AI Strategy
How AI transforms organizational governance — the core of my EMBA thesis, and the system running this very page.
C-LEVEL EXECUTIVE · AI × ENERGY · MADRID, JULY 2026
Don't read the CV.
Ask it anything.
I'm Gaëtan Costa-Mula — a C-level executive in energy & digital. This assistant answers questions about my career, my pillars and my move to Madrid, grounded in verified facts only.
- 20 yrs energy & digital
- ~600 people led
- 10+ countries
- €6M annual budget
- €50M turnaround
One of the reasons for the move to Madrid: giving my daughters the same bicultural upbringing I had. Some decisions aren't only strategic.
— on why Madrid, in his own words
Three pillars
IT Governance
Technology governance at multinational scale — a global digital & IT function built from scratch across 10+ countries.
Operating Model Transformation
Digital and energy transformation leadership — including a court-ordered turnaround and post-merger integrations.
Career, compressed
Four parallel executive mandates in one group — the assistant knows every detail.
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2018 – 2026
MANDATE 1 · Chief Digital & Technology Officer
Helexia Corporate, Lyon — built the global Digital & IT function from scratch: unified Group IS, data & security governance, post-merger integrations.
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2022 – 2026
MANDATE 2 · CEO & President
Helexia Agri — stabilized and restructured a distressed €50M acquisition through court-ordered proceedings; EBITDA stabilized within 12 months.
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2018 – 2024
MANDATE 3 · Board Member
Energis Cloud, Brussels — shareholder representative and strategic advisor for a high-growth energy SaaS platform.
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2018 – 2020
MANDATE 4 · International Business Development Lead
Helexia Spain, Madrid — designed and executed the Spanish market entry, launching the first regional branch.
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2007 – 2018
Early career — solar & international development
Business development and solar engineering across EMEA: Helexia France, Nur Energie (France & Morocco), Edilians / Eurener.
EMBA · emlyon business school (2025–2026) — thesis: AI & Organizations' Governance
Live proof, not claims
Second Brain
A personal knowledge & operations system (Notion + Claude) that runs my projects, network and search — AI applied to executive daily practice.
This website
You're inside the case study: a Cloudflare Worker + Claude + Notion agent, designed, built and deployed by me. Ask it how it works.