A dedicated studio for digital products and design systems.
Kellerwerk is an independent design studio and craft space. The studio helps product teams design clean user experiences, tailor precision Figma systems, and align through hands-on collaboration.
Services Get in touch
01. Product Design
Hands-on UI/UX execution mobile, web and big screen interfaces.
End-to-end user experience design - taking rough concepts to dev-ready prototypes or overhauling complex, outdated software interfaces.
No static, disconnected screens. Every interface crafted in the studio is built natively on structured component logic, flexible auto-layouts, and clean Figma files built for effortless engineering handoffs.
+ Designing new web or mobile app features
+ Overhauling complex digital interfaces
+ Creating high-fidelity, interactive prototypes
02. Design Systems
Precision Figma infrastructure and token architecture.
Complete Figma library construction, cleanup, and restructuring - implementing robust color and spacing variables, flexible components, and clear usage guidelines.
A cluttered workspace causes friction and design debt. Kellerwerk builds Figma systems that directly mirror modern code architecture, bridging the gap between designers and developers while speeding up release cycles.
+ Cleaning up fragmented, messy Figma libraries
+ Setting up Figma Variables and design tokens properly
+ Building flexible UI kits that teams actually enjoy using
Systems keep teams fast. Craft keeps products human.
A design system shouldn't feel like a rigid corporate manual, and product design shouldn't happen in isolation. Kellerwerk operates at the intersection of both - delivering thoughtful, user-friendly digital products today while building the underlying tools and team alignment needed for tomorrow.
Get in touch
25+ years of visual craft. Built into modern design systems.
I’m Mårten, designer and founder of Kellerwerk. Shaping pixels and ideas across mediums since 1997 - from animation, illustration and package design to brand identities, web and UI design. I’ve done most of it.
Visit my personal portfolio for more work
Digital Design Studio
112 53 Stockholm