Karl Martin Jacobsen, Principal at JCo. Marine Capital is an active investor based in Oslo, Oslo. This profile covers what Karl Martin Jacobsen backs, at which stage, and how founders can reach out in 2026.
Karl Martin Jacobsen is a Principal at JCo. Marine Capital, experienced in structured finance and shipping, supporting trade, peace, and prosperity.
Karl Martin Jacobsen invests in Mobility & Logistics and Fintech, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Mobility & LogisticsFintech
- Location
- Oslo, Oslo
- Typical check
- $3.8M
How to reach Karl Martin Jacobsen
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Round Funded. "Karl Martin Jacobsen." Round Funded investor database, updated November 3, 2026.
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Frequently Asked Questions
Who is Karl Martin Jacobsen?
Karl Martin Jacobsen, Principal at JCo. Marine Capital is an active investor based in Oslo, Oslo. Karl Martin Jacobsen invests in Mobility & Logistics and Fintech, typically at Early Stage Venture and Late Stage Venture.
What does Karl Martin Jacobsen invest in?
Karl Martin Jacobsen invests in Mobility & Logistics and Fintech, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Karl Martin Jacobsen invest at?
Karl Martin Jacobsen typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Karl Martin Jacobsen's typical check size?
Karl Martin Jacobsen typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.