Geoff Ralston Overview

  • Investor Type
  • Angel

  • Status
  • Active

  • Professionals
  • 1


  • Investments
  • 75

  • Portfolio
  • 27

  • Exits
  • 42


Geoff Ralston General Information


Mr. Geoff Ralston serves as President at Y Combinator. Mr. Ralston co-founded Imagine K12. He serves as an Advisor at Accredible. He also serves as Partner at Y Combinator. He serves as Advisor at RaiseMe. He served as Advisor and Board Member at Iris Automation. From 2007-2009, he served as Chief Executive Officer at Lala Media, an innovative cloud music start-up in Palo Alto that was purchased by Apple in December of 2009. He served as Board Member at Educents. He also worked at Yahoo! from 1997-2006 after their 1997 acquisition of Four11 Corp. At Four11, he served as VP of Engineering and led the creation of Yahoo! Mail's predecessor, RocketMail. At Yahoo! He served as Senior Vice President and General Manager at Communications Business Unit and subsequently served as the company's Chief Product Officer. He serves as an Advisor at Kodable. He is also an Angel Investor.

Business Details

Investor Status
Actively Seeking New Investments
Primary Investor Type
Angel (individual)
Corporate Office
  • Atherton, CA
  • United States

Geoff Ralston Investments (75)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
Rain (Hardware) 21-Feb-2023 Seed Round 00.00 Other Hardware Startup 00000 0000000
Aesthetic (Multimedia and Design Software) 07-Feb-2022 0000 00000 Multimedia and Design Software Generating Revenue 00000 0000000
Meter 22-Oct-2020 0000 00000 0000 Wireless Communications Equipment Generating Revenue 00000 0000000
Instrumentl 01-Aug-2020 00000 00000 Financial Software Generating Revenue 00000 0000000
Elpha 06-Nov-2019 0000 00000 00.00 Social Content Generating Revenue 00000 0000000
Lugg 01-Sep-2019 00000 00000 00000 Logistics Bankruptcy: Admin/Reorg 00000 0000000
NeoSensory 02-Jan-2019 00000 00000 000.00 Electronic Equipment and Instruments Generating Revenue 00000 0000000
Clover (Food Products) 01-Dec-2018 0000 00000 00.00 Food Products Generating Revenue 00000 0000000
Medisas 21-Dec-2016 Later Stage VC 000.00 Medical Records Systems Out of Business 00000 0000000
Securly 27-Oct-2016 Early Stage VC 00.000 Business/Productivity Software Generating Revenue 00000 0000000

Geoff Ralston Exits (42)

Company Name Exit Date Exit Type Exit Size
Remind 29-Nov-2023 Buyout/LBO
DeansList 01-Jul-2023 000000000 00000000
Triplebyte 16-Mar-2023 000000000000000000
Glyde (Specialty Retail) 31-Mar-2022 000 00 00000000
Weave ( Business/Productivity Software) 11-Nov-2021 000 00000
Securly 22-Apr-2021 0000000000 00000
Medisas 14-Apr-2021 000 00 00000000
Le Tote 02-Aug-2020 0000000000: 000000
RaiseMe 01-Jul-2020 Merger/Acquisition
Boosted USA 17-Apr-2020 Merger/Acquisition

Geoff Ralston Investments by Industry, Year, and Region

Investments by Industry

Investments by Year

Investments by Region

PitchBook’s data visualizations quickly surface an investor’s historical investments—showing a breakdown of activity by industry, year and region.

Geoff Ralston Team (1)

Name Title Deals Funds Boards Office
Geoff Ralston Angel Investor 000 0 Atherton, CA

Geoff Ralston Co-Investors (43)

Name With Exits Lead Partner Series Industry
John Collison 2 0 Series chart Industry bar
Patrick Collison 0 0 Series chart Industry bar
Allen & Company 0 0 Series chart Industry bar
Foundation Capital 0 0 Series chart Industry bar
Tishman Speyer Properties 0 0 Series chart Industry bar

Geoff Ralston FAQs

  • Who is Geoff Ralston?

    Geoff Ralston is an angel Investor who has made 75 investments.

  • What kind of investor is Geoff Ralston?

    Geoff Ralston is an angel investor.

  • What does Geoff Ralston do?

    As an angel investor, Geoff Ralston invests personal money into promising companies, typically in exchange for equity.

  • What has Geoff Ralston invested in?

    Geoff Ralston has made numerous investments in companies like Rain (Hardware), Aesthetic (Multimedia and Design Software), and Meter within the Hardware, Multimedia and Design Software, and Wireless Communications Equipment industries.

  • What has Geoff Ralston invested in recently?

    Geoff Ralston's latest investment was on 21-Feb-2023 in Rain (Hardware), a company within the Hardware industry.

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