Funding Torch Systems Raised $11.5M for Sensors That Watch the Solar Farm After the Contractor Leaves $9.5M of equity from Khosla Ventures, Abstract, Construct Capital and Starship Ventures, plus $2M of venture debt, announced 6 October. The product is a solar-powered sensor box that installs in minutes with no power or network run — which is why it keeps turning up in the owner's spec rather than the builder's. Hugo Pegley · Oct 13, 2026