lemlist just crossed $34M ARR.

Here's every tool in their outbound tech stack that got them there ⬇️

Their core platform:

- lemlist: All-in-one prospecting (cold email, calling, LinkedIn + voicemails)
- lemwarm: Email deliverability and warmup
- lemcal: Meeting scheduling

Data sourcing:

- People Data Labs, Prospeo, Apollo for B2B contact data
- BuiltWith for technology data
- Crunchbase for funding intel

Intent signals:

- LoneScale: Job openings, changes, new hires
- Snitcher: Website visitor identification
- G2: SaaS buyer intent

Advanced use cases:

- Clay & n8n for complex data sourcing and AI agentic research
- Data enrichment waterfall with best email finders

AI & automation:

- OpenAI (ChatGPT), Claude, Mistral AI models
- Dust for AI agent building

Operations:

- HubSpot as CRM
- Hyperline for contracts and invoicing
- Claap for meeting recordings
- Default for lead routing

The recipe:
Unified platform + quality data + AI = $34M

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