Ivan Sharov
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Thinking on fintech, operations, pricing, market entry, and leadership.

CEO & Leadership 8 min

The fractional CEO model. When it works and when it is a red flag.

May 26, 2026
Market Entry & Geography 8 min

Spain as a fintech base. When the math works.

The default EU fintech playbook (Lithuania for licensing, Ireland for tax, London for capital) is using stale inputs. The case for Spain as a base, and the company profiles where the math actually works.

May 21, 2026
Pricing & Commercial Discipline 9 min

A discount discipline framework for B2B SaaS.

A three-tier framework for B2B SaaS pricing discipline. Setup vs MRR economics, delegation thresholds, ramp pricing as a substitute for permanent discounts, and a 60-day implementation sequence.

May 15, 2026
CEO & Leadership 9 min

The first 90 days as an incoming CEO.

What changes after 90 days is mandate. This is the playbook I would use to spend the time before that window closes.

May 11, 2026
BaaS & Fintech Infrastructure 10 min

White-label BaaS is not core banking. Buying the wrong category is expensive.

Why the conflation between core banking and BaaS orchestration costs buyers months of runway and vendors millions in mispriced deals, and how to diagnose which one you actually need in five minutes.

May 4, 2026
Ivan Sharov

CEO of Crassula. Writing on BaaS, operational turnarounds, pricing, market entry, and leadership.

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