Communication Sciences - Provide insights and recommendations - from premises systems to multimedia networks, call centers to trading rooms. Centennial Telephone - Provide analysis of client's Voice, Data, and Internet needs. Research current and future technologies and present options to client. Configuration and engineering of design. Provide RFI, RFP and RFQ documentation. Chetan Sharma Consulting - Specializes in Wireless data applications, business strategy, technology implementation, Voice application and Voice User Interface (VUI) development. COMMfusion - Marketing research and consulting on voice and data convergence. Custom Networks, Inc. - Provides consulting, design, sales, and installation for voice, data, and cabling systems. Cartesian Limited - Providing network, OSS, and billing systems integration and revenue assurance solutions. Clere Communications - Offers end-to-end project management and administrative service and has experience in wired Internet connectivity. ChaseWaterford - Provides a range of management consultancy services aimed at assisting telephone companies reduce exposure to fraud and security failure. Communications Advanced Technologies, Inc. - Telecommunications firm providing logistical, consulting and call center services. Professional expertice in value added solutions, business development mission-critical support and products. CompuCom Systems, Inc. - Provides distributed desktop products and network integration services to fortune 1000 customers, including lan/wan projects, consulting and asset tracking, network management, help-desk and field engineering, procurement, configuration, distribution and software management. (Nasdaq: CMPC). Comsil - Hong Kong based, specializes in providing technical and commercial services from network planning, engineering and optimisation to commercial strategy advisory. Consulting Stream - Focus on the key areas of strategic telecommunications which affect large national and international enterprises. CostQuest Associates - Designs and Develops Systems and Services to Assist in the Understanding of Network Deployment Costs and Practices.