Build it your way. Own every layer of it.
Your team runs the systems and your company owns them. The AI works for your people, not the other way around. Everything runs online or offline, and it works the same whether your team is one person or ten thousand.
Who Uses Cloud Underground?
Three kinds of teams, one platform.
--Founders and small teams--
You have an idea and you want a paying customer. We take you from idea
to first sale, then hand you the systems to keep going without us.
--Security and platform engineers--
You need labs, cyber ranges and test environments that run on your own
hardware. On-prem, in a browser, or fully offline. No rewiring your
stack and no cloud credits.
--Educators and training programs--
You need students building real things in an environment you control.
Works offline, resets between classes, and nothing a student types
leaves the room.
What they all have in common
None of them can hand their work to somebody else's cloud.
Maybe the data cannot leave. Maybe the vendor owns too much of the
stack. Maybe legal says no before engineering gets to say yes. So the
people who could move fastest end up waiting for permission.
We build the other option. Systems that run on hardware you own, online
or offline. No keys leave your building. No subscription can be revoked.
You get a perpetual license and a machine nobody can reach but you.
Your people stay in charge
Your team makes the decisions and the system carries the load. Nothing
runs until a person approves it, and every action is written down. That
is not a setting you turn on. It is how the thing is built.
Run it with an all human team. Run it with digital twins covering the
roles a bigger team would have held. Run it mixed. We hand your people
the systems and they decide how the work gets done.
That is why a one person company can operate on the same systems as a
Fortune 500. The systems do not care how many of you there are. They
care that you are the one in charge.
Built by people who have done this before
Our systems train the next generation of defenders inside regional cyber
ranges. We have contributed to national standards for secure microservice
architecture. And for over a decade we have helped organizations turn a
complex idea into something buyers pay for.
We work in three stages and they all run on one platform. Build takes an
idea to a paying customer. Grow turns a product into a company. Exit gets
you ready for diligence before anyone asks for it.
Here is how it works.
From the Blog
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What “Sovereign AI” Really Means: Ethics & Acco...
When people hear “Sovereign AI,” they imagine secrecy or rebellion. But at Cloud Underground, sovereignty means accountability — AI that answers to humans, not corporations.
What “Sovereign AI” Really Means: Ethics & Acco...
When people hear “Sovereign AI,” they imagine secrecy or rebellion. But at Cloud Underground, sovereignty means accountability — AI that answers to humans, not corporations.
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How a Box on My Desk Became a Cloud — The Real ...
From a single box on my desk in 2020 to the launch of Cloud Underground’s Bronze Twin in 2025 — this is the story of how I built automation that...
How a Box on My Desk Became a Cloud — The Real ...
From a single box on my desk in 2020 to the launch of Cloud Underground’s Bronze Twin in 2025 — this is the story of how I built automation that...
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Candles to Cloud Labs
The story of work began with a candle and ends in the glow of a screen. In Candles to Cloud Labs, Nato Riley explores how builders can reclaim control of...
Candles to Cloud Labs
The story of work began with a candle and ends in the glow of a screen. In Candles to Cloud Labs, Nato Riley explores how builders can reclaim control of...
Shop Cloud Underground
Sovereign AI Starter Kit (Includes dRAG Pack + MVP Blueprint)
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Software Only
Custom-Forged Cloud
Closed-source, customized cloud deployments designed for your infrastructure.
- Built for enterprise
- Custom-built cloud-native technology
- Graphics-accelerated, high-performance virtual environments
- You own the code and deployment
Software + Mentorship
Cloud Mentors Inner Circle
Custom-Forged cloud environments with guided engineering mentorship for your team.
We teach you how to run, scale, and own your stack.
Fully Managed
End-to-End Engineering Services
Custom-forged cloud + an engineering team fully managed by us. We bring the tools and the team. You own the asset.
The Platform: Underground Nexus
The nerve net of every solution we build, Underground Nexus is the free-forever, self-healing, cloud-agnostic, high-performance, fully customizable virtual infrastructure platform.
We took two years of platform engineering, automating, and developing and packaged all that work into an open-source platform.
From secure virtual desktops to automated compliance workflows, the Underground Nexus adapts to your needs and the changing tides of your business.
Swarm Swag
Support radically innovative open-source dev and look cool at the same time with gear from Cloud Underground.
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Cloud Underground embroidered logo oversized tie-dye adult unisex t-shirt
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Cloud Underground stainless steel water bottle
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