Lee Fixel Overview

  • Investor Type
  • Angel

  • Status
  • Active

  • Investments
  • 33

  • Portfolio
  • 24

  • Exits
  • 5

Exits

Lee Fixel General Information

Description

Mr. Lee Fixel is the Founder and Managing Partner at Addition. He serves as a Board Member at Washington University Investment Management Company, and Hugging Face. Previously, Lee was a Partner at Tiger Global Management. In 2014, he and his wife founded the Lauren and Lee Fixel Family Foundation, which supports various educational and not-for-profit initiatives. In 2017, Lee also established the Norman Fixel Institute for Neurological Diseases at University of Florida Health, a clinical care and research institute focused on advancing diagnosis and treatment for Parkinson's disease and other neurological disorders. In 2025, the foundation supported the launch of the Food and Agriculture Research Mission (FARM) at Washington University in St. Louis - an initiative to address challenges in agricultural production, food distribution, and access to nutritious foods. He earned a B.S. in business administration, finance, and accounting from Washington University in St. Louis. He also has a degree from the London School of Economics and Political Science. He serves as Board Member at Base Power.

Business Details

Investor Status
Actively Seeking New Investments
Primary Investor Type
Angel (individual)
Corporate Office
  • New York, NY 10022
  • United States

Lee Fixel Investments (33)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
XBuild 28-Feb-2024 Seed Round Real Estate Services (B2C) Generating Revenue
Holey Grail Donuts 26-Jul-2022 Food Products Generating Revenue
SuperOps 06-Jan-2022 Business/Productivity Software Generating Revenue
Navan 04-Dec-2021 Business/Productivity Software Generating Revenue
Mendel ( 02-Dec-2021 Financial Software Generating Revenue
Cometeer 19-Oct-2021 Beverages Generating Revenue
Bzaar 20-Sep-2021 Media and Information Services (B2B) Generating Revenue
XBuild 07-May-2021 Real Estate Services (B2C) Generating Revenue
Primer (Business/Productivity Software) 20-Apr-2021 Early Stage VC Business/Productivity Software Generating Revenue
Rupeek 17-Mar-2021 Later Stage VC Consumer Finance Generating Revenue

Lee Fixel Exits (5)

Company Name Exit Date Exit Type Exit Size
Relativity Space 11-Mar-2025 Merger/Acquisition
Atom Finance 15-May-2024
Kinta AI 15-Feb-2023
Ally Technologies 07-Oct-2021 Merger/Acquisition
Freshworks 22-Sep-2021 IPO

Lee Fixel 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.

Lee Fixel Co-Investors (143)

Name With Exits Lead Partner Series Industry
Addition 3 Series chart Industry bar
Andreessen Horowitz Series chart Industry bar
General Catalyst Series chart Industry bar
Lux Capital Series chart Industry bar
Notable Capital Series chart Industry bar

Lee Fixel FAQs

  • Who is Lee Fixel?

    Lee Fixel is an angel Investor who has made 33 investments.

  • What kind of investor is Lee Fixel?

    Lee Fixel is an angel investor.

  • What does Lee Fixel do?

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

  • How many board seats does Lee Fixel hold?

    Lee Fixel holds 2 board seats including Hugging Face and Kaskada.

  • What has Lee Fixel invested in?

    Lee Fixel has made numerous investments in companies like XBuild, Holey Grail Donuts, and SuperOps within the Real Estate Services (B2C), Food Products, and Business/Productivity Software industries.

  • What has Lee Fixel invested in recently?

    Lee Fixel's latest investment was on 28-Feb-2024 in XBuild, a company within the Real Estate Services (B2C) industry.

Data Transparency

  • Meet our data hygiene team

    Discover how our experts ensure you’re getting the most accurate financial data in the industry.

    Read blog »
  • How PitchBook sources data

    Our data operations team has logged over 3.5 million hours researching, organizing, and integrating the information you need most.

    Discover our process »