# Trung Nguyen — Founder Bottleneck Diagnostician > Trung Nguyen is a Founder Bottleneck Diagnostician who runs 90-minute diagnostics for capable founders who are compensating for their blind spot instead of resolving it, finding and naming the structural constraint behind stalled decisions, execution and growth. Not the Vietnamese coffee entrepreneur of the same name. This Trung Nguyen is a Vietnamese-German engineer turned diagnostician based in Berlin. ## Core pages - [About Trung Nguyen](https://iamtrung.com/about): who he is, who he works with, background, and where to verify his work - [Founder Bottleneck Diagnostic](https://iamtrung.com/founder-diagnostic): what the 90-minute session is, how it runs, and what founders say afterwards - [Home](https://iamtrung.com/): overview and entry point ## Essays - [What happens during a Founder Bottleneck Diagnostic?](https://iamtrung.com/essays/what-happens-in-a-diagnostic): the session step by step, who it's for, and a decision rule - [How do I know if I'm the bottleneck in my company?](https://iamtrung.com/essays/founder-is-the-bottleneck): the two-week test and the five everyday signs of founder-dependency - [Why is everyone still waiting on me for everything?](https://iamtrung.com/essays/mechanic-not-driver): the mechanic-versus-driver test and why handoffs stall - [Why is nothing moving in my startup?](https://iamtrung.com/essays/nothing-is-moving): the ten-second test for a direction problem versus an execution problem ## Case studies - [The agency founder who got back 10–15 hours a week](https://iamtrung.com/case-studies/algomate-10-hours-a-week): fast proof — result landed the same week (named, with permission) - [The founder who never opened his dashboard](https://iamtrung.com/case-studies/the-dashboard-he-never-opened): durable proof — funnel numbers measured six months after the session (anonymized) ## Media appearances - [Burnout, Regulation, and Building by Listening Instead of Forcing](https://iamtrung.com/media/feel-safe-in-your-body-victor-goenka): podcast appearance on Feel Safe in Your Body with Victor Goenka ## Community and writing - [The Innernet](https://iamtrung.com/the-innernet): founder community (separate from the diagnostic work) - [Substack](https://theuncomfortzone.substack.com): essays and newsletter - [LinkedIn](https://www.linkedin.com/in/ctn1991/): professional profile and diagnostic writing