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Enterprise Connectivity
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Enterprise Connectivity

From Undeniable to Inevitable.

Four Decades of
Performance

Early-Stage Funds

13

Invested

2B+

IPOs

35

EXITS

100+

At Sierra, we're passionate about the early stage. We make meaningful, concentrated bets on founders solving critical problems where domain expertise matters most.

We have a roll-up-our-sleeves attitude toward working with our portfolio, and we don't shy away from tough times and difficult conversations when our founders need us most.

We approach our investments with a focused, knowledge-driven mindset, leveraging our expertise and extensive network to fuel growth capital and business acceleration.

With 35 IPOs and over a hundred of successful exits, Sierra has a proven track record in driving early-stage excellence at scale.

Where We Invest

Stage:

Inception - Series A

Sectors:

AI & Frontier Tech

Check size:

Up to $15M

Experience drives our vision

In a world where everything is AI,

we invest where domain depth separates the signal from the noise.

Infrastructure

AI Infrastructure

Inference, data movement, and the underlying compute layer. We invest in the infrastructure AI runs on.

Infrastructure Exits

Vertical

Vertical AI

Purpose-built AI for the industries where domain expertise matters most — healthcare, legal, financial services, manufacturing, and beyond.

Vertical Exits

Physical AI

Physical Intelligence

Perception and autonomy for industrial and defense environments. Physical intelligence is a hardware problem before it is a model problem.

Physical Intelligence Exits

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Frontier

Frontier & Deep Tech

Semiconductor design, quantum, defense, and advanced materials. Breakthrough science, commercialized years before the market catches up.

DeepTech Exits

Experience drives our vision

In a world where everything is AI,

we invest where domain depth separates the signal from the noise.

Infrastructure

AI Infrastructure

Inference, data movement, and the underlying compute layer. We invest in the infrastructure AI runs on.

Infrastructure Exits

Vertical

Vertical AI

Purpose-built AI for the industries where domain expertise matters most — healthcare, legal, financial services, manufacturing, and beyond.

Vertical Exits

Physical AI

Physical Intelligence

Perception and autonomy for industrial and defense environments. Physical intelligence is a hardware problem before it is a model problem.

Physical Intelligence Exits

revalia_bio2
Frontier

Frontier & Deep Tech

Semiconductor design, quantum, defense, and advanced materials. Breakthrough science, commercialized years before the market catches up.

DeepTech Exits

Recent Insights from Sierra

Read Alldots
President of Cisco, Jeetu Patel, on How Trust Is the Unlock for the Agentic Enterprise
Featured CXO
President of Cisco, Jeetu Patel, on How Trust Is the Unlock for the Agentic Enterprise
Link
21st Annual CXO Summit: How Enterprise Leaders Are Scaling AI From Pilots to Agents
Featured CXO
21st Annual CXO Summit: How Enterprise Leaders Are Scaling AI From Pilots to Agents
Link
From a Billion Users to the AI Frontier: A Conversation with Instagram Co-Founder and Anthropic Labs’ Mike Krieger
Featured CXO
From a Billion Users to the AI Frontier: A Conversation with Instagram Co-Founder and Anthropic Labs’ Mike Krieger
Link
Thrixel Launch
News
Sierra Ventures Inception Investment in Thrixel
Link
From Frontier to Foundation: How Open Models Are Changing the AI Economics From Our Portfolio Event at NVIDIA
News Featured
From Frontier to Foundation: How Open Models Are Changing the AI Economics From Our Portfolio Event at NVIDIA
Link
How Are CXOs Actually Using AI in 2026? Survey of 100+ Enterprise Leaders
Featured CXO
How Are CXOs Actually Using AI in 2026? Survey of 100+ Enterprise Leaders
Link
SIERRA Ventures' Mark Fernandes Named Top Seed Investor 2026
News Featured
SIERRA Ventures' Mark Fernandes Named Top Seed Investor 2026
Link
Everyone Becomes a Builder: What 50 Engineering & Product Leaders Shared About the Real Impact of Claude
Featured CXO
Everyone Becomes a Builder: What 50 Engineering & Product Leaders Shared About the Real Impact of Claude
Link
Our Seed Investment in BAND AI, Building the Backbone for Enterprise AI
Investment Thesis
Our Seed Investment in BAND AI, Building the Backbone for Enterprise AI
Link

FAQ

What stage does Sierra Ventures invest in?
Sierra Ventures invests from inception to Series A, with checks up to $15M.

What sectors does Sierra Ventures invest in?
AI Infrastructure, Vertical AI, Physical AI, and Frontier & Deep Tech.

Where is Sierra Ventures based?
San Mateo, California, in the San Francisco Bay Area.

What is Sierra Ventures’ track record?
Since 1982, Sierra has raised 13 early-stage funds, invested more than $2 billion, and backed companies through 35 IPOs and more than 100 exits.

Early-stage capital for
founders the market
hasn’t found yet.