Browse 5 corporate apartments for rent in Diamond Bar, CA. Corporate housing is designed specifically for business travelers and those on temporary work assignments. This type of housing is typically short-term and comes fully furnished to help renters feel at home during their stay. A corporate housing lease ranges anywhere from thirty days to three months, and some rentals may even be available on a month-to-month basis. Corporate apartments are a fantastic choice for business travelers who need a comfortable, fully furnished space that feels like home, without the commitment of a long-term lease.