Startup Squelch announced that it's raised $12 million in funding for its eponymous cloud-based, AI-driven customer service platform. : Redwood City, California-based customer experience platform provider Squelch today announced that it’s raised an additional $12 million in funding led by Shasta Ventures, with participation from existing investor Correlation Ventures and new investor Tenaya Capital. It’s an extension of the $8 million series A it completed in May 2018, and brings its total raised to $20 million, according to Crunchbase.