The back office auditing software developer, which counts MasterCard and Bloomberg as investors, secured $13m in a Redpoint-led round.

AppZen, a US-based back office automation technology developer backed by payment services provider MasterCard and media company Bloomberg, closed its $13m series A round on Wednesday.

Redpoint Ventures led the round, which included fellow venture capital firm Resolute Ventures. It increased AppZen’s total funding to more than $17.5m since the company was founded in 2012.

AppZen has developed an artificial intelligence-powered platform that audits expense reports and receipts to detect fraud, errors and misuse. It also provides businesses with real-time…