The DoubleTree by Hilton Hotel in San Diego - Mission Valley makes planning and hosting your meeting easy. Whether you are meeting a client, organizing a conference, or celebrating a wedding or formal affair, we can accommodate them all. Boasting 24,000 sq. ft. of flexible function space in addition to scenic outdoor event patios, the DoubleTree is your ideal Mission Valley event venue. Meeting services include in-house A/V services, first-class catering facilities and dedicated, experienced personnel to ensure your event is a success.