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ReBillion Sub-Processor List 2026: Compliance Vendor Stack

ReBillion’s sub-processor list 2026: Twilio, AWS, OpenAI, Anthropic, Stripe. GDPR Art. 28 disclosure, 30-day change notice, customer DPA pass-through.

Quick answer. rebillion sub in 2026: ReBillion’s sub-processor list for 2026: the third-party vendors processing customer data on our behalf. This guide covers Why This Matters, Active Sub-Processors, Frequently Asked Questions.

ReBillion’s sub-processor list for 2026: the third-party vendors processing customer data on our behalf. Twilio (voice/SMS, TCPA-compliant), AWS (hosting), OpenAI (selected non-PII processing under DPA), Anthropic, Stripe (billing), and the legal basis under GDPR Art. 28 and US state laws.

Why This Matters

GDPR Art. 28 and most state privacy laws require disclosure of sub-processors. Brokerages need this list for their own DPA records and compliance audits. ReBillion publishes the list and notifies customers before adding new sub-processors.

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Active Sub-Processors

Twilio Inc (voice/SMS, US), AWS (hosting/storage, US), OpenAI (selected non-PII processing under enterprise DPA), Anthropic (selected non-PII processing under DPA), Stripe (billing data), Plaid (banking verification where applicable), Postmark (transactional email).

Frequently Asked Questions

What is a sub-processor?

A third-party vendor that processes customer data on behalf of ReBillion under a Data Processing Agreement. Examples: Twilio for voice, AWS for hosting.

Why does the sub-processor list matter to brokerages?

GDPR Art. 28 and state privacy laws (CCPA, VCDPA, others) require disclosure. Brokerages need the list for their own DPA records and to respond to data subject requests.

Does ReBillion notify before adding a sub-processor?

Yes. Customers receive 30 days notice before any new sub-processor begins processing. Existing customers have the right to object.

Where is data processed?

Primary processing in the US. Some sub-processors process in other regions; the location is disclosed per vendor.

How does ReBillion handle TCPA compliance with Twilio?

Twilio is used as the voice/SMS infrastructure. TCPA consent is captured at file open by the brokerage and respected across all outbound calls. Opt-outs are honored immediately and persist across files.

Related reading: TCPA compliance, Security stack, Best TC software 2026.

Vikas Malpani

Written by Vikas Malpani

Vikas Malpani is the CEO and Co-Founder of ReBillion and a CAR-Certified Transaction Coordinator. A serial real estate technology entrepreneur with 15+ years across technology and real estate operations, he was named to MIT Technology Review's TR35 list of young innovators. At ReBillion he leads the AI systems that deliver compliant, accurate transaction coordination for brokerages and agents across all 50 US states. Connect with Vikas on LinkedIn: https://www.linkedin.com/in/vikasmalpani/

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