Fractional CFO.
AI Sparring Partner.
I help founders and finance leaders build and run finance operations: reliable data, efficient processes, an effective tech stack. Now with AI woven in where it actually works.
What I Do
Fractional CFO
20+ years in finance - 8 in public accounting, 13 leading finance teams in tech companies.
AI Sparring Partner
700+ hours building with AI tools - and counting.
Trusted by the CFO Community
Finance Collective DACH
FCD is a community of hundreds of CFOs from the DACH region.
Thomas moderates the AI Builders Group.
"I've stopped scrolling LinkedIn for AI-in-finance advice. Thomas is the person I call and he's the one our whole CFO community trusts.
He gets finance, he gets the tech, and he knows how to bridge the two for people who aren't developers. Fast, hands-on, no fluff. Just stuff that actually works."
Companies I've Worked For
VP Finance
2020–2025
eyeo GmbH, Köln (DE)
Scaled finance from basic admin to a fully developed department across 7 countries.
AdTech / SaaS
industry
350
employees
€100m
revenue
Co-Founder & CFO
2017–2020
Share&Charge Foundation, Zug (CH)
Co-founded and grew company. Euro stablecoin infrastructure and ICO preparation.
Web3 / Crypto
industry
15
employees
€1m
revenue
Co-Founded
from scratch
Director Finance & Tax
2012–2016
cleverbridge AG, Köln (DE)
Built consolidation and BI from scratch. Made finance function IPO/PE ready.
E-commerce / SaaS
industry
300
employees
€50m
revenue
€500m
GMV
Senior Manager · Audit & Tax
2008–2010
Rödl & Partner USA, Atlanta (US)
U.S.–Germany cross-border consulting. IFRS, US GAAP, and German GAAP conversions.
30
clients
700
legal entity consolidation
Senior Consultant · Tax Accounting
2006–2007
Ernst & Young, Köln (DE)
Tax accounting for international corporations. SEC reporting and compliance.
Big 4
firm
SEC
reporting
Junior Consultant · Audit & Tax
2003–2005
Rödl & Partner USA, Atlanta (US)
Started career in U.S.–German cross-border audit and tax consulting.
U.S.–DE
cross-border
Want the full picture?
Experience, past roles, tools, and completed projects - all in one deck.
Fractional CFO & AI Sparring Partner
May 2026 · 14 slides
Inside the deck: 20+ years in finance across SaaS, e-commerce, payments and web3; finance leadership at eyeo, cleverbridge and Share&Charge; the tools and AI workflows I use day to day; and selected projects with results.
Situations where I typically help
Projects & Achievements
Finance Team Leadership
1 → 20 EEs- Set up finance teams from scratch
- Led remote teams across 7 countries
- Hired 50+ finance professionals
- Startup to Series C
Accounting
30d → 6d- Reduced reporting cycle from 30 to 6 days
- Set up LucaNet from scratch twice
- Consolidated under German GAAP, US GAAP, and IFRS
- Zero audit findings in Big 4 audits
FP&A, BI & Reporting
0 → 1- Built tech stacks, data warehouses, BI systems
- Set up reporting systems, budgeting from scratch
- Many times
Tax & Compliance
200 countries- Ensured sales tax/VAT compliance in 200+ countries at EUR 500m revenue
- Ran payroll across 30+ countries
- Filed tax return for 700 legal entities
What I don't do
Transparency builds trust. Here's where I'm not the right fit.
Tools I Work With
Software and platforms I've implemented, managed, or used extensively.
AI & Automation
Finance & Accounting
BI & Analytics
Finance Ops
Productivity & HR
Want to talk?
Running finance at a tech company with 30–500 employees? Let's talk about what's slowing you down.
Connect on LinkedInI also run AI Power Hour sessions for finance leaders who want to skip the hype and implement AI that actually works.