Kalo is a freelancer collaboration platform. Managers in publishing, fashion, content marketing and video production simplify working with freelancers by using Kalo's app to store profiles, assign work, track invoices and make payments. And its free. Founded in London in 2014, Kalo headquarters are in San Francisco. Investors include PayPal co-founders Peter Thiel through Valar Ventures and Max Levchin through SciFi VC, Goldcrest Capital, and Kindred Capital.