DEBUIL stands by the saying “the devil is in the details” meaning that things which appear simple at a first glance may involve much more intricacies and sophistications, and that whatever one does should be done thoroughly. 

With a DEsigner with 20 years of experience in the field of interior design, and a BUILder with 46 years of experience in construction management, DEBUIL will bring minimalism, modernism, and innovation to your space.


Modern Structure


hansung id

HANSUNG ID is one of the most famous interior design firms in South Korea.

Its business was founded in 1991 and expanded high end division and custom-made furniture. Now it launched in Silicon Valley, CA to establish the first branch in the United States.

Fanned Out Papers



Wonyoung has been an interior designer for 20 years.

She graduated Academy of Art University in San Francisco, with a major in Interior, Architecture & Design. Her experience as an interior designer spans from South Korea to the bay area, United States.

Handyman Tools



License#  789423 (A. B. C51)

PJ has more than 46 years of experience in the construction field. He jumped into the construction company after finishing college as an architecture major in South Korea. He has immeasurable amount of experience in commercial and residential construction in both South Korea and the United States.

Sketching Pencils


Farhad Rafatzand

Our talented architect has 15 years of experience in the United States. He has focused on the residential projects of remodeling, extension, ADU (Accessory Dwelling Unit) and new construction for designing and permit process.