Letterhead

The email platform built for media.

Run every newsletter as its own product, with its own audience, revenue and workflow.

List health and sponsorships are handled for you. Newsletters, transactional email and journeys run on one platform.

Media companies and newsrooms that run on Letterhead

The Letterhead platform

Every tool your team needs to scale and succeed.

PORTFOLIO
Grow the portfolio, not the workload.

Workspaces, governance, and a true portfolio-wide view of every brand, audience, and goal. Your team will optimize and grow every single list and newsletter like never before.

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PRODUCTION
Editions in minutes, not hours.

The email builder you've dreamed of. Global and lockable templates, an easy but powerful drag-and-drop editor, intelligent and personalized content curations, approval flows and so much more. No HTML, no chaos.

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INTELLIGENCE
Know exactly what's working.

See what content is driving results, where people are engaging, and what strategies are working. Automate and simplify reporting, so you can focus on what's next.

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REVENUE
More conversions, better CPMs, every send.

Direct ads, programmatic, house promotions, conversion CTAs: however email drives revenue, manage and fulfill and track it in seconds across every newsletter and audience.

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AUDIENCE
Know and engage every reader.

A unified view of every person across products and lists, with granular data and powerful companywide controls. Create segments, journeys, triggered flows, preferences, and everything else you need to create engagement that lasts.

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SEND
Get and stay in the inbox, every time.

Newsletter and transactional support, dedicated IP addresses, automated migration and warmup, and detailed deliverability reporting and repair.

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AGENTS
Give your team a team.

Let agents handle the repetitive work: curate content, draft sections, segment audiences, and queue sends across every newsletter. Your team reviews and approves; the agents do the rest.

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API & MCP
Tools that work the way you work, where you work.

API-first, with a native MCP server. A versioned REST API, webhooks, and Zapier, plus a per-tenant MCP server so your systems and your AI agents can read data, sync audiences, and curate content across every newsletter.

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Our Mission

Newsletters are products. Your tools should help you run them that way.

The best newsletters have a clear and measured strategy, consistently improve their approach, and grow engagement and brand loyalty over time. Letterhead makes that easy.

Campaign mindset

How most teams run newsletters today

  • Each send is a one-off
  • Success is the open rate
  • Someone presses send
  • Whatever was published this week
  • Revenue is an afterthought
Product mindset

How Letterhead teams run newsletters

  • Each newsletter is a measurable product
  • Success is engagement, growth, revenue
  • Each newsletter has a workflow
  • Strategy is iterative; ROI compounds
  • Revenue is built in from day one

A true audience engagement flywheel.

Great content earns engagement. Engagement earns revenue. Revenue drives the business.

Engagement lift
+32%

on existing newsletters, 90 days after switching to Letterhead

Revenue lift
+22%

on monetized sends after 180 days — through sales, CTAs, advertising

Less production time
75%

per edition, on average

“The biggest game changer was how much time we saved.”
— iNFOnews

What customers say

See your newsletter in Letterhead.

Fifteen minutes with our team: how your newsletters would run on Letterhead, how the move works, and a price for your size.

Book a test drive