For verified B2B partners in the Antwerp chemical cluster — 1,400+ companies generating by-products that are valuable raw materials for their neighbours. Voor geverifieerde B2B-partners in de chemische cluster van Antwerpen — 1.400+ bedrijven die bijproducten genereren die waardevolle grondstoffen zijn voor hun buren.
Covexio is not a classifieds board. It is secure B2B workflow infrastructure — KYB-verified companies, end-to-end encrypted documents, NDA workflows, audit logs, and CSRD compliance automation. Trust is the product. Covexio is geen advertentiebord. Het is een veilige B2B-workflowinfrastructuur — KYB-geverifieerde bedrijven, end-to-end gecodeerde documenten, NDA-workflows, auditlogs en CSRD-nalevingsautomatisering. Vertrouwen is het product.
Digital material card: composition, hazard class, volume, SDS document, QR code. Private fields revealed after NDA only.
Only VAT-registered verified companies access material data. E2EE encryption — zero-knowledge server architecture.
SQL-based scoring: category compatibility, volume fit, hazard class, and distance. AI-assisted matching in v2.
In-app NDA e-signing (eIDAS AES), Signal Protocol encrypted chat, deal status pipeline, PDF contract generation.
Real-time CO₂ saved, tonnes exchanged, disposal cost avoided. One-click CSRD-ready report + MATIS CSV export.
All verified partners on interactive port map. Anonymised material flow heatmap for the cluster. Built with OpenStreetMap.
VAT number check via Belgian BCE/KBO cross-reference. Manual admin approval. Account freezing during recovery.
Password → Argon2id → Master Key (memory only) → HKDF per context. Files: Envelope E2EE (DEK + ECDH). Chat: Signal Protocol with forward secrecy.
Mandatory TOTP. Recovery Key generated once and stored offline. Admin escrow recovery via AWS KMS enforces a strict 7-day cooling period with video verification.
Secure incident logging with E2EE attachments. Deactivation hides listings. Deletion cryptographically shreds E2EE DEK rows, rendering data permanently unreadable.
Owner-only action to generate a secure export ZIP containing all plaintext company parameters, materials, and ESG logs in JSON, alongside raw encrypted blobs.
EU Corporate Sustainability Reporting Directive — mandatory 2025. One-click PDF report generation with CO₂ impact per deal.
OVAM mandatory waste reporting (Jan 2024). JSON/CSV export compatible with MATIS format. Auto-generated from verified deal data.
Waste vs Secondary Resource determination. Class I/II mandatory compliance checkbox. Liability transfer via ToS clause.
Data residency in EU Frankfurt. Erasure = delete DEK rows — ciphertext becomes permanently inaccessible. 7-year audit retention.
Hardcoded Flutter Web, deploy to covexio.app, outreach starts, imec.istart submission.
Waste Passport, SDS upload, search, filters, QR codes, VLAREMA compliance, cluster map.
E2EE files, NDA e-sign (DocuSeal), Signal Protocol chat, TOTP MFA, deal pipeline, Recovery Key flow.
ESG dashboard, CSRD export, MATIS export, admin panel, 5-company pilot, legal audit trail.
The Port of Antwerp runs industrial symbiosis matching manually through annual workshops. Covexio digitalises this — and the anchor partner is already in the cluster. De Port of Antwerp voert industriële symbiose-matching handmatig uit via jaarlijkse workshops. Covexio digitaliseert dit — en de ankerpartner bevindt zich al in de cluster.