£840k
ARR at M12
7 subscribers
£1.2m
ARR at M15
10 subscribers
£494k
Cash floor
M15 · pre-seed runway
M15
Break-even
Net cash flow positive

ARR run rate from SaaS revenue, building from first subscribers at M9

Monthly burn steps up as team scales. Revenue offset grows from M9. Break-even at M15.

SaaS subscribers from M9 (platform launch), +1 per month reaching 15 at M20.

Monthly detail

Month Subscribers ARR Revenue Burn Net Cash
M1 £20k £56k −£36k £1,214k
M2 £41k −£41k £1,172k
M3 £10k £92k −£82k £1,091k
M4 £77k −£77k £1,014k
M5 £77k −£77k £938k
M6 £77k −£77k £861k
M7 £77k −£77k £784k
M8 £77k −£77k £708k
M9 ARR start 4 £480k £40k £108k −£68k £639k
M10 5 £600k £50k £99k −£49k £591k
M11 6 £720k £60k £99k −£39k £552k
M12 £840k ARR 7 £840k £70k £99k −£29k £523k
M13 8 £960k £80k £99k −£19k £503k
M14 9 £1,080k £90k £100k −£10k £494k
M15 Breakeven 10 £1,200k £100k £100k £0k £494k
M16 11 £1,320k £110k £100k +£10k £503k
M17 12 £1,440k £120k £101k +£19k £522k
M18 13 £1,560k £130k £101k +£29k £551k
M19 14 £1,680k £140k £102k +£38k £590k
M20 M20 15 £1,800k £150k £102k +£48k £638k

Revenue includes dev partner fees (£20k M1, £10k M3) plus SaaS at £10k/subscriber/month. Burn includes full employer on-costs (NI 13.8% + pension 4% + healthcare £65/head), variable infrastructure, AI dev tooling at £440/person/month, and equipment expensed on hire.

Headcount plan

CEO
George Unsworth
Joins M1
£169,335 total
Head of Product
Product
Joins M1
£147,255 total
Senior Developers ×2
Engineering
Joins M1 / M3
£302,344 total
DevOps + AI Engineer
Engineering
Joins M3
£248,846 total
Delivery Lead + Ops
Operations
Joins M9
£96,208 total

Full financial model — editable Excel with all assumptions, headcount detail, and 24-month base case cashflow

Download model (.xlsx)