Newsletter Ad Index
Top newsletter sponsors, January 2026
Brands ranked by the number of newsletters they sponsored in January 2026. Each brand counts once per newsletter.
Oct 2026Sep 2026Aug 2026Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025
Top sponsors
Nothing ranked yet this month.
First-time newsletter sponsors
Brands with their first recorded newsletter sponsorship in January 2026, counting only newsletters tracked for at least two months.
| Acadia LearningDigital Chapter | Education & courses |
| Cornbread HempGreatist | Consumer goods |
| Green Dragon FestThe Glatisant: A Questing Beast Newsletter | Events & conferences |
| RevartaHigh Growth Engineer | Education & courses |
Sponsors by topic and category
Newsletter topic
| Software & developers | 8 |
| Startups & venture | 5 |
Sponsor's business
| Education & courses | 5 |
| Developer tools | 4 |
| Productivity & collaboration | 3 |
Coverage grows every week, so compare months with care. Counts include only newsletters we track.