Lean canvas examples
Four worked examples — B2B SaaS, consumer marketplace, vertical AI, and a real-world pivot. Box-by-box with commentary on what worked and what didn't.
How to read these
Each example below is a Lean Canvas at version 1 — a hypothesis, not a finished business. Below each canvas is a note on what happened next: which assumptions held, which didn't, and how the canvas evolved.
Look for the example most like yours and ask: would my v1 canvas hold up under the same scrutiny? The two failed examples (marketplace, habit tracker v1) didn't fail because the problem was fake — they failed because the customer or channel boxes were unsupported.
Example 1
Vertical CRM for accountants
Problem
Generic CRMs don't track tax-season workflows; accountants juggle 3 tools per client.
Customer
Solo CPAs and 2–10-person accounting firms; early adopters: tax-season-only practices.
UVP
"The CRM accountants don't hate." Built for tax workflows, not generic deal pipelines.
Solution
Tax-deadline-aware contact records · Document e-signature pre-built · IRS form templates.
Channels
Niche subreddit r/accounting · 2 LinkedIn groups · State CPA society newsletters.
Revenue
$49/user/mo · LTV $1,200 (24-mo retention) · 80% gross margin.
Costs
Hosting $200/mo · CAC est. $80 via newsletter sponsorships · 1 founder full-time.
Metrics
Trial → paid conversion · MoM retention · Tax-season ARPU spike.
Unfair
Founder is a former CPA; built relationships in state society over 6 years.
What happened next
This canvas got built. 11 paid customers in 60 days, ~$8K MRR by month 6. The "founder is a former CPA" unfair advantage was the unlock.
Example 2
Niche second-hand goods marketplace
Problem
Hard to find rare model trains; eBay buried in noise; FB Marketplace local-only.
Customer
Adult model train collectors $50K+ income; early adopters: forum members.
UVP
"Where collectors actually go." Curated, condition-graded, escrow-backed.
Solution
Verified seller program · Condition grading rubric · Escrow + buyer protection.
Channels
Trains forums (5 major) · Hobby YouTube sponsors · Reddit r/modeltrains.
Revenue
8% transaction fee · Avg transaction $180 · LTV $300 (low repeat).
Costs
Stripe + Escrow.com fees · Platform engineering · Customer support per dispute.
Metrics
Listings active · Match rate · Transaction velocity.
Unfair
TBD.
What happened next
Marketplace chicken-and-egg killed this one. Without the seller side, the buyer side had nothing to come for. NO-GO after a 60-day channel test. The blank Unfair Advantage box was honest — and prophetic.
Example 3
Legal document automation for solo lawyers
Problem
Solo lawyers spend 10+ hrs/wk on routine drafts; generic AI hallucinates case names.
Customer
Solo / 2–5 partner firms doing family / employment / immigration; early adopters: tech-curious.
UVP
Drafts that don't hallucinate. Trained on your jurisdiction. 10 hours back per week.
Solution
Jurisdiction-trained drafting · Citation checker · Retainer/billing template library.
Channels
State bar association directories · 2 niche newsletters · LinkedIn outreach.
Revenue
$99/mo solo · $299/mo firm · LTV $2,400 · 85% gross margin.
Costs
API + fine-tune costs · Founder full-time · CAC est. $120 via bar associations.
Metrics
Drafts per user/wk · Retention by month · Hours saved (self-reported).
Unfair
Founder is a former solo lawyer; specific jurisdiction expertise.
What happened next
Strong canvas, strong founder–market fit. 4 prospects committed to $99 deposits before launch. Shipped within 8 weeks; 16 customers within 90 days.
Example 4
Habit tracker → sleep coaching for shift workers (pivoted)
Problem
V1: building habits is hard. V2: shift workers can't stay rested; employers pay for absenteeism.
Customer
V1: anyone with goals (too broad). V2: nurses + factory workers in regulated industries.
UVP
V1: "build habits with friends." V2: "fewer sick days. Cleaner shift handovers."
Solution
V1: streaks + social. V2: chronotype-aware schedule planner + employer dashboard.
Channels
V1: App Store SEO. V2: HR tech conferences + nursing union partnerships.
Revenue
V1: $4.99/mo (poor conversion). V2: $12/employee/mo via employer.
Costs
V2: longer sales cycle but predictable contract values.
Metrics
V2: enrolled employees · sick-day reduction · contract renewal.
Unfair
V2: chronotype IP from sleep researcher co-founder.
What happened next
V1 canvas scored low — no existing spend, no clear acquisition. V2 customer + channel pivot rebuilt the canvas around employers paying for absenteeism reduction. Re-validation scored 22/27.
Patterns across examples
The two GOs share founder–market fit. The CPA had been a CPA; the legal-AI founder had been a solo lawyer. Their Unfair Advantage box wrote itself — it wasn't aspirational, it was earned.
The NO-GO showed up in the Unfair Advantage box. The marketplace founder wrote "TBD" — and 60 days of channel tests confirmed there was nothing to defend. A blank Unfair Advantage isn't fatal in v1, but if it's still blank by v3 the business is built on rented land.
The pivot was a customer + channel pivot, not a problem pivot. The habit-tracker founder kept the underlying insight (people struggle to sustain healthy routines) but moved the customer from individuals to employers and the channel from App Store to HR tech.
Build your own in 30 minutes
GoNoGo runs a structured voice session that helps you fill in your Lean Canvas — surfacing which boxes are assumptions and which are evidence. The 17-report output maps directly back to the 9 boxes.
Free · No credit card · up to 25 reports
Frequently asked questions
Are these real companies?+
Why don't the example boxes have evidence cited?+
Can I copy these and replace the names?+
More on the Lean Canvas