THORBJØRN FESSEL
HELLO.
AI Lead & Senior Creative Producer at Uncle Grey, bridging over 15 years of high-end commercial production with cutting-edge advanced GenAI workflows.
My foundation is built on deep expertise across the visual and auditory spectrum—spanning professional cinematography, photography, editing, VFX, motion design, music composition, and sound design. This multi-disciplinary mastery allows me to orchestrate complex creative projects with precision and lead the team to deliver high-end competitive work.
While many leverage AI on a surface level, my approach goes lightyears beyond the ordinary user. I possess a unique, technical understanding of AI architecture and custom node-based pipelines, pushing the technology to its limits to build innovative production workflows that seamlessly connect raw creative visions and highly useful custom AI workflows and builds for either clients or internal.
On a personal note, I'm a happy father living in a cozy house in Hvidovre, Copenhagen with my small family of 3 and a big cat.
I enjoy a healthy lifestyle practicing hard CrossFit 2–3 times a week, though I'm not shy for a good burger or a heavy night out once in a while.
I'm a lifelong musician that later became a producer. I'm still producing music to this day—both professionally for clients at Uncle Grey but more importantly for me as an artist. I've written music for everything from huge festival stages to small lowkey short films.
I play the piano and lead guitar, and also played the French Horn for many years back when I was a teen as a member of the Tivoli Boys Guard in the Tivoli Gardens.
I operate as a true hybrid—a seasoned creative powerhouse and a visionary technologist redefining the boundaries of modern visual communication.
5 Cannes Lions
3 D&AD Pencils
6 Euro Effies
2 One Show
Featured work
LESSPROMPTANDPRAY
AI MASTERY
LIGHTYEARS BEYOND
THE ORDINARY USER.
I build complex, multi-model workflows to extract maximum quality from current technology while building for tomorrow's infrastructure. E.g., I built this site in one day.
Innovation & Prototyping
Mastering emerging GenAI tools and building functional prototypes to rapidly validate concepts.
Strategic AI Approach
Setting the right AI strategy for clients and bringing it to life in pitch rooms—deeply understanding client challenges to develop the ideal approach for their specific AI needs.
Workflow Architecture & ComfyUI
Engineering hyper-complex ComfyUI pipelines and automation systems to produce high-end content, orchestrating custom multi-model workflows where diverse AI tools collaborate seamlessly.
Asset Generation
Producing final film, motion, and still assets utilizing advanced Generative AI workflows with an elite eye for detail.
Custom Models, LoRAs & Autonomous Agents
Training proprietary LLMs, fine-tuning specialized LoRAs for visual and brand precision, and building advanced autonomous AI agent systems capable of multi-step decision-making.
Model Intelligence & Selection
Deeply understanding the specific strengths and weaknesses across leading models—such as Claude, GPT, and Gemini—to strategically select and deploy the optimal engine for maximum efficiency and peak output quality.
MODEL STACK & CAPABILITIES
GPT, Gemini, Claude (High-end agent construction and full-stack app building).
Veo, Kling, LTX, Sora, Seedance, Omni, Wan (VFX, in-painting, complex motion control). Operated either stand-alone or through complex custom workflows in ComfyUI.
Nano Banana, GPT, Midjourney, Ideogram, Flux, Recraft. Training offline models like LoRAs, weights, and client-specific models integrated into advanced ComfyUI pipeline architectures.
STILLS
Client work & personal snaps
AUDIO EXPERTISE
Music Composition & Production
Scoring evocative soundtracks, acoustic themes, and modern electronic records tailored for global cinematic campaigns and brand narratives.
Audio Engineering
Experienced audio technician for live studio voice-over recording sessions, paired with full audio post-production, mixing, and mastering—delivering broadcast-ready sound for high-end commercial campaigns across all playback systems.
Sound Design & Foley
Crafting custom auditory environments, tactile texture details, and immersive soundscapes that elevate narrative flow and visual depth.