The short version: the fastest way to sponsor a newsletter in 2026 is through a marketplace like Paved, Swapstack or MediaPact, where thousands of newsletters list their sponsorship slots and prices openly. Below is the full directory: the platforms worth using, the newsletters worth sponsoring by category, and how to book a placement without wasting money.
Newsletter sponsorship has quietly become one of the highest-trust advertising channels going, because a recommendation inside an email someone chose to open beats an ad they scrolled past. This directory is built for two people: the brand that wants to advertise in newsletters, and the creator who wants to understand where the money is. If you run a newsletter and want sponsors, the same platforms work in reverse.
The newsletter sponsorship platforms (start here)
These marketplaces let you browse newsletters, see audience sizes and prices, and book directly. Most charge the publisher, not the advertiser.
| Platform | What it is | Cost to advertiser |
|---|---|---|
| Paved | The largest marketplace, 3,000+ premium newsletters across hundreds of categories, flat-fee native placements | No platform fee |
| Swapstack | Newsletter-specific marketplace, now owned by beehiiv | Fee built into placement |
| MediaPact | Cross-format: newsletters, podcasts and content in one place, built for brands and agencies | Marketplace fee |
| Passionfroot | All-in-one booking tool used by many B2B creators | Subscription (around 199 US dollars a month) |
| Hecto | Buy, sell and manage newsletter ads, free to join | Percentage fee |
| Letterwell | Search platform to find newsletters to advertise in | Free to search |
| beehiiv Ad Network | Native ad network across newsletters built on beehiiv | Managed placements |
| Who Sponsors Stuff / SponsorGap | Databases of who has sponsored which newsletters, for research and prospecting | Subscription |
Notable newsletters that accept sponsors, by category
These are established newsletters known to run sponsorships. Audience sizes and prices change, so check current rates on the platform or their own sponsor page.
Business and general
- Morning Brew, The Hustle and 1440 for broad business and daily-news reach
- The Daily Upside for finance-leaning business readers
Marketing and growth
- Marketing Brew, Demand Curve and Marketing Examples for marketers and founders
- Growth Memo and Lenny's Newsletter for product and growth audiences
Tech, AI and startups
- TLDR, Ben's Bites, The Rundown AI and Superhuman for tech and AI readers
- Trends and Creator Science for entrepreneurs and creators
Finance and money
- The Daily Upside and Money-focused briefings for investor and finance audiences
How to book a newsletter sponsorship without wasting money
1. Match the audience, not the size. A 15,000-subscriber niche newsletter aimed at your exact buyer beats a 500,000-subscriber general one. Relevance converts, reach flatters.
2. Ask for the click-through rate, not just opens. A dedicated or well-placed native slot in a focused newsletter often out-performs a diluted ad in a huge one.
3. Start with one placement and a tracking link. Test a single send with a UTM link before committing to a package. Judge on clicks and conversions, not vanity metrics.
4. Consider a dedicated send. An undiluted email built around your offer usually beats a small slot buried between other links.
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Want to sponsor a focused business and marketing newsletter?
If your audience is business owners, founders and marketers, you can sponsor this newsletter directly. It reaches 15,000 subscribers who open it to learn about AI and marketing, and a dedicated placement means your message is not competing with anyone else's. Get in touch about newsletter sponsorship.
Frequently asked questions
Do most newsletters charge the advertiser a platform fee?
On Paved there is no advertiser fee; you pay the placement price. Some platforms build a fee into the cost or charge the publisher. Always confirm before booking.
How much does a newsletter sponsorship cost?
It varies widely by audience and format, from double figures for small niche sends to thousands for large premium newsletters. A useful benchmark is cost per click of roughly one to five US dollars at market rate.
What is the best platform to start with?
Paved has the largest open catalogue and no advertiser fee, which makes it the easiest place to browse and compare before you book.
Related reading: Stop Using AI To Write Your Emails. Use It To Triage Them Instead and I Let AI Take My Meeting Notes for Six Months. Here Is the Part Nobody Warns You About.
