Jens Thiemann

Organizational & Leadership Designer

If your structures, decisions, and collaboration already work with and without AI, you don't need me. If not, let's talk.

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New: Ready to Act, the Leadership Offsite

Jens Thiemann

I am a computer scientist, founder, and Managing Partner of Management 3.0. I have built organizations and, as a business unit head, been responsible for 150+ developers and a multi-million P&L. I think in people, data, and structures, and use that to help leaders design their organization deliberately.

Organizations grow. Complexity grows faster.
AI adds opportunity, but confusion first.

Three places where that confusion shows up day to day:

Structures That Don't Adapt

Teams grow, but structures stay the same. Roles and responsibilities blur, collaboration gets fuzzier. On top of that, people adopt AI at different speeds.

Fragmented Collaboration

Friction and turf thinking between teams make cross-functional work hard. What should work together runs in parallel instead. Now each team builds its own AI workflows, and new silos form.

Unclear Decision-Making

Even when everyone means well, decisions stay slow and ownership often unclear. No one is sure who owns what, and when. Or how much of it AI now decides.

Where I stand

The biggest lever in AI rarely lies in cutting costs, but in how fast an organization becomes more capable of acting.

Introducing AI on cost-cutting logic alone triggers a downward spiral: speed does go up, but so does the pressure per person; knowledge is lost, motivation drops. Build leadership, structures, and learning alongside it, and you gain room to move and decide from knowledge where AI truly adds value.

Where do old structures, control, and silo thinking hold you back?

Formal hierarchy

Do you know the informal structure where work really happens?

Informal network

Let's design a flexible, value-creating structure and bring AI in.

Value-creating structure

How I Help

I combine organizational design, leadership practice, and technical depth to help organizations work better. That means simpler structures, clearer decisions, and AI where it truly helps and creates value for customers.

Leadership
Design

Shape how leadership actually works: move decisions to where the knowledge sits, clarify how information flows, and let AI strengthen judgment rather than replace it.

Organizational
Design

Design structures that support learning, clear ownership, and cross-team collaboration. Instead of getting in the way.

AI
Integration

Nobody has built the AI-powered organization yet. I help you start where you are. Not just throwing tools at the problem, but integrating AI in a way that actually moves your organization forward.

I used to build master data systems as a single source of truth. Today it's the same principle at the organizational level: a context layer that makes an organization's knowledge usable for people and AI. Because AI is only as good as the context it gets. When knowledge sits in silos, it guesses; when it's cleanly accessible, AI becomes reliable.

The hard part is rarely the technology, it's the culture, an environment where people share their knowledge instead of hoarding it. That intersection of data, structure, and culture is exactly where I work.

Collaborator to:

Management 3.0 logo unFIX Logo M3K logo

How We Work Together

20+ years of building, leading, and redesigning organizations. I know how hard it is to make change stick. So no big bang: we start small, learn, and scale what works. These are the formats for it:

The entry point for leadership teams

Ready to Act: the Leadership Offsite

Two days for clarity on who decides what and where AI really helps. With preparation beforehand and two reviews afterwards, so it doesn't stop at good intentions.

More about the offsite

Workshops & Talks

For teams and leaders, in-house or open, such as “Leadership in the Age of AI”. Or as a talk at conferences and corporate events.

Coaching & Guidance

Ongoing support for leaders and leadership teams while change is happening.

Focused Advisory

For a specific question on structure, decision-making, or AI, with a clear outcome.

Let's explore your situation

In Practice

Jens Thiemann with participants of an org design workshop in Paris around a table with workshop cards Org design workshop
in Paris
Jens Thiemann at an AI talk in Cologne with participants in the background AI talk
in Cologne
Leadership team working at a workshop table Leadership team
at work

50+ workshops since 2022
Including Brussels, Frankfurt, Hamburg, Paris, Prague, Rome, Germany’s Ruhr area and online.

What others say

Manuel Wohlfarth
Jens leads with clarity, empathy, and focus — across projects, organizations, and people.
Manuel Wohlfarth · CTO Group Commercial, Knauf Digital

Jurgen Appelo
Jens has been one of the most proactive and trustworthy team members I have ever worked with.
Jurgen Appelo · Thought Leader, Founder of Management 3.0 and unFIX

Jürgen Burger
Open, pragmatic, entrepreneurial — Jens brings people together and keeps practical value at the center.
Jürgen Burger · Managing Director SIMIO GmbH

Markus Willner
Your systemic questions about the exercises are really great. They invite not only participation but, above all, thinking and reflection. […] Familiar topics are not simply repeated, but thoughtfully prepared, connected with each other, developed further, and placed in a new context.
Markus Willner · Enterprise Transformation Lead, KEENFINITY Group
formerly Bosch Security and Communications Product Business; translated from German

Want to work with me too?

Let's talk

Leadership is serious work.
That doesn't mean we have to take ourselves too seriously.

Jens Thiemann portrait


Side Projects

I've been coding since school, and I still do. These days with AI as my co-worker.

You can find my current apps at the Miro marketplace, or on Ottavio, the board game site of publisher Ulisses: