Launching Next has discovered 30 billing startups.
AccountDock
Billing history for your Stripe app
ZBillingNET
Free ASP.NET Billing Software
Invoice Master
Online invoice creator
ScreenAware
Automatically tracking and relating screen time to billable project tasks
Depot
Ingeniously simple business management
GetInvoicing
Create free invoices and send them automatically to clients through email
InvoiceOcean
InvoiceOcean allows to issue a variety of invoice related documents online.
BOX'NGO
A simple, easy marketplace
The Complete Client Management, Recurring Billing & Support Solution
WHMCS is an all-in-one client management, billing & support solution for online businesses. Handling everything from signup to termination, WHMCS is||http://www.whmcs.com
Environmental Management & Energy News á Environmental Leader
Environmental Management, Sustainable Business and Corporate Energy Management and Efficiency News, Data, Research and Analysis for Business Leaders