Investors included private equity firm Bridgepoint, French national investment bank Bpifrance and Blackrock, according to the company.
In its previous round in 2017 Sendinblue raised $35 million. It declined to share its valuation.
The coronavirus pandemic has forced many small businesses that had shunned e-commerce to move online, bringing a big bump in the business said Sendinblue founder Armand Thiberge.
Sendinblue helps businesses with marketing through email and text messaging, and offers chat marketing and some other sales tools.