Companies / buildwithporter.com / Subprocessors
Porter provides an outsourced finance team and accounting software that handles bookkeeping, receivables, payables, payroll, taxes, and FP&A. It serves VC-backed startups, SMBs, and businesses in proptech, healthtech, professional services, and home services.
Summarized from its homepage on 8 Nov 2026.
New York, NY, US
Subprocessors of buildwithporter.com
buildwithporter.com declares 15 subprocessors, including AI providers Anthropic, OpenAI.
| Subprocessor | Purpose |
|---|---|
| Large language model inference for selected AI-powered workflows | |
| Helcim | Payment processing and transaction ingestion |
| Customer-authorized accounting data synchronization via Intuit's official API | |
| User authentication, sign-in, and single sign-on | |
| Langfuse / Helicone | LLM observability where enabled; prompt content is masked or minimized under Porter's security policy |
| Marketing-site behavior analytics when enabled for the public website | |
| Large language model inference, document extraction, parsing, embeddings, and assistant features | |
| Bank account and transaction data ingestion | |
| Product analytics and session telemetry | |
| Transactional and service-related email delivery |
5 more subprocessors
See the full list with purpose, location and first seen date.
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- 100 API calls a month, plus MCP and the Chrome extension
- Work email only. No card, no sales call