Menlo Ventures

Activity from announced rounds

All recorded activity
Rounds participated in
37
Confirmed lead rounds
1
32 roles undisclosed
New companies
32
First participation on record · 5 follow-on
Funding in participating rounds
$6.9B
36 disclosed · full round size, not this investor’s share

By stage

Series C+11
Series B10
Series A9
Seed3
Pre-seed2
1 more
Undisclosed2

By primary sector

AI11
Enterprise software5
Healthtech5
Cybersecurity4
Defense tech4
7 more
Fintech2
Biotech1
Climate tech1
Developer tools1
Media & gaming1
Robotics1
Space tech1

By country

United States34
Sweden2
1

Rounds

37 in all activity
Nous Research

Open-source AI models and the Hermes agent, which retains project memory and reusable skills across tasks.

$90MSeries B
Participant
Armadin

Builds autonomous AI agents for cybersecurity defense

$255.5MSeries B
Participant
Gimlet Labs

Develops software for efficient AI inference across diverse hardware types

$300MSeries B
Participant
OliverAI

Builds an analytical database platform that lets AI agents query enterprise data in real time

UndisclosedPre-Seed
Role not disclosed
Sleuth

Sleuth gives software teams data and workflows to measure engineering efficiency and improve how reliably they deliver software.

$22MSeries A
Participant
Higgsfield

AI video and image creation platform for professional creators and brands

$400MSeries B
Role not disclosed
Wispr Flow

Voice dictation that turns speech into clear, polished writing across apps.

$280MSeries B
Lead
Lovable

Vibe-coding platform letting non-coders build software with AI

$400MSeries C
Role not disclosed
Heaviside Industries

Builds autonomous precision munitions platforms for air, land, and sea forces

$60MSeries B
Role not disclosed
Sapiom

Builds infrastructure that helps engineering teams run AI agents reliably in production

$35MSeries A
Role not disclosed
Obsidian Security

Secures non-human identities and AI agents operating in third-party applications

$85MSeries D
Role not disclosed
Arch

AI-powered platform for administering, monitoring and unlocking insights on private markets portfolios

$52MSeries B
Role not disclosed
Fireworks

Platform for specialized intelligence enabling companies to train and serve custom models

$1.5BSeries D
Role not disclosed
Walden Robotics

A full-stack Physical AI company building and deploying general-purpose robots that continuously learn and improve while performing real work

$300MUndisclosed
Role not disclosed
Singularity

Building a safer world by deploying low-cost air defense systems at scale

$80MSeries A
Role not disclosed
Chai Discovery

Building AI models to accelerate pre-clinical drug discovery

$400MSeries C
Role not disclosed
Assort Health

Provides AI-powered patient journey platform for healthcare organizations

$120MSeries C
Role not disclosed
Westmag

American manufacturer of drone motors and robot actuators

$11MSeed
Role not disclosed
OpenRouter

Provides a unified API gateway enabling access, routing, and optimization across 400+ AI models for developers and enterprises

$113MSeries B
Role not disclosed
Nourish

Provides AI-native metabolic health care with dietitians and virtual medical services

$100MSeries C
Role not disclosed
Nectar Social

Provides AI infrastructure for modern marketing

$30MSeries A
Role not disclosed
Heaviside Industries

Builds autonomous precision munitions platforms for air, land, and sea forces

$28MSeries A
Role not disclosed
Manifest OS

Powers AI-native law firms with outcomes-based fixed pricing and predictable quality

$60MSeries A
Role not disclosed
True Anomaly

Builds autonomous spacecraft, advanced payloads, mission software, and space-based interceptors for U.S. national security

$650MSeries D
Role not disclosed
BrainGrid

Builds AI product planning tools for non-technical founders

$1MPre-Seed
Role not disclosed
Gimlet Labs

Develops software for efficient AI inference across diverse hardware types

$80MSeries A
Role not disclosed
Arc Boat Company

Designs and manufactures electric boats and propulsion systems

$50MSeries C
Role not disclosed
Legora

Provides AI-powered legal workflow software for corporate legal teams and law firms

$550MSeries D
Role not disclosed
Armadin

Builds autonomous AI agents for cybersecurity defense

$189.9MSeed+Series A
Role not disclosed