ATI
Cost Reduction & Profit Recovery Services
http://www.auditbills.com

City Invoice Finance
Provides factoring, invoice discounting and related services.
http://www.city-inv.com/index.htm

Documation
Document management and eProcess solutions provider in the UK. Specialising in invoice management and electronic invoice authorisation
http://www.documation.co.uk/

Invoice Insight
Invoice Insight provides Telecom cost management solutions and telecom consulting to help companies achieve an overall telecom cost reduction
http://invoiceinsight.com

Information Strategies Group
Offers web-based call accounting, Invoice Processing and audit software.
http://www.infostrategiesgroup.com/

Visicom Corp
Founded in 1991, Visicom's leadership in enterprise Telecom Expense Management (TEM) solutions enables clients to more effectively measure, manage, and control their enterprise connectivity costs. Visicom has helped more than 600 clients to streamline operations, improve profitability and reduce operational risk. Visicom services, in combination with Inview® and Clearview®, Visicom's 2nd and 3rd generation software solutions, deliver improved corporate visibility, sophisticated reporting, reduced manual processing and administrative costs, increased compliance, financial control, and improved cost containment. Fortune 2000 clients across the US rely on Visicom services and solutions to gain and maintain greater operational effectiveness of their telecom services. Privately held Visicom Corp. is headquartered in Madison, WI, and provides services and solutions in the United States through direct and partner sales channels.
http://www.visicomcorp.com/

Account-A-Bill, Inc.
Virtual assistant and virtual bookkeeper offering all virtual services and specializing in medical and nursing home billing.
http://www.accountabill.com/

Billing Pros
BillingPros billing services specializing in envelope statement invoice letter and form printing, data merging, envelope stuffing, 1st class mailing services. We bill and mail your customers for you
http://www.billingpros.com

PHP Invoice
The easiest way to manage your invoice, customer and product
http://www.phpinvoice.com/

CapitalPlus
Best Invoice Factoring rates in the industry. We offer cash today for your unpaid invoices. Our services include invoice factoring, construction factoring, government construction loans, purchase order financing, factoring receivables, and PO financing. All of our Invoice Factoring services are easy and fast to apply with no credit checks.
http://www.capitalplus.com