Copper Banking, a digital banking service aimed at teens, announced today it has raised a total of $13.3 million in seed funding. PSL Ventures, an arm of Pioneer Square Labs, led a $4.3 million raise for Seattle-based Copper last year and an additional $9 million this year. Other investors in the fintech startup include Clocktower … Continue reading Copper Banking adds $9M in funding as digital banks clamor for teen customers