Paul Plessing
Co-founder & Tech Lead
Paul Plessing is the co-founder and Tech Lead of DentroChat and Dentro. He holds a degree in Software Engineering from Technical University Graz and has several years of professional experience in cryptography, distributed systems, and production AI.
He leads the technical architecture behind DentroChat's 100% European-hosted stack operating without US cloud providers or US subprocessors, and builds custom European and air-gapped on-premise AI systems for enterprise clients across Europe.
Areas of focus
- European cloud & AI infrastructure
- Cryptography & application security
- Pragmatic AI & agentic architecture
- Data residency without US subprocessors
- On-premise & air-gapped LLM deployments
How Paul works
Every article on the DentroChat blog is written by one co-founder and reviewed by the other. Paul writes and reviews from an engineering perspective. He verifies cloud architecture, model hosting, cryptography, and compute/energy claims against real production systems.
Elsewhere
Written by Paul Plessing (10)
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GDPR Compliant Chatbot Ireland: What Irish Teams Should Check First -
AI Without Training on Customer Data: Secure AI for Business -
How much energy does an AI prompt use? -
How to check if a software product is truly European -
Is AI wasting water? Myth or not, if you use EU infrastructure -
Best Euria alternatives in 2026: three EU AI Chat platforms with more than Swiss hosting -
Proton Lumo alternatives in 2026: three EU AI Chat apps that do it different, or better. -
Best EU AI Chat Alternatives to Mistral Vibe (Le Chat) in 2026 -
Why EUStella European AI Isn't Actually That European -
DentroChat vs Mistral Vibe (Le Chat): Which AI Chat Is Actually European?
Reviewed by Paul Plessing (15)
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DentroChat reviews: what real users think of the best European ChatGPT alternative -
CLOUD Act EU data explained: the legal backdoor US providers can't close -
AI Water Consumption: Why the Viral Numbers Are Misleading -
7 European AI Startups to Watch in 2026 You Haven't Heard Of - Best European ChatGPT Alternatives in 2026: 4 EU AI Chats Compared
- Private AI Chat: No Training on Your Conversations
- GDPR-Compliant AI Chatbot: Practical Checklist for EU Teams
- Does ChatGPT Save Your Data? Yes. Here Is What OpenAI Keeps (2026)
- AI for Confidential Documents: Analyze Files Without Uploading to US Servers
- Secure AI for Companies That Can't Risk Data Leaks
- AI That Doesn't Train on Your Data: Why It Matters
- AI Image Generator in Europe: Create Without US Data Transfer
- AI Web Search Without Tracking: Research Without Being Watched
- AI Chat with Files: Upload and Analyze Documents Securely
- Welcome to DentroChat – AI Chat That Stays in Europe