Why We're Not a Charity (It Matters)

The practical difference between a purpose foundation and a charity is structural, not moral. GreenSweep is becoming a Malta Purpose Foundation under

(Articles 26–32) because the statute binds 70% of commercial revenue to verified environmental projects for the lifetime of the entity — a mission lock that no founder, trustee, or future board can reverse.

The question people ask us most often is whether we’re a charity. We’re not. The more useful question is whether you can trace a euro from the moment it’s generated to the moment it reaches a mangrove planting crew in Cebu. You can.

The Charitable Impulse — and Its Trust Problem

That distinction tends to make people uncomfortable, so let’s address the discomfort first. The charitable impulse is not a trivial thing. Volunteers filling sandbags during monsoon season in the Philippines are not motivated by tax relief. The

. The Nature Conservancy has protected over 119 million acres. According to the UN Environment Programme (2023), global climate finance reached $1.3 trillion in 2021–2022, yet the adaptation funding gap for developing nations remains $194–$366 billion per year. Countless smaller organisations have turned shoestring budgets into measurable change. The instinct to channel resources toward environmental repair is among the better impulses our species has produced. Full stop.

But there is also a trust problem in environmental funding, and it has numbers attached to it. Watchdogs like

and GiveWell exist for a reason — donors need assurance that their contributions are not evaporating into overhead or landing in the wrong accounts. According to the Charities Aid Foundation (2024), public trust in charities in the UK has declined steadily, with only 54% of people expressing a high level of trust. That scepticism is not cynicism. It’s arithmetic. As

has argued at length, when the trust mechanism degrades, people give less. When they give less, reforestation in degraded watersheds, coastal protection in vulnerable regions, and agricultural transition support in developing economies simply don’t happen. The money was never there. The forest was never planted.

The structural problem is not corruption. It is something more fundamental. The charity model asks you to trust the organisation — its management, its reporting, its alignment of intention with outcome. For many organisations, that trust is warranted. For some, it erodes. For all of them, it is fragile. As Ibn Khaldun observed about dynasties and institutions six centuries ago, the vigour of the founding generation is always at risk from the complacency of the third. Structures outlast virtue. We’d rather trust the structure — which is why what happens to a vote on GreenSweep is written into our statute, not our goodwill. You can read the mechanics in What Happens When You Vote.

What a Purpose Foundation Actually Is

GreenSweep is in the process of becoming a Malta Purpose Foundation. That is not a marketing category. It is a legal status, codified in

(Articles 26–32), and it functions as a permanent institutional constraint.

Here’s what that means in practice: a Purpose Foundation cannot be privatised. Its mission — the allocation of environmental funding according to community voting — cannot be changed, even by the founders, even in perpetuity. That’s not a pledge. That’s law. If the Foundation attempted to pivot toward profitable operations or redirect capital to shareholders, the structure itself would prevent it.

You don’t need to trust our intentions. You need to trust the architecture.

The financial transparency follows from that architecture. When you vote on GreenSweep, 70% of platform revenue is committed to the projects your community chooses, routed via our CSR partners. Our operating costs are fixed — and as matched funding and corporate sustainability partnerships grow, overall impact efficiency rises from 70% to 85% and beyond 95%, because every additional euro flows entirely to projects. We publish these numbers because we have to — the Malta Business Registry requires annual reporting of all allocations. No creative accounting. No fuzzy overhead categories. No discretionary funds redirected at year-end. A ratchet clause ensures the project share only goes up. You can read it on the Transparency page.

Structural honesty is not the same as performative goodness. We are not trying to be liked. We are trying to be trustworthy, which is harder and less photogenic.

Architecture Over Goodwill

The environmental funding gap is real and staggering. The

to meet Paris Agreement targets. That is not a goal. It is a bare minimum. And the gap will not be closed by traditional charities — not because they don’t try, but because the capital simply does not exist within donation-driven models. The mechanism is too fragile for the scale of the problem.

According to the IPCC (2023), limiting warming to 1.5°C requires annual investment in mitigation and adaptation three to six times current levels by 2030. Closing that gap requires structures that generate their own revenue, enforce their own accountability, and don’t depend on anyone’s generosity surviving until next quarter. It requires transparency that isn’t aspirational but mandatory. It requires, in short, architecture rather than goodwill. You can see the portfolio that architecture funds on the Projects page.

That’s why GreenSweep exists as a Purpose Foundation. Not because charities are bad. Because the problem we’re solving is bigger than charity can reach.

For more on how the structure works in practice, see How It Works and Transparency. To understand what happens when you actually cast a vote, read What Happens When You Vote.

Byron FullerCo-Founder

Byron leads GreenSweep’s go-to-market strategy and technology. His Harvard study of cooperation and game theory shaped the platform’s voting model. Most recently he built a 100+ person APAC team deploying IoT technologies for clients including the Hong Kong MTR.

Dartmouth, UPenn, Harvard, Saïd Business School (Oxford)

Reviewed 15 April 2026