The four stages, in the order they actually arrive
Most founder confusion comes from treating accounting as one purchase. It is four, and they stack. You do not replace the previous layer when you add the next one, you build on it. For a business up to around 20 staff, the finance function does not need a big team, it needs agility: typically a Finance Manager or hands-on Financial Controller supported by a bookkeeper or an outsourced accounting firm.[1]
| Stage | What you buy, and the signal to move on | |
|---|---|---|
| 1. Records | Accounting software plus a bookkeeper | Clean, current books and a working chart of accounts. Move on when you are making decisions off numbers you do not fully trust. |
| 2. Compliance | An external accountant or tax agent | BAS, tax, statutory accounts and structure advice. Move on when you need a forward view rather than a backward one. |
| 3. Judgement | A fractional or virtual CFO | Runway, the raise model, board reporting. Move on when finance becomes a bottleneck on hiring, board reporting or capital planning. |
| 4. Ownership | A first finance hire, in house | A Head of Finance or Financial Controller who owns the function. Usually past 10 to 20 heads, or when the bookkeeper and accountant setup breaks. |
What actually matters early: cash, runway, readiness
For a startup up to around 20 staff, the finance priorities are cash runway, burn rate, fundraising readiness and systems.[2] Not margin analysis, not a beautiful chart of accounts. If you can answer how much cash you have, how fast it is going, and what happens if the next raise slips by three months, you are ahead of most founders at your stage.
Get the systems right early, because they compound. Where finance functions have a twelve-day month-end close, it is usually because of manual data pulls from three different systems, reconciliation in Excel and reformatting for board reports.[3] Every one of those problems is cheap to avoid at ten staff and expensive to unwind at fifty.
When a fractional CFO is the right answer
Between the external accountant and the first hire, most founders need judgement rather than headcount. That is what fractional finance is for. For most seed-stage founders it costs $1,000 to $3,000 a month for five to ten hours a month, scaling to $5,000 to $10,000 a month for five to ten hours a week in a hyper-growth or operationally complex business.[4] It buys 18 to 24 months of proper financial visibility before a full-timer is needed.[5]
The trap is staying on it too long. It shows up at Series A, when the finance function becomes the bottleneck on hiring, board reporting and capital planning.[6] Complexity, not revenue, sets the timing: a single-product SaaS business might not need a first finance hire until Series B and can rely on a fractional CFO for a long time, while a complex deep tech business like robotics needs a finance professional sooner.[7]
If you are pricing a fractional or part-time arrangement, the current Australian cost tiers are set out here.
Using AI without creating a problem
AI is genuinely useful at this stage, and there is one rule. It produces a first draft, not a final answer. A qualified person must check every number and sign off anything that reaches a board, investor, auditor, client or regulator, so accountability stays human.[8] That is not conservatism, it is what keeps the tool usable.
Done properly it works. An Australian scale-up controller refreshes their board pack every Monday with a single instruction, then checks revenue, cash and ARR against Xero and adds commentary, which removes the need to rebuild the pack manually.[9] Note the order: automate the assembly, keep the judgement.
The first finance hire, and why founders get it wrong
The first internal finance hire tends to catch founders off guard, and not for the obvious reasons.[10] The problem is rarely finding a competent accountant. It is that founders price the role against current complexity rather than the complexity anticipated in twelve months, and then re-hire because the first person could not scale.[11]
The numbers make it concrete. A first finance hire at $120k to $140k gets you a senior accountant with a controller title who will execute the work well, but you will still be leading the finance function yourself.[12] Around $180k you can find an excellent first finance hire capable of significantly advancing the business.[13] A Head of Finance mandate typically becomes right when a business scales past 10 to 20 heads, three to six months after a Seed round closes, or when the existing bookkeeper and accountant setup breaks.[14]
If you want the full picture of what the finance team should look like at each stage, the structure guide is here.
Common questions
What accounting does a startup founder actually need first?
