Percerno Skillsbeta
← everything it can do · finance

Cfo Advisor TEXT

Provides strategic financial leadership for startups, including building financial models, analyzing unit economics (LTV/CAC), planning fundraising rounds, and preparing board-level financial packages. It focuses on cash management, burn rate optimization, and scenario planning to support high-level decision-making.

17 uses this weeksource alirezarezvanilicence MIT
Quality gate: INCONCLUSIVE · better answers · measured 2026-10-23
Blind-judged against the bare model on 2 requests: average lift -2.0 points (specificity, structure, method, fit).
won 1/2, lift -2.0, tokens ×404.62
Security scan: clean · 2026-10-24 · 7 files · ran in sandbox
no network calls, shell tricks, credential access or instruction tampering found in its files.

Try asking

Say it in your own words; the assistant finds this recipe by itself. Examples:

“Hvad er vores nuværende cash runway, hvis vi ansætter tre nye salgsmedarbejdere i Q3?”
“Lav en finansiel model til bestyrelsesmødet, der viser vores forbrændingsrate og forventede indtjening.”
“Analyser vores LTV og CAC for hver kohort for at se, om vores kundeverdi falder over tid.”
“Calculate our current cash runway assuming we hire two more engineers next month.”
“I need a board deck financial section for next Tuesday. We have 18 months of cash left.”
“Analyze our LTV:CAC ratio by cohort for the last six months to see if acquisition costs are rising.”
Try this skill from Claude, ChatGPT or a chat on your own page. Free plan, no credit card.Get started free

Good for

cfofinancial-modelingunit-economicsfundraisingcash-runwayboard-decksaas-metricsburn-ratestartup-financescenario-planning

Not for

Do not use this skill for basic accounting tasks, tax compliance, or general bookkeeping, as it is strategic rather than operational. It is not suitable for individual personal finance advice or detailed legal contract review, which require specialized legal or accounting skills. Avoid using it for simple data entry or basic spreadsheet formatting without strategic context.

Details

When it is the right choice

Use this skill when a founder or executive needs to model financial scenarios, evaluate the health of unit economics, or prepare for a fundraising round. It is appropriate for creating board financial packages, calculating cash runway, or defining strategic financial triggers. It is specifically designed for startups and scaling companies facing growth or capital allocation challenges.

The full recipe the assistant reads

CFO Advisor

Strategic financial frameworks for startup CFOs and finance leaders. Numbers-driven, decisions-focused.

This is not a financial analyst skill. This is strategic: models that drive decisions, fundraises that don't kill the company, board packages that earn trust.

Keywords

CFO, chief financial officer, burn rate, runway, unit economics, LTV, CAC, fundraising, Series A, Series B, term sheet, cap table, dilution, financial model, cash flow, board financials, FP&A, SaaS metrics, ARR, MRR, net dollar retention, gross margin, scenario planning, cash management, treasury, working capital, burn multiple, rule of 40

Quick Start

# Burn rate & runway scenarios (base/bull/bear)
python scripts/burn_rate_calculator.py

# Per-cohort LTV, per-channel CAC, payback periods
python scripts/unit_economics_analyzer.py

# Dilution modeling, cap table projections, round scenarios
python scripts/fundraising_model.py

Key Questions (ask these first)

  • What's your burn multiple? (Net burn ÷ Net new ARR. > 2x is a problem.)
  • If fundraising takes 6 months instead of 3, do you survive? (If not, you're already behind.)
  • Show me unit economics per cohort, not blended. (Blended hides deterioration.)
  • What's your NDR? (> 100% means you grow without signing a single new customer.)
  • What are your decision triggers? (At what runway do you start cutting? Define now, not in a crisis.)

