• The VIRTUAL meeting will be held via live webcast online at web.lumiagm.com/412171878 Password: WSP2023 (case sensitive)

To access the online Meeting platform, participants will need an Internet-connected device, such as laptops, computers, tablets or cellphones.

The Corporation's Notice of Annual and Special Meeting of Shareholders and Management Information Circular relating to the Meeting as well as its 2022 Annual Report are available below and have been filed on SEDAR at www.sedar.com.