
d.light
d.light manufactures and sells solar lanterns and home systems via pay-as-you-go financing in Africa and Asia. Its commercial model contrasts with SunFarmer’s non-profit clinic focus, yet it serves many of the same unelectrified regions. Strengths include product durability data and massive distribution reach; it is less suited for institutional health-facility installations that require custom engineering and long-term maintenance contracts.
Free