FGS Global represents Boston-based Klaviyo, marketing automation and data platform, that plans to go public in an IPO valued at up to $6.8B, according to Reuters.

It plans to offer 19.2M shares pegged in the $25 to $27 per share range. The shares will trade on the New York Stock Exchange.

Founded in 2012 by Andrew Bialecki and Ed Hallen, Klaviyo stores and analyzes data for e-commerce companies to help them send personalized marketing pitches to targeted customers.

Klaviyo reported a 54.3 percent rise in first-half revenues to $321M and a $15M profit vs. a $25M year-ago loss.

Spotify is among investors in Klaviyo. BlackRock and AllianceBernstein plan to buy up to $100M of stock in the IPO.

FGS Global has Chris Kittredge, Julie Rudnick and Catherine Livingston on the Klaviyo account.