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One Madison Group

One Madison Group

New York City, New Yorkonemadisongroup.com

Overview

One Madison Group is a New York-based investment firm that invests equity capital across public and private markets, focusing on opportunities in different asset classes, industries, and stages of growth.

Year Founded

2016

Portfolio Companies

11

Investments

One Madison Group investments
CompanyDateStageLead
Walden RoboticsJul 2026SeedCo-investor
Walden RoboticsJul 2026SeedCo-investor
Walden RoboticsJul 2026SeedCo-investor
Walden RoboticsJul 2026SeedCo-investor
Anello PhotonicsMay 2026Series B ExtensionCo-investor

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

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Firmographic Details

HeadquartersNew York City, New York
Year Founded2016

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