Last-mile energy distribution is where commercial capital gets nervous: small transaction sizes, dispersed customers, and repayment risk that looks nothing like a conventional infrastructure loan. Blended finance exists to absorb exactly that discomfort — the question is which instruments actually do.
We assessed four blended finance instruments — first-loss guarantees, results-based payments, concessional debt, and technical assistance facilities — against their effect on the cost and availability of follow-on commercial capital for last-mile distributors across our study countries.
First-loss guarantees produced the largest measurable shift in commercial lender terms, but only where the guarantee was structured against a specific, verifiable trigger rather than general portfolio underperformance — vague guarantees priced barely better than no guarantee at all.
Technical assistance is underpriced as a de-risking tool
The most underappreciated instrument in the set was technical assistance directed at distributor financial management capacity. Distributors that received structured TA alongside concessional capital showed materially lower default rates than those receiving capital alone — a result that has more to do with reporting discipline than with the underlying business model.
For funders designing the next generation of blended facilities, the evidence argues for pairing capital instruments with mandatory TA rather than treating the two as separable, optional line items.