Ms. Stephanie Corrente reports

STELLA-JONES' ANNUAL MEETING OF SHAREHOLDERS AND FIRST-QUARTER RESULTS CONFERENCE CALL

The annual meeting of shareholders of Stella-Jones Inc. will be held as a hybrid meeting:

On Wednesday, May 10, 2023, at 10 a.m. Eastern Time

In person at:

1250 Rene-Levesque Blvd. West, suite 3610

Montreal, Que., or virtually

Password:  stella2023

Management will be available to speak with the media immediately following the meeting.

Registered shareholders and duly appointed proxyholders, including non-registered shareholders who have duly appointed themselves as proxyholder, will be able to participate at the meeting, in person or virtually, ask questions and vote, provided they comply with all of the requirements set out in the corporation's management proxy circular dated March 14, 2023 (available on the company's website). Non-registered shareholders who have not duly appointed themselves as proxyholder will be able to attend the meeting, in person or virtually, as guests, but in both cases, guests will not be able to vote nor ask questions at the meeting.

Stella-Jones's 2022 annual report is now available on the company's website.

Stella-Jones will hold a conference call to discuss its first quarter results

Open to:  investors, analysts and all interested parties

Date:  Wednesday, May 10, 2023

Time:  1:30 p.m. Eastern Time

Call:  1-844-491-1187

The press release will be published before market opens the day of the conference call.

Please log on or dial in 15 minutes before the conference begins.

If you are unable to attend at this time, you may access a Web recording of the meeting. This recording will be available online on Wednesday, May 10, 2023, as of 4:30 p.m. until 11:59 p.m. on Wednesday, May 17, 2023.

About Stella-Jones Inc.

Stella-Jones is North America's leading producer of pressure-treated wood products. It supplies the continent's major electrical utilities and telecommunication companies with wood utility poles and North America's Class 1, short line and commercial railway operators with railway ties and timbers. Stella-Jones also provides industrial products, which include wood for railway bridges and crossings, marine and foundation pilings, construction timbers, and coal tar-based products. Approximately 70 per cent to 75 per cent of the company's sales are typically derived from these infrastructure-related product categories. Additionally, the company manufactures and distributes premium treated residential lumber and accessories to Canadian and American retailers for outdoor applications, with a significant portion of the business devoted to servicing the Canadian market through its national manufacturing and distribution network. The company's common shares are listed on the Toronto Stock Exchange.