PariSima Hassani


CEO + Managing Principal

"Great design should unfold like a great novel, song or symphony - it may be complex beneath the surface, but it's message should be simple and universal."


Sima built the firm on the belief that the best projects result from a strong partnership between Westgroup and its clients, building trust, creating memorable experiences and providing design solutions whose message is simple and universal. As the founder and Managing Principal of Westgroup Designs, Sima ensures that the successful delivery of each and every client’s vision remains the primary focus of the project team. She leads by example, committed to working smart and leveraging the talents of her staff, while encouraging and supporting their growth and curiosity. Sima recently received the coveted Entrepreneur of the Year, Orange County Global Woman Award. She earned her Bachelor of Art and Science degree from the University of Houston, a Bachelor of Architecture from Kansas State University, and a Certificate in Campus Design from Harvard Graduate School of Design.


Bachelor of Architecture, Kansas State University

Bachelor of Art and Science, University of Houston

Campus Design, Harvard Graduate School of Design

Certified Interior Designer - CID #6818
NCIDQ #012063

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