The one question we're always asked "How does Zellar fit with our enterprise ESG platform?" It's the question that comes up in almost every conversation we have with corporate sustainability and procurement leads. The honest answer is short: we don't replace it — we complete it.

Most Scope 3 programmes are built around reporting pressure. Partners are asked to complete spreadsheets, respond to questionnaires, or submit emissions data to meet procurement requirements. 

The last one might surprise you...