Sean Byrnes Overview

  • Investor Type
  • Angel

  • Status
  • Active

  • Professionals
  • 1


  • Investments
  • 16

  • Portfolio
  • 9

  • Exits
  • 7


Sean Byrnes General Information


Mr. Sean Byrnes serves as a General Partner at Near Horizon. He serves as Advisor at Alembic. He co-founded and served as a Board Member and Chief Executive Officer at Outlier. Previously, he served as a Board Member at MutualMind. He also served as an Advisor at 11.2 Capital. He served as Chief Technology Officer and Vice President of Products at Flurry. He co-founded Flurry in 2005. He served as Chief Executive Officer of Flurry until September 2008. Previously, Mr. Byrnes worked in the eServices group at Verizon Communications, developing new consumer services from emerging technologies. He conceived and then led the deployment of Verizon's New York City-wide WiFi network. The following year, he led the deployment of Verizon's Voicewing (VoIP) service in only 5 months from conception to release, winning Verizon's Masters Award for his contributions. He holds an ME (Master of Engineering) in Computer Science from Cornell University and a BA (Bachelor of Arts) in Engineering from Dartmouth College.

Business Details

Investor Status
Actively Seeking New Investments
Primary Investor Type
Angel (individual)
Corporate Office
  • San Francisco, CA
  • United States
+1 (310) 000-0000

Sean Byrnes Investments (16)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
Alembic 23-Mar-2020 Seed Round 00.000 Business/Productivity Software Generating Revenue 0000 000000
Grain Technology 24-Oct-2019 0000 00000 0000 Specialized Finance Generating Revenue 0000 000000
Hype Experiences 01-Apr-2017 00000 00000 Media and Information Services (B2B) Generating Revenue 0000 000000
LaunchDarkly 20-Dec-2016 00000 00000 000.00 Software Development Applications Generating Revenue 0000 000000
Chronos 20-May-2016 0000 00000 Electronics (B2C) Generating Revenue 0000 000000
Inkshares 07-Jan-2016 0000 00000 00000 Publishing Generating Revenue 0000 000000
Moxxly 17-Jul-2015 0000 00000 Electronics (B2C) Out of Business 0000 000000
Lully 01-Jun-2015 0000 00000 00.00 Electronics (B2C) Generating Revenue 0000 000000
Immediately 29-Apr-2015 Early Stage VC 000 Business/Productivity Software Out of Business 0000 000000
Little Bird 12-Feb-2015 Early Stage VC 000 Media and Information Services (B2B) Generating Revenue 0000 000000

Sean Byrnes Exits (7)

Company Name Exit Date Exit Type Exit Size
WorkHands 01-Oct-2022 Secondary Transaction - Private
SimpleLegal 13-May-2019 0000000000
WeMail 01-Oct-2017 000 00 00000000
Moxxly 01-Jun-2017 000000000000000000
Little Bird 17-Nov-2016 000000000000000000
Immediately 31-Jul-2016 Out of Business
Framed Data 14-Mar-2016 Merger/Acquisition

Sean Byrnes 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.

Sean Byrnes Team (1)

Name Title Deals Funds Boards Office
Sean Byrnes Angel Investor 00 San Francisco, CA

Sean Byrnes Co-Investors (11)

Name With Exits Lead Partner Series Industry
IrishAngels 1 0 Series chart Industry bar
KB Partners 0 0 Series chart Industry bar
Marcy Swenson 0 0 Series chart Industry bar
Ridge Ventures 0 0 Series chart Industry bar
Village Global 0 0 Series chart Industry bar

Sean Byrnes FAQs

  • Who is Sean Byrnes?

    Sean Byrnes is an angel Investor who has made 16 investments.

  • What kind of investor is Sean Byrnes?

    Sean Byrnes is an angel investor.

  • What does Sean Byrnes do?

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

  • What has Sean Byrnes invested in?

    Sean Byrnes has made numerous investments in companies like Alembic, Grain Technology, and Hype Experiences within the Business/Productivity Software, Specialized Finance, and Media and Information Services (B2B) industries.

  • What has Sean Byrnes invested in recently?

    Sean Byrnes's latest investment was on 23-Mar-2020 in Alembic, a company within the Business/Productivity Software industry.

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