Inbound revenue acceleration app company Chili Piper has raised $18 million in a Series A funding round.

The investment was led by Base10 Partners, with participation from Gradient Ventures, Google’s AI-focused venture fund, and Flashpoint Venture Capital.

TJ Nahigian, general partner at Base10, will join the company’s board.

Chili Piper customers include Square, Twilio, QuickBooks Intuit, Spotify, and Forrester, according to a statement by the company.