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AI & Data Science Consulting.
Clean code.
Real results.

I help teams move past chaos and into clarity.
Trusted by founders, CTOs, and operators who need real solutions.

Book a 30-Min Call

This is

What I Do

As an AI & Data Science consultant, I help companies untangle technical messes, make smarter decisions with data, and build AI systems that actually work.

I've worked on critical systems behind Fortune 100 companies, cleaned up after some big name consulting firms, and helped startups grow from prototype to production.

Services

  • Fractional Head of Data / AI
  • AI/ML Strategy & Roadmapping
  • Technical Code & System Reviews
  • Thought Partnership for Founders & CTOs
  • Communication Coaching for Technical or Sales Teams
AI and Data Science Consulting with Dr. Ragnar Lesch

How I Work

I keep things simple.

We start with a short call.
You tell me what’s going on.
If I can help, I’ll propose a plan—no nonsense, no long decks.

Pricing for AI & Data Science Consulting available by request.

Based in the San Francisco Bay Area, available for consulting worldwide.
(Hourly, project-based, or retainer options.)

What Clients Say

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No slides. No spin. Just solutions.

Michael Tizzano

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Ragnar cleaned up the mess left behind by a Big Four firm—fast.

Allen Lee

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We didn’t need more dashboards. We needed Ragnar.

Joanna M

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