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Aphelion Capital

Aphelion Capital

Mill Valley, Californiaaphelioncapital.net

Overview

Aphelion Capital is a healthcare venture capital firm that invests in early and mid-stage medical device and digital health companies with a focus on capital-efficient technologies that improve patient outcomes and reduce healthcare costs.

Year Founded

2005

Portfolio Companies

18

Investments

Aphelion Capital investments
CompanyDateStageLead
BiolinqApr 2025Series CCo-investor
Nectero TherapeuticsApr 2024Series DCo-investor
Spencer Health SolutionsAug 2023Series DCo-investor
Zeto, Inc.Mar 2020Series ACo-investor
Mercator MedSystems, Inc.May 2013Series BLead
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Key People

Jacob Martellaro

Principal

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 Aphelion Capital based?

Aphelion Capital is headquartered in Mill Valley, California, United States.

When was Aphelion Capital founded?

Aphelion Capital was founded in 2005.

How many portfolio companies does Aphelion Capital have?

Aphelion Capital has 18 portfolio companies in Caplight's dataset.

What are some companies in Aphelion Capital's portfolio?

Portfolio companies visible on Caplight include Biolinq, Nectero Therapeutics, Spencer Health Solutions, Zeto, Inc., Mercator MedSystems, Inc..

What was Aphelion Capital's most recent investment shown here?

Aphelion Capital's most recent investment in this portfolio sample was in Biolinq in 2025.

What sectors does Aphelion Capital focus on?

Aphelion Capital focuses on Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Healthcare & Life Sciences, Consumer & Commerce, Enterprise Software, AI, Data & Cloud Infrastructure.

What company stages does Aphelion Capital focus on?

Aphelion Capital typically invests at the MultiStage stage.

What is Aphelion Capital's AUM?

Aphelion Capital's assets under management are estimated between $0.0 and $50.0M.

Firmographic Details

HeadquartersMill Valley, California
Year Founded2005

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