Sierra Ventures

Activity from announced rounds

All recorded activity
Rounds participated in
8
Confirmed lead rounds
1
6 roles undisclosed
New companies
8
First participation on record · 0 follow-on
Funding in participating rounds
$106.5M
7 disclosed · full round size, not this investor’s share

By stage

Seed3
Series A3
Series B1
Undisclosed1

By primary sector

AI2
Enterprise software2
Hardware2
Cybersecurity1
Travel tech1

By country

United States8

Rounds

8 in all activity
Ande

An AI-powered platform for booking and managing corporate entertainment and events.

UndisclosedSeries A
Lead
AI Hospitality Group

A hotel management company using AI agents for back-office operations while on-property staff handle guest service.

$7.5MSeed
Participant
Quintessent

Makes quantum dot laser chips for AI datacenter optical interconnects

$40MSeries A
Role not disclosed
Smallest.ai

Foundational AI research lab building the next generation of real-time voice AI infrastructure for enterprises.

$13MSeries A
Role not disclosed
Phosio

Develops high-refractive-index metal oxide thin-film materials enabling lightweight integrated displays for AR glasses

$4MSeed
Role not disclosed
BAND

Builds interaction infrastructure for distributed AI agents enabling real-time collaboration

$17MSeed
Role not disclosed
Gitar

Builds AI agents for code review and continuous integration workflows

$9MUndisclosed
Role not disclosed
ArmorCode

Provides unified exposure management for AI security governance and life cycle management

$16MSeries B
Role not disclosed