Horizen IT Services
The Prime Radiant emblem: two nested brass cuboctahedra
Managed IT · Microsoft 365 · Atlanta

Managed IT, inside your Microsoft 365.

We administer your tenant, support your people, and keep your machines healthy—from onboarding and offboarding to security baselines and monthly reporting.

What we do

Your tenant. Your machines. Your people.

Entra, Exchange, SharePoint, Teams, and the Admin Center. Remote support, endpoint monitoring, and backups for workstations, servers, and Microsoft 365. Onboarding and offboarding. Security baselines. Monthly reporting. Web hosting on our own systems.

The company

Horizen IT Services

Microsoft 365 administration, remote support, and the people who answer when it matters.

The platform

MythOS

Agents at desks, a connector for Claude, and the tooling we run your tenant with.

Inside Microsoft 365

Your existing tenant is the map.

Identity
↓
Entra ID
Storage
↓
SharePoint
Admin
↓
365 Admin Center
Tooling
↓
MythOS

No new vendors. No new logins.

Status

Live, measured from your browser.

Every 60 seconds this page asks each public service for its health endpoint. A green dot means that service answered just now; a red one means it did not. Nothing here is set by hand.

○ Checking…

Sign-in

One Microsoft or Google sign-in for every Horizen app.

○ Checking…

This site

Served from our own systems.

Checking 5 services…
The platform

MythOS.

Agents at desks, one connector for Claude, and answers read from the machine.

Desks

Agents you can talk to

Each agent has a desk, a standing self, and a memory. Every reply carries the model and what it cost. No hands on your systems.

One link

Your tools in Claude

Sign in. Get one link. Paste it.

Read from the machine

Answers you can check

Patch state, backup health, who has admin: read from your systems on demand.

Who we are

A few people in Atlanta.

We have run IT for businesses for years. Ask, and we'll introduce you to a client.

How we start

Conversation, then a scope in writing.

Four clear steps, from the first conversation through ongoing support.

Free

Conversation

How many people and machines, what stack, and what's slow, fragile, or unknown.

In writing

Scope

What we would do, what it costs, who signs off.

Inside your tenant

Work

In your own Microsoft 365, with your person able to see every change.

Ongoing

Support

We keep it running and report every month.

Contact

Talk to a person.

Tell us how many people and machines you support, what stack you run, and what needs attention.