Tems was featured in Tommy Hilfiger's Tommy Jeans 'Play to Progress' campaign, which began in early 2022 and included both spring and fall collections.

Tems has been unveiled as the latest global brand ambassador for Omega, a Swiss luxury watchmaker. This milestone in her career was announced in June 2025, coinciding with her feature in the brand's 'My Little Secret' campaign and showcasing the Aqua Terra 30 mm collection.

Tems joined San Diego FC's ownership group as a club partner in February 2025 through her company, The Leading Vibe. She is involved in the club's initiatives, including the development of young football talent through the Right to Dream Academy.