Sustainability programme managers and CIOs at mid-to-large companies who need to select, configure, and implement a carbon accounting software platform — from vendors such as Workiva, Persefoni, Watershed, Plan A, or Salesforce Net Zero Cloud — that can handle multi-subsidiary GHG inventories, integrate with ERP and utility billing systems, and produce audit-ready outputs aligned with GHG Protocol and CSRD ESRS E1 disclosure requirements.