Ambient Photonics has raised a $31 million Series A financing, led by Amazon via its Climate Pledge Fund and Ecosystem Integrity Fund (EIF), with Tony Fadell's Future Shape and I Squared Capital participating.

Ambient Photonics was founded in 2019 in California to bring low light energy harvesting technology to mass scale. Ambient's technology was originally developed at the Warner Babcock Institute for Green Chemistry and funded since inception by Cthulhu Ventures LLC. The company's low light solar PV cells deliver ground-breaking power density from a broader spectrum of ambient light, inspiring a new era in connected device form and function. Ambient works with leading global smart home and IoT device manufacturers on embedded solar cells to deliver superior design possibilities, performance, sustainability and consumer convenience.