SAN FRANCISCO, January 15, 2020-- Mobile voice company Spoke Phone today announced it has raised $US4.5 million in Series A funding, in a capital raising round led by Australian venture capital firm, Marbruck Investments, with support from New Zealand-based Icehouse Ventures and Sir Stephen Tindall’s K1W1 fund. Spoke Phone is a mobile-first business phone system that offers the same powerful features and integrations available to desktop users via their mobile phones. Globally, there are more than 5,640 business phone providers offering VoIP (Voice over Internet calling) solutions, with Spoke Phone being the only solution designed specifically for mobile.