Supply

Every screen.
One platform.

Connect once, advertise everywhere. Atrium aggregates supply from streaming, social, search, and programmatic so a marketer with no agency can run media like a holding company.

Atrium — Supply Hub
Channels
Streaming TV7
Social5
Search2
News / Linear3
Programmatic1
Streaming TV · 7 networks connected
Live
Hulu
Disney+
Peacock
Paramount+
ESPN
HBO Max
Roku
Suggested · Shift 18% of Q4 budget from Linear → Hulu CTV based on audience overlap.
17
Premium networks connected on day one
~1hr
From brief to first live impression
0
Agency markup, managed fees, annual contracts
One connection, every screen

Connect once. Run everywhere.

Most marketers spend the first quarter of every year wiring up the same eight ad accounts. Atrium does it once. Connect your Meta, Google, Hulu, Roku, and DSP credentials through guided OAuth and they're available to every campaign forever.

Streaming · Social · Search · News · Programmatic. Seventeen premium supply sources today, and growing.

M
Meta · Business
Connected · 2 ad accounts
G
Google Ads
Connected · MCC linked
H
Hulu · Disney Ad Sales
Connected · CTV inventory live
R
Roku · OneView
Connected · self-serve SSP
+13
13 more networks ready
Click to connect when needed
Why aggregation matters

One workflow beats eight tabs.

Running each network natively means eight different campaign builders, eight billing portals, eight reporting dashboards, and eight versions of every creative spec. The cost isn't just time — it's the campaigns you never launch.

Atrium normalizes the workflow: build a campaign brief once, and the platform spins up the right structure in each ad manager. Spec-compliant creative, mapped audiences, native bid types — all handled.

Same brief → 4 platforms
"Launch Q4 retargeting"
Brief · 14 words
M
Meta · 4 ad sets
CBO · auto-placement
Built
G
Google · RSA + Display
Search + retargeting list
Built
H
Hulu · :15 + :30
CTV · audience-matched
Built
R
Roku · 6 segments
Geo + interest layer
Built
Cost & speed

Faster launches. Cheaper CPMs.

When supply is aggregated, three things get better. Speed — a campaign that took a week to launch across four networks goes live in an hour. Price — Atrium's pooled buying power and unified bidding logic surfaces the cheapest qualified inventory automatically. Coverage — instead of guessing which two channels to fund, fund all five and let performance decide.

No agency markup. No managed-service fees. No annual contracts.

Time to first launch
Traditional · 4 platforms~6 days
Atrium~1 hour
Blended CPM · last 30 days
$11.40▼ 28% vs single-network avg

Plug into every screen.

Connect once. Run everywhere. Atrium is free to install — pay only for the media you run.