InterWest Partners Overview

  • Investor Type
  • Venture Capital

  • Status
  • Active

  • Professionals
  • 4


  • Investments
  • 565

  • Portfolio
  • 37

  • Exits
  • 296


InterWest Partners General Information


Founded in 1979, InterWest Partners is a venture capital firm based in Los Altos, California. The firm seeks to invest in information technology and healthcare sectors.

Contact Information

Year Founded
Investor Status
Actively Seeking New Investments
Trade Association
National Venture Capital Association (NVCA)
Primary Investor Type
Venture Capital
Primary Office
  • 467 First Street
  • Suite 201
  • Los Altos, CA 94022
  • United States
+1 (650) 000-0000

InterWest Partners Investments & Acquisitions (565)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
Cardiac Dimensions 22-Dec-2022 Later Stage VC 0000 Therapeutic Devices Generating Revenue
mParticle 08-Aug-2022 00000 00000 00.00 Database Software Generating Revenue
Chingari 17-Jan-2022 00000 00000 000.00 Social/Platform Software Generating Revenue
GoCheck Kids 07-Oct-2021 00000 00000 0000 Decision/Risk Analysis Generating Revenue
Aryaka 21-Apr-2021 00000 00000 0000 IT Consulting and Outsourcing Generating Revenue 000000 0000
Trishula Therapeutics 26-Aug-2020 00000 00000 Drug Discovery Clinical Trials - Phase 1
Bolt 14-Jul-2020 00000 00000 0000 Business/Productivity Software Generating Revenue
Sera Prognostics 27-Feb-2020 00000 00000 000.00 Diagnostic Equipment Generating Revenue/Not Profitable
PMV Pharma 13-Nov-2019 Later Stage VC 000.00 Drug Discovery Pre-Clinical Trials 000000 0000000 00.0
Welcome Software 11-Jul-2019 Later Stage VC 0000 Business/Productivity Software Generating Revenue
You’re viewing 10 of 565 investments and acquisitions. Get the full list »

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InterWest Partners Exits (296)

Company Name Exit Date Exit Type Exit Size
Vidora 03-Aug-2022 Merger/Acquisition
Seldar Pharma 01-Jun-2022 000000000 00000000
Tapjoy 10-Jan-2022 000000000000000000 00000
Welcome Software 01-Dec-2021 000000000000000000
Braze 17-Nov-2021 000 00000
Welltok 10-Nov-2021 0000000000
Pivot3 22-Jul-2021 000000000000000000 00.00
CVRx 30-Jun-2021 000 00000
Doximity 24-Jun-2021 IPO 00000
Bivio Networks 11-Jun-2021 Buyout/LBO
You’re viewing 10 of 296 exits. Get the full list »

InterWest Partners Fund Performance

Fund Name Vintage Size Dry Powder DPI RVPI TVPI IRR

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InterWest Partners Investments by Industry, Year, and Region

Investments by Industry

Investments by Year

Investments by Region

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InterWest Partners Team (42)

Name Title Deals Funds Boards Office
Karen Wilson Chief Financial Officer Los Altos, CA
Khaled Nasr Chief Operating Officer & General Partner 00 0 0 Los Altos, CA
Philip Gianos General Partner Emeritus 0 0 0 Los Altos, CA
Katie Passalacqua Controller Los Altos, CA
Michelle Snyder Advisor 0 Los Altos, CA
You’re viewing 5 of 42 team members. Get the full list »

InterWest Partners Co-Investors (163)

Name With Exits Lead Partner Series Industry
Abingworth 2 0 Series chart Industry bar
Canaan Partners 0 0 Series chart Industry bar
Greycroft 0 0 0 Series chart Industry bar
HBM Partners 0 0 Series chart Industry bar
MPM Capital 0 0 Series chart Industry bar
You’re viewing 5 of 163 co-investors. Get the full list »