May 18, 2026
Founding Partner · Tactical Management
Dr. Raphael Nagel (LL.M.)
Most people talk. Some write.
Very few allocate capital, and live with the consequences.
Founding Partner · Tactical Management
Most people talk. Some write.
Very few allocate capital, and live with the consequences.
Executive Assistant:+49 711 8494 1052
BILANZ · 08 June 2026
"The Watchmasters: Quarero and its Surveillance Robotics"
BILANZ, the Swiss business magazine published by Ringier since 1926, profiles Quarero in a feature by Marc Kowalsky on the Zug-based robotics company's autonomous-security platform, sensor-fusion stack and hardware-plus-service revenue model. Dr. Raphael Nagel is named among the founders as Strategic Investor.
Editor's pick
May 31, 2026
Bereshit Series: Dr. Raphael Nagel on the Security and Donation Architecture (Film)
Companion film to the Exxpress coverage of the Bereshit Series. Dr. Raphael Nagel (LL.M.) explains the initiative's security and donation architecture — 3,000 kosher-certified bottles of Tannenblut Gin, 60 % of proceeds earmarked for the protection of Jewish institutions in Europe via Chabad Barcelona.
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Five blocks
35 published titles
All books →capital
Kapital
Markets, mandates, value creation.
leadership
Haltung
Posture, authority, leadership.
geopolitics
Pipelines
Energy, sovereignty, trade.
technology
Algorithmus
AI liability and the new code of law.
capital
Execute
From plan to operating cadence.
security
Der unsichtbare Krieg
Sanctions, cyber, dual-use, the architecture of grey conflict.
About
An investor who writes, because capital is also an argument.
Dr. Raphael Nagel (LL.M.) is Founding Partner at Tactical Management, a private investment firm focused on operational carve-outs, succession capital for the European Mittelstand, and sovereign-grade infrastructure across security, energy, and AI.
More than 30 published books, in German, English, and Spanish, anchor a body of public writing that runs from market microstructure to AI liability to the geopolitics of pipelines. The essays here continue that record in long form.
He writes from Madrid and the field, with the bias of a practitioner.