Mert Jasper

Why this persona fits the audience

Is CFO at a 28-person software consultancy in Berlin and owns the monthly board pack, cash forecast, and headcount plan. He still works mainly in Excel and Looker Studio, with one analyst pulling numbers from Stripe, QuickBooks, and Jira into a shared folder.

• Age: 41
• Location: Berlin, Germany
• Occupation: Chief Financial Officer
• Income: €125k salary + profit share
• Education: Master's degree in finance
• Company size: 28
• Years in role: 5

“Numbers don't lie, but they do whisper. If you're not listening to the whispers, you're already behind.”

Mert Jasper's career as a CFO began with the dot-com crash, which imprinted in him a lifelong allergy to reckless optimism. His consultancy—specializing in fintech integrations for European startups—is where his meticulous nature meets chaotic founder energy. Three years ago, when his predecessor abruptly left, Mert stepped in, consolidating ad-hoc financial practices with the discipline of a chess grandmaster. His current systems are functional but fragile: financial data flows from Stripe to QuickBooks via CSV, headcount tracking happens in Google Sheets, and his analyst's daily reports often require manual validation. He's explored alternatives but finds existing tools either too rigid (SAP) or too fragile (startup FP&A solutions). His biggest recent win was negotiating a revised profit-sharing model that stabilized cash flow, though he's still catching flak from founders who want faster growth. At home, his spreadsheet habits have led to a household budgeting system his wife calls 'Mert's Operating System 4.2.' His financial conservatism stems from seeing too many consultancies become 'features in someone else's acquisition'—the very fate he's determined to avoid. When not staring at spreadsheets, he's likely running along the Spree or engaged in a 3-hour chess match, both activities that satisfy his need for predictable yet challenging systems. His ideal financial future would feature automated data pipelines, a seamless board reporting process, and the ability to focus more on strategy than static analysis.

Background & daily life

A day in their life

5:30am: 8km run along the canal, listening to BBC Economics podcast. 6:45am: Coffee and review of analyst's overnight report—today he spots an incorrect tax classification. 8:30am: Standup with founders, where he deflects pressure for immediate hiring with a 'We need to model this properly' argument. 10:00am: Reconstructing QuickBooks entries from Stripe payments—again. 11:45am: Eating currywurst while scanning Bloomberg for macroeconomic trends. 2:00pm: Meeting with the analyst to standardize expense categories (she suggests automation tools; he's skeptical). 4:30pm: Chess club. 7:00pm: Explaining to his 10-year-old son why 'good financial models have version control.' 10:30pm: Reviewing net cash flow projections in bed on his iPad until Claudia confiscates it.

Lifestyle

Mert lives in a 90m² apartment in Neukölln, where his morning routine involves a 6am run along the Landwehrkanal, followed by oatmeal with exactly 32g of almonds. His weekends alternate between chess club in Kreuzberg (he plays at a national amateur level) and family outings to Tiergarten. Financially conservative, he tracks their household budget with the rigor he applies to the consultancy's books. Socially, he's close with a small group of former strategy consultants, though his wife teases him for treating their dinner conversations like SWOT analyses. Health-wise, he's stubborn about avoiding doctors, patching himself up with the same pragmatism he applies to financial models.

Work life

Mert's workday starts with reviewing his analyst's nightly data dump at 6:45am, often finding small inconsistencies he fixes before anyone notices. The consultancy's hybrid model means his teammates flit in and out of the Bierkeller-like office, while he operates from a corner with three monitors (two for spreadsheets, one for chess). His biggest pressure is reconciling founders' ambitious growth plans with realistic funding scenarios. Recently, he resisted a headcount expansion, instead proposing a contingency-based hiring model that won him grudging respect. He still hasn't switched from manual budget versions in Excel—trusting his own macros over untested platforms—but the sheer time spent on reconciliations has him quietly researching alternatives.

Relationships

Mert's closest connections are his wife Claudia (a UX designer at his consultancy's sister firm) and three college friends who now work in Frankfurt finance. He respects but doesn't fully trust the founders, seeing them as visionary but financially impulsive. His relationship with his analyst, a 27-year-old woman he calls his 'Numbers Whisperer,' is his most important workplace dynamic—she's the only one who can talk him down from spreadsheet-induced stress. His father, a retired banker, serves as an informal financial sounding board, though their conversations often devolve into good-natured arguments about monetary policy.

How they decide

Cautiously thorough. He researches deeply, builds multiple scenarios, and only acts when the data is 85% convincing. Once decided, he commits fully but remains open to course corrections if new data arises. He values direct answers but rarely gives them himself, preferring to offer options with clear pros/cons.

How they sound

Speaks in measured, precise German with occasional English finance jargon slipping in. Uses spreadsheets as verbal metaphors ('Let's checksum this idea'). Laughs quietly at his own dry jokes but doesn't repeat them. Avoids business buzzwords unless he's consciously suggesting they sound good to investors. Calls his older models 'legacy' even when they're from last month. Uses metaphors from chess and running to explain financial concepts.