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J. Lee Williams
Founder / Creative Director
[ Bio — to confirm ] Creator of Mojii and the studio's original IP, leading Invalid Symbol's creative vision across film, games, and the director-led generative pipeline.
Invalid Symbol is a creative production studio building film, games, and interactive — with AI, finished like film.
The studio that renders what the old pipeline couldn't.
Invalid Symbol is built for a new era of storytelling. We make original film, games, and interactive work by pairing trained filmmakers with a director-led generative pipeline. Craft comes first — lens behaviour, light logic, the way a scene is staged — and the tools are how we render it, revise it dozens of times, and finish at a scale and speed the old pipeline couldn't sustain.
We build story worlds.
We design worlds that can live across a film, a game, and an interactive experience — built with character, tone, and a visual language that holds up frame to frame, and made to scale across formats. Whether a piece is fully generative or a blend of AI and live action, the world comes first.
We're an end-to-end studio.
From first concept and worldbuilding through production, post, and delivery, we work across the whole pipeline. Moving fluidly between fully AI-native and hybrid live-action lets us pick the right approach for each story — delivering cinematic work while keeping creative intent and quality intact at every stage.
Leadership
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Creative Producer / Partner
Production and story, across film and pipeline — shepherding projects from first concept through delivery, keeping craft and intent intact at every stage.
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Creative Producer / Partner
Production and story, across film and interactive — building worlds that scale across formats and hold up frame to frame.
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Pipeline & Craft
Owns the director-led generative pipeline under every shot — the technical foundation that lets the studio move at speed and volume without ever losing the taste.
Careers
We're always looking for people who bend pixels in new ways.
Traditional or tech-savvy, seasoned or just getting started — if you're a production pro, a worldbuilder, or a filmmaker curious about what the new tools can do, we'd like to meet you. Tell us what you're making and where it's stuck.
Get in touch ▶