›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

Early Stage IT & Healthcare Investing

Information Technology


Simon Khalaf
Dan Siroker
Lee Hood
Jim McCollum
Steve James


"At Joyus we are passionate about creating the first true convergence of content and commerce in a premium video shopping experience. With IW we found complete synergy with a vision that we can build a world class media and shopping destination in one for the digital consumer."

Sukhinder Singh, Founder & Chairman, Joyus


Dan Siroker

"The vision for Optimizely is to enable businesses to show exactly the right thing to the right person at the right time. We are glad to have InterWest as partners along our journey to bring that vision to fruition."

Dan Siroker, CEO, Optimizely


Phil Fernandez

"We are very pleased to have InterWest Partners as allies in the delivery of our vision for a new kind of marketing automation solution. This funding has enabled us to rapidly deliver innovative solutions for lead generation, lead nurturing, and marketing accountability."

Phil Fernandez, President and CEO, Marketo


Simon Khalaf

"Mobile devices are how people will consume content in the future, and much of the revenue for that content depends on advertising. We chose InterWest as you would choose a life partner: we spent time talking and getting to know each other before we made the leap and that has really paid off."

Simon Khalaf, President and CEO, Flurry


Steve James

"Labrys takes a lower risk approach to drug development with a promising clinical stage asset which addresses a significant medical need – chronic migraine. We have the opportunity to take LBR-101 deep into development and build the greatest value—a vision that is shared and supported by IW."

Steve James, President and CEO, Labrys Biologics


Jim McCollum

"We’re revolutionizing human hair transplantation using sophisticated robotics and we needed a patient investment partner with a solid track record in medical devices—so we turned to InterWest. Their ability to maintain their interest and commitment over time has been crucial to our progress."

Jim McCollum, President and CEO, Restoration Robotics


Lee Hood

"At Integrated Diagnostics, we have a really big dream: to make the way the world practices medicine more precise and more predictable. InterWest is the right partner for us because they take a long view on Life Sciences opportunities and have enormous experience in the field."

Lee Hood, Co-Founder & Board Member, Integrated Diagnostics


"At Welltok, we’re pioneering social health management by putting the consumer at the center of the new health care ecosystem. The unique combination of consumer, healthcare and technology investment expertise that InterWest brings is critical as we work to create a new health care supply chain."

Jeff Margolis, Chairman and CEO, Welltok