LOS ANGELES--(BUSINESS WIRE)--Signal Automotive, a technology-enabled wholesale automotive platform, today announced a $20MM investment led by Kayne Partners Fund, the growth private equity group of Kayne Anderson Capital Advisors, L.P. The Signal platform is a unique combination of proprietary software and managed services that optimize the buying, selling and inventory allocation processes for licensed dealers throughout Canada and the United States. Selling dealerships receive near real-time.