As the founder and CEO of art-and-design gallery LES Collection, Lauren Sands spends her days surrounded by beautiful objects. Which is why it was critical that the top-down overhaul of her family’s sprawling lakeside getaway—the very home where she spent her childhood summers—was not only visually striking but also meaningful. “The stuff that it’s filled with isn’t just stuff,” says Sands. “It’s filled with pieces from my artists, or that I designed, or that were passed down.