Small Canadian Firms Are Paying for Trade War Despite Exemptions

A metal worker preps steel for the base framework of a modular farming unit at a manufacturing facility in Cornwall, Ontario.

Photographer: James MacDonald/Bloomberg

After US President Donald Trump announced tariffs on imports from Canada in March, one small Ontario manufacturer saw orders plunge to nearly zero.

“The business pretty much dried up overnight,” said Stephen Mallia, owner of telescope maker Starfield Optics in Bolton, Ontario. “The emails stopped coming in.”