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Thermo Capital Partners

Thermo Capital Partners

Overview

Thermo Capital Partners LLC, operating as part of The Thermo Companies, is a private equity firm founded in 1984. It provides growth capital to small and medium-sized companies, focusing on investments from $5 to $100 million. The firm specializes in acquiring and actively operating asset-heavy companies, particularly in industries undergoing transition such as telecommunications, business services, technology, real estate, and energy. Thermo often seeks a majority investment position and has a long-term investment horizon.

Portfolio Companies

4

Investments

Thermo Capital Partners investments
CompanyDateStageLead
Advanced Rail Energy Storage North AmericaOct 2020AngelLead
AscendArc, Inc.Jan 2025SeedCo-investor
Pivotal CommwareAug 2023Series DCo-investor
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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.

Premium
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 Thermo Capital Partners based?

Thermo Capital Partners is headquartered in Denver, Colorado, United States.

When was Thermo Capital Partners founded?

Founding year information for Thermo Capital Partners is not publicly available.

How many portfolio companies does Thermo Capital Partners have?

Thermo Capital Partners has 4 portfolio companies in Caplight's dataset.

What are some companies in Thermo Capital Partners's portfolio?

Portfolio companies visible on Caplight include Advanced Rail Energy Storage North America, AscendArc, Inc., Pivotal Commware.

What was Thermo Capital Partners's most recent investment shown here?

Thermo Capital Partners's most recent investment in this portfolio sample was in AscendArc, Inc. in 2025.

What sectors does Thermo Capital Partners focus on?

Thermo Capital Partners focuses on Telecommunications & Networking, Energy & Sustainability, Enterprise Software, Telecommunications & Networking, Frontier & Industrial Tech, Telecommunications & Networking, Frontier & Industrial Tech, Frontier & Industrial Tech.

What company stages does Thermo Capital Partners focus on?

Thermo Capital Partners typically invests at the Early stage.

Firmographic Details

HeadquartersDenver, Colorado
Year FoundedN/A

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