Enrich and score B2B leads with Apollo, then sync tiers to Brevo and Slack

by Alfaz Mahmud Rizve ✓ · 2 views · created 2026-08-23 · Lead Generation, AI Summarization

What this workflow does

This workflow has 14 nodes and runs when an HTTP POST request hits its webhook URL. It uses only n8n's built-in nodes. It also calls api.apollo.io and api.brevo.com over HTTP.

How it runs

Trigger: When an HTTP POST request hits its webhook URL.

1. Security & Sync Guard (Code): runs custom JavaScript code
2. Is Authorized & Valid? (If): checks a condition and branches into true / false
3. Company Domain Filter (Code): runs custom JavaScript code
4. DLQ & Error Interceptor (Code): runs custom JavaScript code
5. Is Corporate B2B Domain? (If): checks a condition and branches into true / false
6. Send Slack Error Alert (HTTP Request): calls an HTTP API (POST)
7. Apollo B2B Enrichment (HTTP Request): calls api.apollo.io (POST)
8. Generic B2C Route Normalizer (Code): runs custom JavaScript code
9. ICP Lead Scorer & Normalizer (Code): runs custom JavaScript code
10. Brevo Standard List Sync (HTTP Request): calls api.brevo.com (POST)

…plus 3 more steps. See the full node list below.

HTTP calls to: api.apollo.io, api.brevo.com

Before you upgrade to n8n 3.0

Nodes used (4)

• Webhookn8n-nodes-base.webhook
• Coden8n-nodes-base.code
• Ifn8n-nodes-base.if
• HTTP Requestn8n-nodes-base.httpRequest

From the author

Quick overview This workflow receives inbound lead webhooks, validates and filters them, enriches B2B contacts with Apollo.io, scores leads for ICP fit, and syncs segmented contacts into Brevo lists, sending Slack alerts for Tier-1 leads and pipeline errors.…

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