About
Prior to founding Unify Square, Sonu was the Director of Program Management/Group Program Manager for the Office Communications Server team at Microsoft, where he drove the roadmap, technical feature set, and execution for the OCS Server product line including Live Communications Server 2005, Office Communications Server 2007, and the roadmap for the next two releases of Office Communications Server. Sonu led the OCS Program Management team responsible for the feature set, feature design and technical specifications for all Server aspects of OCS. He drove extensive customer feedback from dozens of global enterprises into the technical design of OCS. Most recently, Sonu was the Director of Technical Strategy and Partnerships for OCS, where he led technical roadmap and delivery for the Open Interoperability Program and Microsoft's partnerships with Nortel, Cisco, and other IP-PBX vendors. Sonu has a B.S. and M.S. in Electrical Engineering and Computer Science from the Massachusetts Ins
Position in the VCSift Database
- • 325 investors hold the CTO role in VCSift. Sonu Aggarwal is one of them.
- • 159 investors are based in Bellevue, Washington, United States.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Location
- Bellevue, US
Contact Information
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