About · Dr. Mongi Gazelle
30 years inside the rooms most people only read about.
CIO and CISO. Doctorate in AI & Digital Transformation. MIT CTO Certified. Five working languages. Sixty countries. Forty-five organisations — from Emirates and Microsoft to ALDI Nord and SABIC.
Now writing the operating manuals working professionals need to come out of the AI shift on top — and available as interim CISO, CTO, or CIO when an organisation needs experience on the bridge.

Currently
MIT CTO Certification
About · Dr. Mongi Gazelle
I’ve spent 30 years on the inside of the rooms most people only read about.
Now I’m writing what I learned, in the language people doing the actual work can use on a Tuesday morning.
I’m Mongi. Almost four decades ago I started in IT in Germany. Today I run group cybersecurity transformation in the GCC and I’m available as interim CISO, CTO, or CIO when an organisation needs a steady hand on the bridge. Between those two points are $20M of programmes, 45+ organisations, and 60 countries — banks, airlines, oil & gas operators, retailers, hospitals, federal authorities, and the world’s biggest software brands.
I’ve been the CIO behind transformations at Emirates and Etihad Airways. The CISO modernising defences for SABIC and QatarEnergy. The architect of ISO 27001 programmes that put 20,000 users through audit with a 100% pass rate. I’ve consulted for Microsoft, Adobe, IBM, Volkswagen, Deutsche Telekom, DHL, ALDI Nord, EDEKA, Sparda Bank, Postbank, and dozens more.
In every one of those rooms, the same conversation comes up: what does this actually mean for the people doing the work?
The honest answer — the one most decks won’t print — is that AI is rewriting job descriptions quarter by quarter. I’ve watched which roles get cut, which roles get amplified, which workflows automate, which become more human.
That’s why this site exists. Every guide here is the operating manual I would hand the professional on the other side of the board decisions I’ve sat through for 30 years.
Not theory. Not conference talk-track. The actions that work on a Tuesday, in your industry, in your role.
01 · The arc
Five chapters in five decades.
01
1989 → 1995
Started in IT, Germany
JetForm, Adobe Germany, then early consulting work for Carlson Wagonlit, KPN, and Axel Springer. Where the toolchain decisions that shaped the next decade were made.
02
1995 → 2005
Enterprise IT lead — Europe
Sennheiser, Sparda Bank, GEA, ALDI Nord, EDEKA, Postbank, Deutsche Telekom. Programme delivery at scale; ISO 27001 done at 20,000-user organisations.
03
2005 → 2015
CIO / CISO across the Gulf and Europe
Etisalat, ADGAS, Qatargas, RasGas, SABIC, Saudi American Bank, Sheraton, Etihad. Cross-border programme leadership in 5 working languages.
04
2015 → 2024
Group transformation programmes
Volkswagen, VW Financial Services, DHL, Microsoft, Apleona, Sweco, VHV, Finanz Informatik, Evo Payments, Bundesagentur für Arbeit. $20M+ in delivered transformation.
05
2024 → today
Group cybersecurity transformation, GCC
Currently leading group cybersecurity transformation in the Gulf. Available as interim CISO / CTO / CIO when an organisation needs a steady hand on the bridge.
02 · Credentials
The credentials behind the writing.
$20M+
global transformation programmes delivered
40% / 25%
avg risk reduction · cost optimisation
MIT · CTO Certified
plus Doctorate in AI & Digital Transformation
ISO 27001 · NIST · GDPR · DORA · BaFin
regulatory frameworks operated under
AR · FR · EN · DE · NL
five working languages
Three decades · 45+ organisations · 60 countries
Inside the rooms at.
Three decades of CIO and CISO work — global brands, German mittelstand, Gulf operators, public bodies. The guides on this site are distilled from the work done for the organisations below.
Microsoft
Adobe
IBM
Emirates
Etihad Airways
Volkswagen
DHL
Deutsche Telekom
Sennheiser
SABIC
ALDI Nord
EDEKA
Postbank
Sparda Bank
KPN
Swisscom
Axel Springer
GEA Group
VHV
Apleona
Sweco (Grontmij)
Finanz Informatik
Evo Payments
VW Financial Services
Bundesagentur für Arbeit
UWV
PostNL (TNT)
UMCG
Carlson Wagonlit
Swiss (Swissair)
Etisalat
ADNOC (ADGAS)
QatargasDubai Internet City
- SOSaudi Oger
Saudi American Bank
FISP- ILSILS Jeddah
Polizei
Deutsche Bank
Commerzbank
Sparkasse
+ many more · names listed where the engagement permits