Lauren Brandwein Design is a Sonoma County based interior design firm specializing in creating clean, uncluttered and warm environments for both custom residential and commercial interiors.  

LBD prides itself on bringing to each project a strong a network of collaborating professionals, formed through 14 years of practice, includes architects, builders, engineers, artists, and artisans who share our vision.

LBD's approach is flexible, responsive and pragmatic. Fundamental design and materials are classic, long lasting, and setting appropriate. Layering fresh contemporary elements such as lighting, furniture, and art to create a distinct look tailored to each project.

Together, Lauren and Sarah aim to deliver a high level of design and service while translating their client’s vision into a reality through their collective technical expertise and responsive project management.


Lauren Brandwein, Principal & Designer 

Lauren holds degrees from both SDSU and the Design Institute of San Diego in Interior Design. She went on to work with legendary design and architecture firms: Callison, Carrier Johnson and RAPT Studios, and formed LBD in 2003. 

When not designing, you can find Lauren cuddling up with her 7 year old daughter Aiden reading books, entertaining family and friends or meditatively going through antique and thrift stores for craft ideas. Lauren finds that the best medicine in life is to have the ability to laugh at oneself.  


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Sarah Ahles, Designer & Project Management

Sarah holds a degree from UC Berkeley in Landscape Architecture and certification in Construction Management and brings to the team 10+ years of experience as designer and project manager for high-end, residential renovations and new construction projects.

On the creative side, Sarah focuses on the process of building a strong design vision through imagery, sketches and collaborating with clients on selection of materials and finishes.

As a project manager, she recognizes the importance of facilitating strong communication channels between clients, design and construction teams. By providing well organized and detailed project documentation she supports the LBD design process as it transitions from vision to reality.

Outside of the LBD Studio, Sarah is all about finding inspiration through exploration whether it be on the trails in Sonoma County, over a weekend in the city, or on a tropical beach get away. 


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