Business Details
37 Years
experience
Custom Interior Design Solutions in Napa Valley
Founded in 1989, PLC Interiors is a boutique interior design firm led by award-winning designer Patti Lorenzi Cowger. With over three decades of experience, we specialize in creating elevated residential, commercial, and hospitality spaces that reflect clients' unique styles while prioritizing functionality and architectural harmony. Our process begins with an in-depth consultation to understand client needs, followed by tailored design concepts developed through a proprietary PLC Design Binder that ensures seamless coordination with contractors and tradesmen. We maintain exclusive access to high-end design-trade products and the San Francisco Design Center, offering clients curated selections unavailable through retail channels.Our team's expertise extends to new construction, remodeling, furnishing, and consultation services, with a proven track record of completing projects within budget and on schedule. Recognized for our work in seven regional Designer Showcases and featured on HGTV's 'Sensible Chic,' we combine mathematical precision with artistic vision to deliver spaces that enrich daily living. As active community contributors, we support local charities through design events and pro bono work, demonstrating our commitment to both professional excellence and social responsibility.
Services
Full Interior Design
Furnishing & Purchasing
Design Consultation
Commercial Spaces
Residential Remodels
Details
- Year established: 1989
Highlights and features
- 32 years of experience in residential and commercial interior design
- Award-winning portfolio featured in HGTV and regional showcases
- Proprietary design process with organized project implementation
- Exclusive access to trade-only design resources and materials
- Proven track record of completing projects within budget
What people say
Completely satisfied
Impeccable workmanship
Creative suggestions
Budget-conscious solutions
Proven track record
Services
Full Interior Design
Our comprehensive interior design service covers from initial concept to final installation. We specialize in new construction and remodeling projects, providing architectural plan reviews, custom design development, and contractor coordination. Our proprietary PLC Design Binder ensures organized implementation of materials, specifications, and project timelines. This service guarantees cohesive spaces that balance aesthetic appeal with functional requirements.
Furnishing & Purchasing
Access exclusive design-trade products through our San Francisco Design Center partnerships. We source high-quality wallcoverings, rugs, fabrics, and custom furnishings unavailable in retail stores. This service includes personalized shopping trips and expert curation to create unique interiors while preventing costly purchasing mistakes. Clients save time through our streamlined procurement process.
Design Consultation
Receive professional design advice without full-service commitment. We provide furniture layouts, color schemes, and cabinet drawings to guide independent purchasing decisions. This service suits homeowners seeking expert direction while maintaining control over material selections and budget management throughout their projects.
Commercial Spaces
Specialized interior solutions for hospitality and commercial environments. Our portfolio includes projects at the Huntington Hotel, Edward II Bed and Breakfast, and Sonoma Mission Inn. We create functional, aesthetically pleasing spaces that enhance business operations while maintaining brand identity through strategic design elements.
Residential Remodels
Expert remodeling services for kitchens, bathrooms, and living spaces. We transform outdated interiors into modern, functional areas while respecting architectural context. Our process includes detailed planning, material selection, and contractor coordination to ensure seamless execution. Past projects demonstrate our ability to create award-winning residential transformations within specified budgets.
People
Patti Lorenzi Cowger
Founder & Lead Designer
Award-winning interior designer with 32 years of experience. Holds a mathematics degree from UC Berkeley and architectural design certification. Author of two weekly newspaper columns and charity book proceeds contributor. Recognized for landscape design awards and HGTV feature appearances.
Questions
What areas do you serve?
We primarily serve Napa Valley, Marin, and San Francisco counties with both residential and commercial projects.
What design styles do you specialize in?
Our approach combines classic architectural principles with modern functionality, creating timeless spaces tailored to client preferences.
Can you work within specific budgets?
Yes, we prioritize budget-conscious solutions while maintaining design integrity, as demonstrated by multiple client testimonials.
Do you handle both interior and exterior design?
We offer comprehensive interior design services and extend to exterior design elements when required by projects.
How do consultations work?
Clients receive tailored design guidance through one-time or ongoing consultations, including furniture layouts and material selection advice.
Are your materials eco-friendly?
We use LEED-certified paints and non-toxic materials in our Bijoux lampshade line and prioritize sustainable options when available.
