https://www.reuters.com/article/us-paymentus-ipo/electronic-billing-startup-paymentus-targets-over-2-billion-valuation-in-u-s-ipo-idUSKCN2CY15F >Billing and payments network Paymentus Holdings Inc said on Monday it was aiming for a valuation of up to $2.43 billion in its initial public offering in the United States.