Joint Obligations to Obligations with a Penal Clause

Pia, lot owner, contracted with Max Corp., builder, to build a multi-storey building designed by Arch. Jenny Javier. Arch. Javier was paid a fee to supervise the construction and execution of his design. When completed, Pia accepted the work and occupied the building, but within one year, it collapsed in an earthquake that destroyed only the building and not the surrounding buildings. Construction was faulty. What are the rights of Pia against Max Corp. and Arch. Javier? Cite your basis under the Civil Code.