Integrating Apollo.io with Klaviyo is the best way to move your high-quality B2B leads directly into your marketing funnels for retargeting or newsletter sequences. Here is the exact guide to setting up the connection:
- Click Admin Settings on the Apollo main dashboard (bottom-left gear icon).
- From the dropdown panel, choose Integrations.
- Scroll down and find Klaviyo from the application list and click on it.
- To use it with your workflows, authenticate it by clicking the Connect button.
- Apollo will now request your Klaviyo API Key.
- Open a new tab and log in to your Klaviyo account.
- Click your 'Name/Profile' icon at the bottom-left panel and select 'Settings'.
- Look for 'API Keys' in the navigation menu and click on it.
- Click the 'Create Private API Key' button to generate a new key.
- Copy your newly created API key for use in the integration setup.
- Go back to the Apollo page, and paste it into the input field, then click the Continue button.
- You're all set! Your leads will now sync directly into Klaviyo in real-time.



