›Portfolio Companies

Past, Present and Future Leaders

InterWest is proud and privileged to partner with visionary management teams who are shaping the future of Information Technology and Healthcare. The companies they have started are vital parts of the portfolio of industry-leading startups that InterWest has helped over the last four decades.

Our Companies

Early stage IT and Healthcare Investing

Information Technology

Information Technology

HBOC & Company

Fri, 06/15/2012 - 09:14 -- HolaKo

InterWest was the lead investor in the 1981 secondary financing of HBOC & Company, formed in 1974. The company established itself as a developer and marketer of computer systems and software for hospitals. Its two product lines consisted of an in-hospital central information processing system and a financial system.


Fri, 06/15/2012 - 09:12 -- HolaKo

Edify developed and marketed software tools that retrieved externally requested information from internal corporate databases, formatted it, and delivered it to the party who requested it via voice recording, fax, or e-mail. Edify had an initial public offering in 1996, then was acquired by Intervoice in 2005, which was acquired by Convergys in 2008.

Sierra Logic

Fri, 06/15/2012 - 09:09 -- HolaKo

Sierra Logic developed and sold sophisticated semiconductor solutions to enterprise storage vendors. Using Sierra Logic, vendors could offer uncompromising reliability, manageability and performance while saving more than 50% on their BOMs. Sierra Logic was founded in June 2001 and acquired by Emulex in 2006.

Platform Solutions

Fri, 06/15/2012 - 09:04 -- HolaKo

Platform Solutions is the first developer of two standards-based open mainframe computers compatible with the broadcast set of datacenter environments and operating systems, including IBM z/OS. The new PSI systems, based on proven Amdahl Corporation systems architecture, provide customers true choice and flexibiliy in mainframe computing. Platform Solutions was acquired by IBM in 2008.


Fri, 06/15/2012 - 09:03 -- HolaKo

With core technology and talent incubated at Xerox's Palo Alto Research Center, this company developed a Java-based, audio-enabled, real-time platform for building and deploying shared applications to large groups on the Web. PlaceWare was acquired by Microsoft in 2003.


Fri, 06/15/2012 - 08:58 -- HolaKo

CubeTree is a freemium enterprise collaboration suite built on a social networking platform that enables employees to connect, communicate and collaborate efficiently and securely using a set of full-featured, integrated tools. Delivered as a software service, CubeTree brings value to enterprises of all sizes from start-ups to Global 500 companies. CubeTree was acquired by SuccessFactors in 2010, which was acquired by SAP in 2012.

Convex Computer

Fri, 06/15/2012 - 08:57 -- HolaKo

Convex designed and sold high-performance mini-super computer systems for scientific applications. In 1995 Convex was acquired by Hewlett-Packard and has since become the core of the HP high-performance computing division.


Tue, 06/12/2012 - 13:26 -- HolaKo

Optimizely lets website owners compare the effectiveness of various site elements and designs, by adding a JavaScript snippet to the site’s code. As the site is visited, Optimzely gathers usage data and makes it available in Google Analytics or on a customer’s existing analytics dashboard.


Tue, 06/12/2012 - 13:25 -- HolaKo

Badgeville, The Behavior Platform, enables the world's most innovative
businesses to measure and influence user behavior. Founded in 2010 to
revolutionize the analytics industry and bring modern engagement experiences
to every web and mobile property, Badgeville draws on proven techniques
from social gaming, traditional loyalty programs and social networking in its
acclaimed suite of Behavior Lifecycle Management solutions.


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