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Communications

Since the firm’s founding over 20 years ago, we have invested in some of the most innovative and significant technology companies of our time. Sigma knows what it takes to help entrepreneurs turn creative ideas into sustainable businesses.

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	Azuki Sytems, Inc. Azuki Systems is an innovative technology provider enabling Interactive Mobile Media Services for content publishers and mobile operators looking to expand and monetize rich media viewership across the 3 billion mobile users worldwide. President & CEO: Jim Ricotta Managing Director: Robert E. Davoli	Acton, MA
	Certeon, Inc Certeon's aCelera Virtual Appliance software is the industries' first and only virtual appliance for application acceleration. aCelera software reduces application response time over the WAN by more than 95% - accelerating more applications, to more users, for less cost. President & CEO: Peter Dougherty Managing Director: Robert E. Davoli	Burlington, MA
	Verivue, Inc. Develops and markets high-performance IP platforms that enable network operators to distribute, deliver and manage enormous amounts of IP-based media traffic across a growing and diverse number of end devices; offering solutions for Internet video, cable video and IPTV applications. CEO: James Dolce Managing Director: Fahri Diner	Westford, MA
	Wordstream, Inc. WordStream provides internet marketing productivity tools, including solutions to simplify working with keywords, Pay-Per-Click (PPC), the Long Tail, Quality Score, Google AdWords, Web Analytics, Search Engine Marketing (SEM) and Search Engine Optimization (SEO). President & CEO: Rob Adler Managing Director: Paul Flanagan	Boston, MA
	YouSendIt, Inc. The trusted leader in digital content delivery - used by millions to securely send, receive and track large and important files. Offering convenient plugins, and subscription plans for individuals, businesses and enterprise organizations, YouSendIt is the solution for on-demand digital delivery. CEO: Ivan Koon Managing Director: Bob Spinner	Campbell, CA