 Cloud-based billing and payment platform Paymentus has announced an expansion of its 20-plus-year partnership with Harris Utility Group to add digital wallets and instant payment capabilities to Harris SilverBlaze customer engagement platform, according to a press release emailed to PYMNTS. Integrating Paymentus Software-as-a-Service SaaS and fully-hosted billing and payments solution with SilverBlaze will give utility ... 