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Blue Marlin Partners

Blue Marlin Partners

Bethesda, Marylandbluemarpartners.com

Overview

Blue Marlin Partners is a private equity firm that provides a flexible partnership model as an alternative to traditional private equity. The firm was established by its leadership team and a group of high-net-worth operators, investors, and family offices. It focuses on investing in established, profitable lower-middle-market businesses with strong performance and clear growth paths. The firm is industry-agnostic but leverages the expertise of its Capital Partners. It was founded by Peter Kirsch.

Portfolio Companies

5

Investments

Blue Marlin Partners investments
CompanyDateStageLead
Enginuity Power SystemsMar 2025Series BCo-investor
EthermedApr 2026Series ALead
Apricus GenerationAug 2024Series ALead
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Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

Portfolio analytics

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

Portfolio analytics

Caplight clients see yearly investment pace and funding raised over time.

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FAQ

Where is Blue Marlin Partners based?

Blue Marlin Partners is headquartered in Bethesda, Maryland, United States.

When was Blue Marlin Partners founded?

Founding year information for Blue Marlin Partners is not publicly available.

How many portfolio companies does Blue Marlin Partners have?

Blue Marlin Partners has 5 portfolio companies in Caplight's dataset.

What are some companies in Blue Marlin Partners's portfolio?

Portfolio companies visible on Caplight include Enginuity Power Systems, Ethermed, Apricus Generation.

What was Blue Marlin Partners's most recent investment shown here?

Blue Marlin Partners's most recent investment in this portfolio sample was in Ethermed in 2026.

What sectors does Blue Marlin Partners focus on?

Blue Marlin Partners focuses on Consumer & Commerce, Energy & Sustainability, Energy & Sustainability, Energy & Sustainability, Healthcare & Life Sciences, Enterprise Software, Frontier & Industrial Tech, Frontier & Industrial Tech.

What company stages does Blue Marlin Partners focus on?

Blue Marlin Partners typically invests at the Early stage.

What is Blue Marlin Partners's AUM?

Blue Marlin Partners's assets under management are estimated at over $800.0M.

Firmographic Details

HeadquartersBethesda, Maryland
Year FoundedN/A

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