Erika James Of The Wharton School Leases 80,000 Square Feet Office At 345 Montgomery Street

The Cube building located at 345 Montgomery Street in San Francisco is an office asset comprising 80,000 square feet. This property is part of the larger 555 California Street complex, co-owned by Vornado Realty Trust and the Trump Organization.

Summary of transaction details:

• Property Type: Office
• Transaction Amount: Long-term lease
• Landlord: Steven Roth - Vornado Realty Trust ; Trump Organization
• Tenant: Erika James - The Wharton School
• Lease Date: 10/24/2025
• Market: San Francisco

The Wharton School of the University of Pennsylvania has signed the lease for the entire building, thereby doubling its operational footprint in the Bay Area to support the expansion of its tech-focused academic programs, including a new MBA in artificial intelligence.