Son Suk Ku appeared in advertising campaigns for Kelly Beer in 2024, contributing to nearly seven billion ad impressions across multiple industries.

Son Suk Ku was appointed as a brand ambassador for Burberry in May 2024. He expressed his admiration for the brand, stating, 'I’ve long admired Burberry, so it’s a big honour to become a Burberry ambassador. I look forward to my future journey with the brand.' Additionally, he was featured in the 2024 Autumn collections campaign.