Thin Line Capital

Thin Line Capital

Pasadena, Californiathinlinecapital.com

Overview

Thin Line Capital is a seed-stage venture capital firm that invests in low-capex technology companies in the clean energy, agriculture, and water industries to mitigate or adapt to the effects of climate change. The firm focuses on seed and Series A rounds and takes an active role with its portfolio companies. Their investment thesis is centered on decarbonizing the global economy and they primarily invest in companies where they have deep domain experience.

Portfolio Companies

7

Investments

CompanyDateStageLead
SenseNet Inc.Oct 2025Series ACo-investor
SenseNet Inc.Oct 2025Series ACo-investor
SunairioDec 2024Early FundingCo-investor
XGS EnergyMay 2024Series A ExtensionCo-investor
XGS EnergyJan 2024VC RoundCo-investor

Sector & Stage Mix

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SeedSeries ASeries BGrowth

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Investment Activity

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2021
2022
2023
2024
2025
2026

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Firmographic Details

HeadquartersPasadena, California
Year FoundedN/A

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