National Grid Partners joined existing investors Cambridge Innovation Capital and IQ Capital in backing the sound recognition specialist.
"Our Series A round in 2017 raised $5.5m. Since then we’ve doubled the size of the company, licensed our technology to leading players and seen their products make a significant impact on the smart home market,"
The Series B round was led by Accel with participation from Partech, Salesforce Ventures, 24Haymarket and IQ Capital.
"The world is increasingly aware of the importance of protecting private information and privacy engineering is becoming intrinsic to the way organizations manage and share data."
The Manchester based retail delivery platform has raised £15m from Praetura Ventures and NVM Private Equity to scale its product roadmap and expand its workforce.
Salic led the £7m funding round, valuing the British agritech company at £30m.
"As a machine learning business, our technology thrives on having more data to work with. Gaining access to Salic's portfolio gives us an unprecedented opportunity to hone our capabilities even further."