A legal battle is underway between developer Michael Stern and Italian investor Gianluca Vacchi. The two teamed up in 2024, with Stern praising Vacchi's marketing abilities. Vacchi has a large social media presence, with millions of followers on Instagram and TikTok.

He often posts about his lifestyle, including his travels and dancing. Further details about the legal battle between Stern and Vacchi are available from The Real Deal, including a timeline of events. The partnership between the two was initially announced as a 50-50 split on a pipeline of JDS Development's projects, valued at $4 billion.