Grexel Systems is the market leader in Energy Certificate Registry Systems. Our solution comprises

• Easy-to-use web based user interface for issuing bodies and account holders
• Robust core, the certificate bank that facilitates the transactions and double-entry bookkeeping
• Production plant registration and management -module making use of workflows and open APIs
• Certificates issuing module which can be configured for various stages of automation
• Fine grained role-based authorisation of transactions.
• Open APIs for production device registration, account holder registration, metering data, marketplace clearing, and consumption quotas

• Read how we helped Svenska Kraftnät to implement a national support certificate trading scheme in Sweden
• Read about Grexel's registry solution for Nordic Transmission System Operators