DESIGN ARCHIVE · Original synthetic examples
Planning calculator

Startup funding calculator

What opening payments and cash reserve does your plan need?

Your inputs

Loaded values are synthetic
USD
USD

Comma-separated USD; negative means cash leaves the business. Use project cash flow before financing and owner withdrawals. Include operating timing, working-capital changes, relevant taxes and later capital spending on a consistent basis. Maximum 120 months.

Computed from your inputs

Capital to arrange

Complete the inputs to see the result.

Reserve = cash floor + max(0, −minimum cumulative cash flow). Capital = opening payments + reserve.

Read the result within its limits

The reserve covers only the months you enter. There is no assumed terminal recovery, lending or extra buffer. Opening payments must exclude this separately calculated reserve.

This is a project funding requirement before financing and owner withdrawals. Include or exclude income tax consistently and state that choice. The loaded example excludes income tax and assumes no change in working capital; those are explicit simplifications.

Read the startup budget checklist →

See the whole financial chain.

Use the restaurant worked example to connect opening capital, revenue, costs and cash. All its financial values are synthetic.

Explore the complete example →Read the definitions →
Financial information disclaimer

Published research and calculations support business planning and education. They are not personalized financial, investment, tax or legal advice, and they do not guarantee costs, revenue, profit or financing. Estimates depend on the stated format, location, source periods and assumptions. Check the requirements and commitments that apply to your circumstances.

Research not prepared

Research is not available yet.

Missing research is not a negative assessment. No local cost, score or rank is assigned.