Trailhead Biosystems Raises $6.6 Million in Series A Financing Therapeutic cell pioneer Trailhead Biosystems raises Series A funding for development of specialized human cells Financing will expand the company's High Dimensional Design of Experiments platform (HD-DoE), support the generation of multiple specialized human cells with therapeutic properties and their pilot scale manufacturing CLEVELAND, November 10, 2020-- Trailhead Biosystems Inc. (www.trailbio.com) - a biotechnology company pioneering the application of machine-enabled science towards understanding and controlling biology - announced its $6.6 million Series A financing.