Software firm Canva valued at $15 billion after raising $71 million

Australian software firm Canva on Tuesday said the companys valuation had more than doubled to $15 billion following an investment of $71 million.Sydney-based Canva, launched in 2013, offers an online design and publishing tool with templates for presentations, social media graphics and posters, among others.Canva, which has more than 55 million monthly active users, said it achieved a 130% year-over-year rise in annual revenue, while remaining profitable.Canva, which in June last year had said it was valued at $6 billion, counts American Airlines, Intel and PayPal among its customers, according to the company website.