Mark de Jong

Active Investor

Managing Partner, Co Founder at Monitor Capital Investments

Maastricht, Limburg

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Mark de Jong, Managing Partner, Co Founder at Monitor Capital Investments is an active investor based in Maastricht, Limburg. This profile covers what Mark de Jong backs, at which stage, and how founders can reach out in 2026.

Mark de Jong invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Seed and Series A.

Location
Maastricht, Limburg
Typical check
$625K

What does Mark de Jong invest in?

Investor type
VC

Where is Mark de Jong based?

Mark de Jong is based in Maastricht, Limburg.

How to reach Mark de Jong

Angels and operators like Mark de Jong reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.

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About this profile

This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.

Cite this page

Round Funded. "Mark de Jong." Round Funded investor database, updated September 22, 2026.

Stable URL, it will not change: https://www.roundfunded.com/en/investor/mark-de-jong

Frequently Asked Questions

Who is Mark de Jong?

Mark de Jong, Managing Partner, Co Founder at Monitor Capital Investments is an active investor based in Maastricht, Limburg. Mark de Jong invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Seed and Series A.

What does Mark de Jong invest in?

Mark de Jong invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.

What stage does Mark de Jong invest at?

Mark de Jong typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.

What is Mark de Jong's typical check size?

Mark de Jong typically writes checks around $625K. Use it as a signal for whether your raise fits their stage.

Where is Mark de Jong based?

Mark de Jong is based in Maastricht, Limburg.

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.

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