Legal Disclosures & Disclaimers

Forward-Looking Statements:

• Based on expectations and assumptions as of October 2025.

• Key assumptions and risk factors listed.

• No obligation to update forward-looking statements except as required by law.

Investment Risk Disclosures:

• High-risk, illiquid investment suitable for investors who can lose entire investment.

• No guarantee of returns; dilution risk; long holding periods.

Regulatory Compliance Statements:

• MiCA compliance design and legal opinions noted; regulatory interpretations may evolve.

• This whitepaper is not an offer to sell securities.

Intellectual Property:

• 6 patent applications pending; may not result in granted patents.

• "Cathedral DHO" trademarks reserved.

Third-Party Information:

• Market data from Gartner, IDC, European Commission, public filings; not independently verified.

Contact Information: Cathedral srls Corporate Address: Brescia, Lombardy, Italy Investment Inquiries: [email protected] Website: cathedral.technology Partnerships: [email protected] Media: [email protected]

© 2025 Cathedral srls All Rights Reserved. Document Version: 3.0 - Customer Engagement Platform Edition Publication Date: October 10, 2025 Classification: Confidential - Seed Stage Investors Only

This whitepaper is confidential and proprietary. Distribution is restricted to qualified investors and professional advisors under appropriate non-disclosure agreements.