Sub-Processor List
Third-party service providers used to deliver the TwinCounsel Service
Effective Date: July 14, 2026
Overview
TwinCounsel uses the following third-party service providers to deliver the Service. All sub-processors are bound by written confidentiality obligations no less protective than Section 10 of our Terms of Service and, where applicable, executed Zero Data Retention agreements (Terms §3.3).
Change notifications: We provide no less than thirty (30) days' advance written notice of any material change to this list, emailed to the address on your account (Terms §7.5). No sign-up is required.
Sub-Processors
| Provider | Parent Company | Purpose | Data Processed | Data Location | ZDR Status | Security |
|---|---|---|---|---|---|---|
| ChatGPT | OpenAI | AI inference — drafting, summarization, analysis | Per-request content only | United States | ✅ ZDR agreement executed | trust.openai.com |
| Gemini | AI inference — drafting, summarization, analysis | Per-request content only | United States | ✅ ZDR agreement executed | cloud.google.com/security | |
| Claude | Anthropic | AI inference — drafting, summarization, analysis | Per-request content only | United States | ✅ ZDR agreement executed | trust.anthropic.com |
| AWS | Amazon Web Services | Cloud hosting, storage, compute | User Content, Matter Graph, audit logs (encrypted at rest) | United States | N/A — infrastructure only | aws.amazon.com/security |
Definitions
ZDR (Zero Data Retention): The provider does not retain any input data beyond the scope of a single inference request and does not use inputs to train or improve AI models.
Requesting ZDR Agreements
To request a copy of any executed ZDR agreement for your compliance records, contact legal@twincounsel.com.
Contact Information
Email: legal@twincounsel.com
Address:
TwinCounsel, Inc.
84 W Santa Clara Street, 7th Floor
San Jose, CA 95113