The Largest and Most Diverse Fabrication Capabilities and Services in the Bay Area
At One Hat One Hand, we don’t just fabricate — we elevate. As a leading name in public art and a trusted fabrication partner, we offer one of the most extensive and comprehensive ranges of capabilities in the Bay Area. From public art and sculpture to workplace and interior design, architectural millwork, and immersive experiential environments, we unite every facet of craftsmanship and innovation in one shop.
Our multidisciplinary team of designers, fabricators, artists, and technologists collaborates seamlessly with architects, developers, and visionary brands. From initial concept through meticulous installation, we masterfully deliver custom design, scenic fabrication, precision lighting, and architectural metals — transforming bold visions into enduring landmarks.
Complex, daring, boundary-pushing projects? That’s our playground. If it needs to be bold, custom, or seemingly impossible, One Hat One Hand is your trusted partner to make it happen. When you want the largest, most versatile fabrication expertise in the Bay Area, you want us.
We're excited by new technologies that help us imagine and visualize our work and the tools that help us stay on track, communicate with our clients and deliver beautiful results. What's the 'secret sauce?' Creative Director and Co-Founder Marcus Guillard shares the secrets of One Hat One Hand.
One Hat One Hand Services and Expertise
Areas of Expertise
Custom Fabrication
Public Art
Brand Features
Architectural Millworks
Architectural Metalwork
Workplace Design
Architectural Placemaking
Product Prototyping
Technological Implementation
Exhibit Design
Experiential Design
Event Design
Retail & Hospitality Design
Theming & Placemaking
Certifications
CA General Contractor License
30,00+ Feet
of Facilites
Design Studios
Metal Fabrication Shop
CNC Shop
Daylight Studio
Technical Integration Studio
Wood Shop
Fabrication Bays
Paint and Finishing Department
Electronics Build Lab
Art Warehousing
Services List
Public Art Planning and Programming
Project Management
Industrial Design
3D Design
Augmented Reality Design and Clash Detection
Real-time Rendering Previsualization
Immersive Virtual Reality
CAD Modeling (all programs)
3D Modeling & Parametric Design
Structural Engineering
Engineering Custom Electronics
Interior Design
Metalwork
Production Design
Technological Integration Services
Interactive Art
Lighting Design
Interactive Experiences
Environmental Design
Installations
Brand Storytelling
Art Production
Event Production
Artillier Services
Design Permitting Documentation
White-glove Installations
Installation and Logistical Support
Maintenance and Operations Planning
Transportation and Rigging Coordination
Co-Marketing, Photography & Documentation