Push search alerts and Scout findings into your Slack channel of choice, and ask Scout anything without leaving Slack.

Connect your teams's Google accounts to have everyone your team has emailed or met with mapped onto the complete startup database.

Connect your teams's Outlook accounts to have everyone your team has emailed or met with mapped onto the complete startup database.

Bring your Attio lists and fields into Harmonic, research your pipeline with Scout, and add companies to Attio with one click.

Connect your Affinity to instantly view list membership, owner, and status. Push interesting company results from Harmonic directly into Affinity.
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Add your (and your team's) LinkedIn connections and subscribe to alerts as we detect changes in your network's experience. Use your connections within searches and company profiles to find the best path in.

Sync Harmonic data to and from 75+ platforms with no code via Polytomic.

View the full list of supported platforms.

Connect Harmonic data to 7000+ apps via Zapier.

View the full list of supported apps.

Connect Harmonic data to AI assistants like Claude and ChatGPT via Model Context Protocol (MCP). Access live company, people, and investor data directly from any MCP-compatible client.