About

Marketing and pricing efficiency, built on science.

Gencomm combines strategic consulting with custom-built machine-learning systems to drive step-change improvements in marketing and pricing efficiency for enterprises. We bring the rare combination of deep technical capability and real operating experience running billion-dollar channels — and everything we build, you own.

Founder

Justin M. Rao, Ph.D.

A microeconomist, applied ML practitioner and commercial leader who has built and led the pricing and marketing systems of some of Europe’s largest online businesses and published highly cited research in marketing and pricing.

Operating experience
Enterprise scale
  • VP Pricing, Performance Marketing & Economics, Zalando — led a ~300-person org, ~€650M performance-marketing budget, and ~€3B in pricing discounts across 23 markets.
  • Senior Director, Performance Marketing, Booking.com — ~€1B budget; designed reinforcement-learning bidding systems worth >€100M EBIT annually.
  • VP Data Science & Head Economist, Vrbo (Expedia Group).
  • Senior Researcher & Advisor to the Chief Economist, Microsoft.
Research
Peer-reviewed
  • Ph.D. Economics, UC San Diego; B.A. Economics & Philosophy, UNC Chapel Hill.
  • 9,500+ citations, h-index 27.
  • Published in the Quarterly Journal of Economics, Journal of Political Economy, Marketing Science, and Management Science.
  • Work spanning advertising measurement, auction design, and pricing. Google Scholar →
The team

Senior expertise, backed by a team that ships.

The Gencomm dev team
Delivery & engineering

When a project needs to move faster, we bring in experienced developers to accelerate it.

  • We work inside your code stack, not around it
  • You own everything we build — models, code, and documentation
  • We design for smooth handoffs, so the capability stays with your team
  • Rigorous testing and validation are part of every delivery
How we engage
Trust & realism

We start with a deep assessment, size the opportunity, and right-size the solution.

  • Build for you, or with your teams — your choice
  • We only take on work where we’re confident we can add tremendous value
  • Transparent about methods; we develop the custom IP that becomes your advantage
  • Discreet by default — we don’t publish client logos

Who we work with. We currently partner with a small number of €3B+ revenue European businesses. Discretion is part of how we work, and it’s why serious teams trust us with their pricing and measurement. We’ll speak to directly relevant experience with you in a first conversation.

The model

Not another SaaS platform. Systems you own.

Enterprises don’t want to rent their competitive advantage from an unknown vendor. We build custom systems inside your stack — and you own the code, the models, and the IP. It’s the opposite of buying a black box.

Own your advantage

Custom systems become your IP and a durable edge competitors can’t buy off a shelf.

No vendor lock-in

You keep the code and the models. No platform dependency, no data held hostage.

No perpetual license

Build a capability once — don’t rent it forever. No compounding, open-ended SaaS cost.

Built for you, not sold to you

We start from your problem, not from a product we’re trying to make you fit.

Get started

Find your biggest, most provable wins.

Book an assessment and we’ll map where your marketing and pricing stand today — and where the upside is. We reply within one business day.

Book an assessment →

We only take on work where we’re confident we can add tremendous value.

Need Help Choosing Plan

Describe your company's business activities and needs

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Core

€500

per month

Features

Performance and Scale

Custom ML Modeling

Integrations

Support

Pro

€2500

per month

Everything in Core, plus:

Performance and Scale

Custom ML Modeling

Integrations

Support

Enterprise

Negotiated

Everything in Pro, plus:

Performance and Scale

Custom ML Modeling

Integrations

Support

Core

€500

per month

Features

Performance and Scale

Custom ML Modeling

Integrations

Support

Pro

€2500

per month

Everything in Core, plus:

Performance and Scale

Custom ML Modeling

Integrations

Support

Enterprise

Negotiated

Everything in Pro, plus:

Performance and Scale

Custom ML Modeling

Integrations

Support