OpsTechnology, Inc. develops on-demand software systems that enable real-estate operating companies to automate the purchasing, payables, and procurement functions. Its products include OpsBuyer, a tool that integrates accounts payable, purchase orders, budget control, workflow, and an online e-procurement system with direct integrations to participating suppliers; and OpsInvoice, an invoice management solution, which provides paperless accounts payables process that eliminates the need to manually enter, approve, retrieve, transport, and store invoices. The company's products also include OpsPages, an Internet-based directory of service providers and vendors in the real estate industry. It serves real estate investment trusts, building owners, fee-management companies, and property management companies. OpsTechnology, Inc. was founded in 1999 and is based in San Francisco, California. As of October 14, 2008, OpsTechnology, Inc. operates as a subsidiary of RealPage, Inc.