Tree Island Announces Meeting Results for Election of Directors

VANCOUVER, British Columbia, Canada – May 15, 2026 – Tree Island Steel Ltd. (“Tree Island” or the
“Company”) (TSX:TSL) announced that all matters put forward for consideration at its 2026 Annual
General Meeting of Shareholders (the “Meeting”) received requisite shareholder approval. Results of the
voting for the director elections at the Meeting are described below, and additional information regarding
the full results of all matters voted on at the Meeting may be found in the Company’s filing on SEDAR+.
Board of Directors
All nominees listed in the management proxy circular for the Meeting were elected as directors of Tree
Island. The five director nominees proposed by management were elected by a show of hands. In total
17,173,538 shares were represented in person or by proxy at the meeting, representing approximately
66.32% of the outstanding shares as of the record date of March 27, 2026. Detailed results of the votes
received by proxy for the election of directors held at the Meeting are set out below:

Nominee Votes For % For
Votes
Against
% Against
Amar S. Doman 16,673,557 97.11% 496,077 2.89%
Peter Bull 16,691,870 97.22% 477,764 2.78%
Sam Fleiser 17,127,589 99.76% 42,045 0.24%
Joe Downes 16,691,870 97.22% 477,764 2.78%
Guy Elliott 17,121,339 99.72% 48,295 0.28%

The sum of individual percentages may not equal 100% due to rounding.

About Tree Island Steel

Tree Island Steel, headquartered in Richmond, British Columbia, since 1964, through its operating facilities
in Canada and the United States, produces wire products for a diverse range of industrial, residential
construction, commercial construction and agricultural applications. Its products include galvanized wire,
bright wire; a broad array of fasteners, including packaged, collated and bulk nails; stucco reinforcing
products; concrete reinforcing mesh; fencing and other fabricated wire products. The Company markets
these products under the Tree Island®, Halsteel®, K‑Lath®, TI Wire®, Tough Strand® and ToughPanel™
brand names.

For more information, please contact:

Ali Mahdavi
Investor Relations & Capital Markets
(416) 962-3300
email: amahdavi@treeisland.com
Website: www.treeisland.com