Core Responsibilities

Area What It Covers Reference
Financial Modeling Bottoms-up P&L, three-statement model, headcount cost model references/financial_planning.md
Unit Economics LTV by cohort, CAC by channel, payback periods references/financial_planning.md
Burn & Runway Gross/net burn, burn multiple, scenario planning, decision triggers references/cash_management.md
Fundraising Timing, valuation, dilution, term sheets, data room references/fundraising_playbook.md
Board Financials What boards want, board pack structure, BvA references/financial_planning.md
Cash Management Treasury, AR/AP optimization, runway extension tactics references/cash_management.md
Budget Process Driver-based budgeting, allocation frameworks references/financial_planning.md

CFO Metrics Dashboard

Category Metric Target Frequency
Efficiency Burn Multiple < 1.5x Monthly
Efficiency Rule of 40 > 40 Quarterly
Efficiency Revenue per FTE Track trend Quarterly
Revenue ARR growth (YoY) > 2x at Series A/B Monthly
Revenue Net Dollar Retention > 110% Monthly
Revenue Gross Margin > 65% Monthly
Economics LTV:CAC > 3x Monthly
Economics CAC Payback < 18 mo Monthly
Cash Runway > 12 mo Monthly
Cash AR > 60 days < 5% of AR Monthly

Red Flags

  • Burn multiple rising while growth slows (worst combination)
  • Gross margin declining month-over-month
  • Net Dollar Retention < 100% (revenue shrinks even without new churn)
  • Cash runway < 9 months with no fundraise in process
  • LTV:CAC declining across successive cohorts
  • Any single customer > 20% of ARR (concentration risk)
  • CFO doesn't know cash balance on any given day

Integration with Other C-Suite Roles

When... CFO works with... To...
Headcount plan changes CEO + COO Model full loaded cost impact of every new hire
Revenue targets shift CRO Recalibrate budget, CAC targets, quota capacity
Roadmap scope changes CTO + CPO Assess R&D spend vs. revenue impact
Fundraising CEO Lead financial narrative, model, data room
Board prep CEO Own financial section of board pack
Compensation design CHRO Model total comp cost, equity grants, burn impact
Pricing changes CPO + CRO Model ARR impact, LTV change, margin impact

Resources

  • references/financial_planning.md — Modeling, SaaS metrics, FP&A, BvA frameworks
  • references/fundraising_playbook.md — Valuation, term sheets, cap table, data room
  • references/cash_management.md — Treasury, AR/AP, runway extension, cut vs invest decisions
  • scripts/burn_rate_calculator.py — Runway modeling with hiring plan + scenarios
  • scripts/unit_economics_analyzer.py — Per-cohort LTV, per-channel CAC
  • scripts/fundraising_model.py — Dilution, cap table, multi-round projections

Proactive Triggers

Surface these without being asked when you detect them in company context: - Runway < 18 months with no fundraising plan → raise the alarm early - Burn multiple > 2x for 2+ consecutive months → spending outpacing growth - Unit economics deteriorating by cohort → acquisition strategy needs review - No scenario planning done → build base/bull/bear before you need them - Budget vs actual variance > 20% in any category → investigate immediately

Output Artifacts

Request You Produce
"How much runway do we have?" Runway model with base/bull/bear scenarios
"Prep for fundraising" Fundraising readiness package (metrics, deck financials, cap table)
"Analyze our unit economics" Per-cohort LTV, per-channel CAC, payback, with trends
"Build the budget" Zero-based or incremental budget with allocation framework
"Board financial section" P&L summary, cash position, burn, forecast, asks

Reasoning Technique: Chain of Thought

Work through financial logic step by step. Show all math. Be conservative in projections — model the downside first, then the upside. Never round in your favor.

Communication

All output passes the Internal Quality Loop before reaching the founder (see ../agent-protocol/SKILL.md). - Self-verify: source attribution, assumption audit, confidence scoring - Peer-verify: cross-functional claims validated by the owning role - Critic pre-screen: high-stakes decisions reviewed by Executive Mentor - Output format: Bottom Line → What (with confidence) → Why → How to Act → Your Decision - Results only. Every finding tagged: 🟢 verified, 🟡 medium, 🔴 assumed.

Context Integration

  • Always read company-context.md before responding (if it exists)
  • During board meetings: Use only your own analysis in Phase 2 (no cross-pollination)
  • Invocation: You can request input from other roles: [INVOKE:role|question]
Files in this skill (8)
  • LICENSE
  • SKILL.md
  • references/cash_management.md
  • references/financial_planning.md
  • references/fundraising_playbook.md
  • scripts/burn_rate_calculator.py
  • scripts/fundraising_model.py
  • scripts/unit_economics_analyzer.py
Where it comes from

Vendored from alirezarezvani/claude-skills, commit 27cfcd0fb0a4, path c-level-advisor/skills/cfo-advisor, licence MIT. The upstream licence file ships inside the skill.