Certus Ledger Plc — building signing infrastructure for verified digital execution.
Certus Ledger
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Company

About Certus Ledger Plc.

Certus Ledger Plc is the holding company behind SignumEra and Prodicium, products and projects built on the Certus Ledger Signing Spine.

Mission

Certus Ledger Plc is focused on building signing infrastructure for verified digital execution: identity-aware workflows, policy-controlled rooms, document integrity, finalization, and evidence-first records.

Portfolio

The company’s product portfolio includes SignumEra and Prodicium. Both are positioned around a shared technical foundation called the Certus Ledger Signing Spine.