Siena Trust Center

generated: '2026-07-21'
method: searched
probe: true
url: https://sienaai.trust.site/
certifications:
  - SOC 2 Type II
  - GDPR
  - CPRA
  - HIPAA
soc2_reports:
  - 'SOC 2 Type II 2023'
  - 'SOC 2 Type II 2024'
  - 'SOC 2 Type II 2025'
security_contact: security@siena.cx
subprocessors:
  - {name: OpenAI, category: Artificial Intelligence, region: USA}
  - {name: Slack, category: Collaboration & Productivity, region: USA}
  - {name: AWS, category: IT infrastructure, region: USA}
  - {name: Twilio, category: Telephony, region: USA}
  - {name: Anthropic, category: Development software, region: USA}
control_categories:
  - product security
  - data encryption at rest
  - network security
  - endpoint protection
  - corporate security governance
evidence:
  - source: https://sienaai.trust.site/
    keywords: [soc 2, gdpr, cpra, hipaa, trust center, subprocessors]
  - source: https://www.siena.cx/blog/soc-2-certification
    keywords: [soc-2 certification]
  - source: https://www.siena.cx/blog/siena-ai-is-now-hipaa-compliant
    keywords: [hipaa compliant]