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DiamondStream Partners

DiamondStream Partners

Seattle, Washingtondiamondstream.com

Overview

DiamondStream Partners is a venture capital firm focusing on mobility transformation, targeting middle-stage companies in the US, Europe, and other English-speaking countries. The firm invests in aerospace, aviation-related, hardware, and software companies, seeking to stimulate markets with new technologies.

Year Founded

2003

Portfolio Companies

8

Investments

DiamondStream Partners investments
CompanyDateStageLead
Elroy AirJan 2025VC RoundCo-investor
Elroy AirOct 2024Series B ExtensionCo-investor
Elroy AirOct 2024VC RoundCo-investor
VerdeGo AeroSep 2024Series A ExtensionCo-investor
WingtraAug 2024Series 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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FAQ

Firmographic Details

HeadquartersSeattle, Washington
Year Founded2003

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