Supplement King
Castone Construction delivers retail construction and commercial tenant fit-up projects for Supplement King stores in Nova Scotia and across Canada, supporting a long-running multi-location rollout program. From St. John’s, Newfoundland to Victoria, BC, our teams have completed 100+ store buildouts nationwide—leveraging established relationships with trusted local subcontractors in every province to mobilize quickly, maintain consistent brand standards, and meet tight opening deadlines. This repeat retail program highlights Castone’s ability to scale store construction efficiently while maintaining quality workmanship, cost control, safety, and schedule certainty on every site.
Client testimonial
"Castone continues to consistently exceed our expectations. Their quality workmanship and cost efficiency is to our expectations, while never missing a deadline is why they have built out over 100 locations (and counting) for us from coast to coast. "
Roger King
President, Supplement King Canada
