Marathon Venture Capital | Activity | F4

Team Portfolio Raise Essays

F4/Marathon Venture Capital/Activity

Marathon Venture Capital Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

Investment

Archiboost raised $6.2M to use AI to catch building plan errors before they reach the field.

ArchiBoost AI

ArchiBoost AI Marathon Venture Capital

marathon.vcNOV 3, 2026

NOV 3, 2026

News

Pitchbook's annual report for 2025 recognized Marathon as a top 10 performing fund in Europe.

Top 10 Fund in Europe, Pitchbook

Marathon Venture Capital

marathon.vcAUG 15, 2026

AUG 15, 2026

Investment

Marathon invested in NoFire AI, an AI SRE that finds root causes of system failures.

NOFire AI

NOFire AI Marathon Venture Capital

marathon.vcMAY 23, 2026

MAY 23, 2026

Investment

Marathon invested in Straion, a governance layer for AI coding agents.

Straion

Straion Marathon Venture Capital

marathon.vcFEB 24, 2026

FEB 24, 2026

New Fund

Closed Fund III at EUR 75M in an oversubscribed single closing, with EUR 20M from the EIF.

Fund III

Marathon Venture Capital

eif.orgMAY 7, 2025

therecursive.com

MAY 7, 2025