The newsletter for technology's next C-suite role

CTAIO — Where CTO Meets CIO Meets AI

Weekly intelligence from a practitioner-executive who ships production code, manages $200M IT budgets, and advises PE firms on billion-dollar technology bets.

Free every Monday. Unsubscribe anytime.

Who this is for

CTOs Building AI-native engineering organizations
CIOs Enterprise infrastructure, vendors, $100M+ IT budgets
Chief AI Officers Enterprise AI strategy & governance
VP Engineering Scaling teams 10 to 1,000 engineers
PE/VC Partners Technology bets with conviction

The practitioner-executive edge

Most newsletters come from one side. This one comes from both.

I still ship code

  • Python & TypeScript daily
  • Tests every AI coding tool hands-on
  • Builds and operates production platforms
  • 30+ years of continuous engineering

I've run the org

  • CTO/CIO at Adidas (500+ engineers)
  • CTO Sweetgreen (rapid growth)
  • $200M IT budget responsibility
  • President, Huge/IPG (digital agency)

What you'll get every Monday

Enterprise AI Intelligence

Vendor evaluations, budget trends, and the $500/hr insights I share with Fortune 500 boards — delivered free to your inbox.

CTO + CIO Operations

Platform consolidation, infrastructure modernization, org design — the operational playbook from running both sides of the house.

The Practitioner's Edge

Real tool reviews, real code, real experiments. From someone who still ships production code daily, not just talks about it.

Topics I cover

  • AI coding tools (Cursor, Claude Code, Copilot)
  • Observability (Datadog, New Relic, Grafana)
  • GenAI adoption (ChatGPT Enterprise, Anthropic, Copilot)
  • Platform consolidation (Adobe vs Salesforce, ServiceNow)
  • ERP modernization (SAP S/4HANA, Oracle Cloud)
  • IAM (Okta, Auth0)
  • Cloud strategy (AWS, Azure, GCP)
  • Engineering org scaling (0 to 1,000 engineers)
  • Tech due diligence for PE/VC
  • Build vs buy at enterprise scale
Thomas Prommer — Technology Executive and Hybrid Athlete

About the author

Thomas Prommer is a technology executive and CTO/CIO with 30+ years in technology, having led 1,000+ engineers and driven $2B+ in revenue impact at companies like Adidas, Sweetgreen, and Huge.

He advises Fortune 500 boards on AI strategy, manages enterprise IT budgets of $200M+, ships production code daily, and competes in Ironman triathlons and HYROX — bringing the same discipline to leadership that endurance demands.

  • 30+ years in technology leadership
  • CTO + CIO experience (both sides of the house)
  • 1,000+ engineers led across global organizations
  • $200M+ IT budget management
  • Fortune 500 AI advisory experience
  • Ironman triathlete & HYROX Pro Division competitor
Full profile →