Newsletter Ad Index
Top newsletter sponsors, May 2026
Brands ranked by the number of newsletters they sponsored in May 2026. Each brand counts once per newsletter.
Oct 2026Sep 2026Aug 2026Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025
Top sponsors
| # | Sponsor | Category | Newsletters | Prior rank |
|---|---|---|---|---|
| 1 | Frontend Masters | Education & courses | 5 | – |
| 1 | Tiger Data | Data & analytics | 5 | 1 |
| 3 | Ghost | Developer tools | 4 | – |
| 3 | Sentry | Developer tools | 4 | 1 |
| 5 | Attio | Sales & marketing software | 3 | 3 |
| 5 | Depot | Developer tools | 3 | – |
| 5 | Expo | Developer tools | 3 | – |
| 5 | Granola | Productivity & collaboration | 3 | – |
| 9 | AppSignal | Developer tools | 2 | – |
| 9 | Clerk | Developer tools | 2 | 6 |
| 9 | Deel | HR & recruiting | 2 | – |
| 9 | Vonage | Telecom & hardware | 2 | – |
| 9 | Greybeam | Sales & marketing software | 2 | 3 |
| 9 | Orkes | Developer tools | 2 | – |
| 9 | Squarespace | E-commerce & retail | 2 | 6 |
| 9 | The RealReal | E-commerce & retail | 2 | – |
| 9 | Viktor | AI & ML | 2 | – |
| 9 | WorkOS | Developer tools | 2 | – |
Prior rank is the brand's position in April. A dash means no placement that month.
First-time newsletter sponsors
Brands with their first recorded newsletter sponsorship in May 2026, counting only newsletters tracked for at least two months.
| GranolaMRR Unlocked, Startup Riders, The Brief by CareerBuddy | Productivity & collaboration |
| ViktorAI by Aakash, Strategy Breakdowns | AI & ML |
| Auth0Tech World With Milan Newsletter | Security |
| AmplitudeElena’s Growth Scoop | Data & analytics |
| CodeWordsMRR Unlocked | AI & ML |
| ContentmonkMRR Unlocked | AI & ML |
| ConversionMKT1 Newsletter | Sales & marketing software |
| ConvexChain of Thought | Developer tools |
| DaydreamLATEST ARRIVALS BY LILLY SISTO | E-commerce & retail |
| ElevenLabsTech World With Milan Newsletter | AI & ML |
| GuruThe Skip By Nikhyl Singhal (The Skip) | Productivity & collaboration |
| GleanElena’s Growth Scoop | AI & ML |
| GreenlightMoneywise | Finance & fintech |
| Kobo PlusIndie Audiobook Deals | Media & entertainment |
| Seeking AlphaSmart Money with Kai | Investing & trading |
Sponsors by topic and category
Newsletter topic
Sponsor's business
| Developer tools | 26 |
| AI & ML | 13 |
| Sales & marketing software | 13 |
| Productivity & collaboration | 12 |
| Consumer goods | 11 |
| Security | 7 |
| Data & analytics | 7 |
| Education & courses | 7 |
| Health & wellness | 6 |
| E-commerce & retail | 5 |
| Investing & trading | 5 |
| Finance & fintech | 4 |
Coverage grows every week, so compare months with care. Counts include only newsletters we track.