AMENDMENT ONE TO THE HARBORVIEW SERVICES AGREEMENT Fictional evaluation document. Not a real contract. Effective date: 15 June 2026 This Amendment One modifies the Harborview Services Agreement effective 1 March 2026 between Harborview Analytics Ltd. and Northwind Systems LLC. 1. PAYMENT PERIOD Section 2 is amended so that Customer must pay each undisputed invoice within thirty (30) calendar days after receiving it. The ten-business-day invoice dispute period remains unchanged. 2. SECURITY INCIDENT NOTICE Section 4 is replaced. Supplier must give Customer an initial written notice of a suspected or confirmed security incident affecting Customer Data within forty-eight (48) hours after discovery. Supplier must provide material updates as the investigation develops. 3. DATA EXPORT WINDOW The first sentence governing post-termination export in Section 5 is amended. Supplier will make Customer Data available for export for sixty (60) days after termination. The requirement to delete the remaining production copy within thirty (30) days after that export window remains unchanged, subject to legally required retention. 4. TERMINATION FOR CONVENIENCE Section 7 is amended so that either party may terminate for convenience after the initial term by giving at least sixty (60) calendar days' written notice. 5. UNCHANGED TERMS The service-level commitment, limitation of liability, cure period for material breach, and all other provisions not expressly modified by this Amendment remain in full force. If this Amendment conflicts with the Agreement, this Amendment controls to the extent of the conflict. Signed for evaluation purposes only.