Sept 23 (Reuters) - The following are the top stories from selected Canadian newspapers. Reuters has not verified these stories and does not vouch for their accuracy.

THE GLOBE AND MAIL

** Constellation Software CSU.TO held a rare conference call on Monday to assuage investor worries about the impact of artificial intelligence on its business. Judging from the market reaction, the company has more work to do.

** Dorel Industries DIIb.TO says it's close to clinching a pool of fresh financing of up to $385 million, as the Canadian consumer products maker tries to reset its business under pressure from U.S. tariffs.

** Montreal-based Sagard Holdings, an alternative asset manager and subsidiary of the Desmarais family's Power Corporation of Canada POW.TO, is merging Unigestion's private equity manager with its own, adding $12.5 billion of private equity assets.

NATIONAL POST

** British Colombia-based outdoor apparel brand Arc'teryx AS.N has issued a public apology after coming under fire for a recent fireworks display on the Tibetan Plateau.

(Compiled by Bengaluru newsroom)

((globalnewsmonitoring@thomsonreuters.com))