Interior Design Department Leader and Project Manager, HGA. Kosha Mehta has 20 years of experience in the design and architecture industry that includes all phases of the project from conception to completion. She has been involved in a multitude of corporate interior, lab renovations and large-scale design projects throughout Silicon Valley, including fast track build-out delivery for technology companies. Kosha leads the technical documentation, code compliance and quality assurance while collaborating with project teams and consultants to deliver successful projects.