Plero
Model your numbers

See what permanence could become.

Move the levers below to model how a small, set-aside share of ordinary giving grows into a permanent fund — and what it returns to the mission each year.

Annual & one-time gifts$2.0M
$100K$20M
Donors giving to the endowment$25K/mo
250 donors · $100/mo average
Set aside to the permanent fund10%
2%25%
Growth pace
Horizon25 yrs
5 yrs50 yrs
Projected fund balance · year 25
$0
Built from set-aside gifts, compounding over time.
Year 1Year 13Year 25
From donors · direct to the endowment$0/yr
Set aside from annual giving$0/yr
Annual support to the mission$0
Total set aside over the horizon$0
Growth multiple
Annual draw rate4.0%
Illustrative model · not a guarantee of return
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A thirty-minute session — we'll model your permanence flow against your actual giving.

This tool is educational and illustrative. Figures are hypothetical, assume reinvestment, and are not guarantees of any outcome. All investing involves risk, including possible loss of principal. This is not investment, legal, or tax advice.