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Siara Systems
CEO Vivek Ragavan
Founded 1998
Employees 160
Mountain View CA

MARKET Develops multiservice networking equipment for global service providers and next-generation
networks, offering an order-of-magnitude processing boost compared to Synchronous Optical Network
(SONet) technology and allowing real-time service customization and delivery. Company's technology
will link time-division SONet multiplexer-based networks to IP and optical networks. Customers are
network service providers. Competes with developers of SONet networking products.

FINANCE Prerevenue. Raised a first round of $4 million in July 1998 from Kleiner Perkins Caufield & Byers,
Norwest Capital, and ADC Communications. Raised a second round of $25 million in May 1999 from prior
investors. Total capital raised: $29 million. In November 1999, the company agreed to be acquired by
Redback Networks in a deal valued at approximately $4.3 billion. CEO joined the company in January
1999 and was previously president of the residential broadband group at ADC Telecommunications.