Barclays, BPIfrance, CLSA and unnamed existing investors have increased the communication software provider's overall funding to more than $300m.

US-based enterprise communication platform developer Symphony Communication Services received $67m in funding yesterday from investors including financial services firm Barclays, state-owned bank BPIfrance and investment bank CLSA and undisclosed existing backers.

Founded in 2014, Symphony has created software that enables users to communicate with each other securely and confidentially through a single workflow application.

The platform was developed for the financial services industry but is being expanded into areas such as government and the insurance, legal and healthcare services sectors.…