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Flywheel Advisory

AI strategy and technology due diligence,
measured in outcomes.

Operator-grade advisory for enterprises betting on AI and investors pricing a deal. Led by the people who still build and run engineering organizations, not a retired panel.

20+ Years leading engineering
1,000+ Engineers led
$2B+ Revenue impact
50+ Fortune 500 engagements

Outcomes

What the number on the page buys you.

Weeks, not quarters

AI roadmaps that ship

Sequenced from the business, not the model. You leave with a plan your teams execute, and the delivery discipline to keep it moving.

2-week sprint

Diligence in days, not weeks

Product, architecture, and team assessed against the thesis and the price. A decision-ready read, fast enough for a live process.

500+ engineers

Engineering velocity

The team topology and delivery playbook used to lead 500-plus engineers at Adidas, adapted to your stage so the org compounds instead of clogs.

CTAIO altitude

Leadership on demand

Operator-level technology judgment in the room for a board prep, a critical build, or a turnaround, without a full-time hire.

Services

Four ways to engage.

01

AI Strategy & Digital Transformation

Where AI compresses cost or unlocks a product, sequenced into a roadmap teams can run.

02

Engineering Organization Design

Team topology, hiring, and delivery practice proven at 500-plus-engineer scale.

03

Technical Due Diligence

For PE, VC, and founders: a read written for a decision, with deal-moving risks named and costed.

04

Fractional CTAIO Leadership

CTAIO-level judgment on demand, accountable to the outcome, not the slide deck.

Thomas Prommer, Group CEO & CTAIO

The principal

Thomas Prommer, Group CEO & CTAIO

Former Global SVP Engineering at Adidas, CIO at Sweetgreen, and Senior Technology Advisor at Bain Capital. Educated at KIT, Carnegie Mellon, MIT Sloan, Harvard, and Wharton. Named HotTopics Global CIO 2026.

Selected engagements
Berenberg McKinsey & Company Bain Capital
Worked with
GoogleAmazonAppleNike McDonald'sToyotaVerizon

FAQ

Common questions

What does Flywheel Advisory actually do?

Two things that reinforce each other: we help enterprises design and execute AI strategy and digital transformation, and we run technology due diligence for private equity firms, venture investors, and founders. The same people who build and run engineering organizations are the ones who assess them for investors.

Who leads the engagements?

Thomas Prommer, our Group CEO and CTAIO, leads advisory personally. He was Global SVP of Engineering at Adidas (500+ engineers), CIO at Sweetgreen, and Senior Technology Advisor at Bain Capital. You get operator judgment, not a slide deck from someone who has never shipped.

How is technical due diligence different from a consulting audit?

Due diligence is written for a decision — invest, walk, or renegotiate. We assess the product, the architecture, and the team against the thesis and the price, then hand you a clear read on the risks that actually move the deal, not a generic maturity score.

Do you only work with large enterprises?

No. Enterprises come to us for transformation; investors and founders come to us for validation. Engagements scale from a focused two-week diligence sprint to a multi-quarter transformation program.

Tell us the decision you're facing.

A build to get right, a transformation to sequence, or a deal to de-risk. Start here.

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