S. Jason Prohaska

S. Jason Prohaska

CEO & Systems Architect

Constitutional Runtime architect with 20+ years leading creative technology organizations at global scale. Builder of ETHRAEON - sovereign AI infrastructure governed by immutable constitutional principles.

Based in Milan/Bologna, Italy. Native English & Italian. Previously: Managing Director at Media.Monks (7yr 9mo across NYC, Amsterdam, Milan, Berlin), at HUSH, Director at Method, and founding leadership at Big Spaceship, Your Majesty Co., and others.

ETHRAEON Founding Principal, Jun 2024-Present
ingombrante® Founder & Advisory, Jun 2024-Present
50
LinkedIn Recommendations
20+
Years Leadership
500+
Connections
16
Patents Filed
73
Patent Portfolio

What People Say

50 recommendations received on LinkedIn, spanning 2006-2025

“Hiring Jason to run our NY office was one of the best decisions I made in the now 22 years of media.monks.”
Wesley ter Haar Co-Founder, Media.Monks & Chief AI Officer Managed Jason directly · 2023
“Jason works harder than anyone I know. He's an amazing producer, and amazing manager and an amazing friend. Nobody does it better.”
Michael Lebowitz Founder & Executive Chairman, Big Spaceship Managed Jason directly · 2007
“Absolutely the best managing director I have ever met.”
Lewis Smithingham NVIDIA Reported directly to Jason · 2022
“That's the magic that is Jason Prohaska.”
Dan Mall Design Agency Consultant Senior colleague at Big Spaceship · 2012
“Equal parts relationship-builder, creative strategist, and executor par-excellence.”
Gwynne Gauntlett UNDP Client · 2007
“One of the great mentors for my career.”
Jamie Kosoy Engineering Manager, Stripe Senior colleague · 2012
“One of the most fascinating individuals I have met... one of the most formative experiences of my professional life.”
Michiel Brinkers Tech Leader, 20+ Years Experience Reported directly to Jason · 2025
“One of the best Managing Directors and humans I have encountered in my career.”
Falk Eumann EVP Creative, WONGDOODY Senior colleague · 2023
“A true leader... always thinks two steps ahead of everyone.”
Marta Epelde Monks Germany Senior colleague · 2023
“Basically built Big Spaceship into what it is today.”
Rebecca Mitchell Co-head Corporate Communications, Point72 Senior colleague · 2012
“Jason is the best boss I've ever had (and many, if not all, the Monks in the NY office would say the same thing).”
Michael Leen Growth & Revenue Executive Reported directly to Jason · 2021
“The most caring, professional, supportive and driven person I have ever had the pleasure of working for.”
Liz Pavitt Head of Growth Reported directly to Jason · 2021
“JP is a master... leadership skills out of scale.”
Francesco Bragonzi GM, Monks Reported directly to Jason · 2023
“Hands down the best Managing Director I've ever worked for.”
Marie-Celine Merret Wirstrom Co-Founder MC&V / AARON Awards Reported directly to Jason · 2018
“I'd jump in front of a knife-wielding maniac for Jason Prohaska.”
Stephen Hodde Audio, Valve Reported directly to Jason · 2009
“Seen and done it all. And systemised it. Scaled it. Built it. Fixed it.”
Ben Tregoing Skills & Progression Jason was client · 2015
“Incredibly strong, compassionate, intelligent leader.”
Gradwell Sears CCO, Superside Reported directly to Jason · 2020
“Several multimillion dollar wins attributable to his guidance.”
Storm Keys Growth Leader / NED / Webby Awards Judge Senior colleague · 2019
“He has a photographic memory. No, really.”
Yaniv Kanfi Strategy/Product/Technology Consultant Same team · 2013
“A leader and a collaborator; a philosopher and a poet.”
Will Simon Design Health & Wellness Reported directly to Jason · 2013
“One of the most inspiring and tutoring people.”
Jens Karlsson Creative Leader, 25+ Years Same team · 2007
“Jason holds a vast depth for understanding cultural values and behavior... he also has a big heart!”
James Widegren Creative Director / Design Director Reported directly to Jason · 2007
“Une des personnes les plus innovatrices... un melange unique de la creativite profonde et de l'intelligence extreme de business.”
Jason Alan Snyder Futurologist / Inventor / Forbes Contributor Different companies · 2006

Career

ETHRAEON - Founding Principal

Jun 2024 - Present
Constitutional Runtime. Sovereign governance systems. Patent portfolio: 73 specifications across 9 families, 16 filed with USPTO.

ingombrante® - Founder

Jun 2024 - Present
Advisory practice. Strategic consulting for creative technology and organizational transformation.

Media.Monks (S4 Capital) - Managing Director

Jul 2016 - Mar 2024 (7 yr 9 mo)
NYC, Amsterdam, Milan, Berlin. Led global creative technology operations. Scaled from boutique to enterprise. Post-merger integrations. 100+ direct reports across disciplines.

HUSH - title at HUSH]

2015 - 2016
Immersive experience studio. Creative technology production leadership.

Method - Director, Executive Producer

2015
Digital design and brand experience consultancy.

Your Majesty Co. - Managing Director NYC

2013 - 2015
Award-winning creative technology studio. Led US operations.

Big Spaceship - Head of Production / Operations

2005 - 2013
8 years. Built the operational foundation. Digital agency pioneer.

Education

Università di Bologna - MFA Philosophy & Letters

1992 - 1994

Connecticut College

1990 - 1994
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