Susa Ventures | Activity | F4

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F4/Susa Ventures/Activity

Susa Ventures Activity

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

Types

Time range

Milestone

Portfolio company Stord raised a $250M Series F at a $3B valuation, doubling its valuation within twelve months; Susa led Stord's seed round and has served on its board since.

Stord

Stord Susa Ventures

susaventures.substack.comMAY 26, 2026

MAY 26, 2026

Investment

Participated in Scope's Series A alongside Index Ventures, having led its pre-seed and seed rounds; Scope builds inspection software for heavy industrial assets.

Scope

Scope Susa Ventures

susaventures.substack.comMAY 19, 2026

MAY 19, 2026

Essay

Published an essay on the blind spots that widen as AI systems take on more responsibility.

The AI Blind Spot That Gets Bigger as AI Takes On More

Susa Ventures

susaventures.substack.comAPR 7, 2026

APR 7, 2026

Investment

Participated in Chapter's $100M Series E round for AI-driven Medicare navigation platform.

Chapter

Chapter Susa Ventures

hlth.comAPR 2026

APR 2026

Investment

Led $4.2M pre-seed round in Asymmetric Security, an AI-native digital forensics and incident response startup.

Asymmetric Security

Asymmetric SecuritySusa Ventures

thebaehq.comJAN 2026

JAN 2026

News

Introduced the 2025-2026 cohort of the Susa Venture Fellows program.

Susa Venture Fellows 2025-2026 Cohort

Susa Ventures

susaventures.substack.comDEC 18, 2025

DEC 18, 2025

5 investments· MAY 2025 – DEC 2025Show all

Investment

Co-led Marble's $9M seed round; Marble builds AI-native research and infrastructure tools for tax professionals.

Marble

Marble Susa Ventures

susaventures.substack.comDEC 12, 2025

DEC 12, 2025

Investment

Co-led a seed investment in Rivet, an AI-enabled corporate tax prep firm.

Rivet

Rivet Susa Ventures

susaventures.substack.comOCT 22, 2025

OCT 22, 2025

Investment

Led a $2.6M pre-seed investment in Supermemory, an open-source memory-layer infrastructure company for LLMs and AI agents.

Supermemory

Supermemory Susa Ventures

susaventures.substack.comOCT 9, 2025

OCT 9, 2025

Investment

Led the seed round in Memories.ai, which builds a Large Visual Memory Model for video understanding and retrieval.

Memories.ai

Memories.aiSusa Ventures

susaventures.substack.comJUL 24, 2025

JUL 24, 2025

Investment

Co-led Optura's $6.5M seed round alongside Matrix Partners; Optura is building an AI operating system for healthcare organizations.

Optura

Optura Susa Ventures

susaventures.substack.comMAY 20, 2025

MAY 20, 2025

New Fund

Closed Fund V with $175M to continue seed-stage investing in early-stage founders.

Fund V

Susa Ventures

launchbaseafrica.comMAR 2025

MAR 2025