R-Zero, a global leader in healthy buildings and green buildings, today announced it has closed a $105 million Series C to continue scaling the adoption of its UV-C technology to address a growing health crisis: disinfecting the indoor air we breathe.

Investors include BMO Financial Group, Qualcomm Ventures, and Upfront Ventures, and existing investors DBL Partners, World Innovation Lab, Mayo Clinic, Bedrock Capital, SOSV, and John Doerr.

R-Zero is a healthy buildings and green buildings company dedicated to making our shared indoor spaces safer and more efficient, sustainable, and productive. R-Zero combines the power of UV-C light, IoT-connected hardware and sensors, and AI to enable organizations to create safe shared environments for our education, healthcare, corporate, and public sector communities to thrive. R-Zero's system of connected biosafety technology protects millions of people and provides automation, greater visibility, and smarter risk reduction to bring people together safely.