SIPez, is a consultant and development company of custom VoIP and SIP user agent applications, typically in the media path, for mobile devices, embedded devices, softphones, applications and media servers. SIPez provides custom solutions, architecture, requirements gathering, design, development, compliance, and performance testing of realtime IP communications services and applications. SIPez leverages both commercial software as well as open source projects such as sipX and reSIProcate to provide highly interoperable, low cost, fast to market solutions. SIPez can build products, solutions or services in the SIP, VoIP, IM, Presence and realtime IP communications space.