Accurate records and clean compliance, in that order: accounting software with a bookkeeper, then an external accountant for BAS, tax and statutory accounts. Beyond that, the early priorities are cash runway, burn rate, fundraising readiness and systems, rather than sophisticated margin analysis. For a business up to around 20 staff the finance function does not need a big team, it needs agility, typically a Finance Manager or hands-on Financial Controller supported by a bookkeeper or an outsourced accounting firm.
When should a founder move from an accountant to a fractional CFO?
When you need a forward view rather than a backward one: runway modelling, the raise model, investor and board reporting. For most seed-stage founders the arrangement costs $1,000 to $3,000 a month for five to ten hours a month, scaling to $5,000 to $10,000 a month for five to ten hours a week in a hyper-growth or operationally complex business. It typically buys 18 to 24 months of proper financial visibility before a full-timer is needed.
When is it time for the first in-house finance hire?
A first Head of Finance mandate is typically right when a business scales past 10 to 20 heads, three to six months after a Seed round closes, or when the existing bookkeeper and accountant setup breaks. Complexity drives it more than revenue: a single-product SaaS business might not need it until Series B, while a complex deep tech business such as robotics needs a finance professional sooner. The signal to watch for is finance becoming the bottleneck on hiring, board reporting or capital planning.
Can AI replace an accountant for a small business?
No, but it changes the work. The rule is that AI produces a first draft, not a final answer: a qualified person must check every number and sign off anything reaching a board, investor, auditor, client or regulator, so accountability stays human. Used properly it is genuinely useful. One Australian scale-up controller refreshes their board pack every Monday with a single instruction, then checks revenue, cash and ARR against Xero and adds commentary. Automate the assembly, keep the judgement.
References
- Tom Hunter on early-scale startups up to circa 20 staff: the finance team does not need a big team but agility, often led by a Finance Manager or hands-on Financial Controller, supported by a bookkeeper or outsourced accounting firm.
- Tom Hunter on startup finance priorities up to circa 20 staff: cash runway, burn rate, fundraising readiness and systems.
- Tom Hunter on slow closes: a 12-day month-end close is often due to manual data pulls from three different systems, reconciliation in Excel and reformatting for board reports.
- Tom Hunter on typical fractional finance costs in Australia: $1-3k per month for 5-10 hours per month at seed stage, scaling to $5-10k per month for 5-10 hours per week for hyper-growth or operationally complex businesses.
- Tom Hunter on the fractional window: fractional finance can provide 18-24 months of proper financial visibility before a full-timer is needed.
- Tom Hunter on the fractional trap: staying with it too long, particularly when a Series A business finds its finance function is a bottleneck on hiring, board reporting and capital planning.
- Tom Hunter on complexity driving timing: a single-product SaaS business might not need a first finance hire until Series B and can rely on a fractional CFO for a long time, while complex deep tech businesses such as robotics need a finance professional sooner.
- Tom Hunter's one rule for AI in finance: it produces a first draft, not a final answer, and a qualified person must check every number and sign off anything that reaches a board, investor, auditor, client or regulator.
- Australian example cited by Tom Hunter: a scale-up controller uses AI to refresh their board pack every Monday with a single instruction, then checks revenue, cash and ARR against Xero and adds commentary, eliminating the need to rebuild the pack manually.
- Tom Hunter on the first internal finance hire: it tends to catch founders off guard, and not for the obvious reasons.
- Tom Hunter on under-hiring: many founders price the first finance role against current complexity rather than the complexity anticipated in 12 months, which often leads to re-hiring because the initial hire could not scale.
- Tom Hunter on the Australian first finance hire: a $120k-$140k salary band typically indicates hiring a senior accountant with a controller title who will execute work well, but the founder will still lead the finance function.
- Tom Hunter on the first finance hire: around $180k, a founder can find an excellent first finance hire capable of significantly advancing the business.
- Story Recruitment: a first Head of Finance mandate is typically engaged when a business scales past 10 to 20 heads, 3 to 6 months after a Seed round closes, or when an existing bookkeeper or accountant setup breaks.