What is a scope 3 emissions?

The indirect greenhouse gas emissions across a company's value chain, from purchased goods to product use, which are the hardest to measure because the data sits with suppliers and customers rather than the reporting company.

Who uses one?

Sustainability, finance, and compliance teams choosing software to collect ESG data and file disclosures

What does it cost?

Pricing varies. The cheapest provider in our Top 11 starts around $—/mo. See the cheapest providers ranked.

How do I pick one?

Read the full methodology for our 9.4-point scoring framework, then look at the canonical Workiva vs Watershed vs Persefoni: 11 Best ESG Reporting Software 2026. If you want a slice of the ranking by price, fit, or compliance, jump to: cheapest · highest-rated · fastest onboarding.

Source: Top 11 Workiva vs Watershed vs Persefoni: 11 Best ESG Reporting Software 2026, verified July 20, 2026.