May 2026 Newsletter Sponsor Database: 1,849 Active Companies

In May 2026, 1,849 companies actively purchased newsletter sponsorships — accounting for 4,138 total ad placements tracked across newsletters, podcasts, and YouTube channels. This is your complete reference for who was buying and where.

Top Industries Buying Ads in May 2026

Which sectors were spending the most on newsletter advertising:

Most Active Sponsors — May 2026

Ranked by number of placements tracked. Companies with more placements are running broader campaigns.

#	Company	Placements	Sponsored in
1	Shopify Technology	46 placements	Waveform: The MKBHD Podcast, Mario Lochner – Weil dein Geld mehr kann!, The Personal Finance Podcast +19 more
2	Wispr Flow Artificial Intelligence	36 placements	Recomendo, The Daily Bite, TLDR Newsletter +18 more
3	BetterHelp Health & Wellness / Therapy	24 placements	Market Munchies, Jobseeking is Hard, Alexandra Gater +15 more
4	Attio CRM Software	24 placements	Future Blueprint, The Daily Bite, Bay Area Times +11 more
5	Viktor Artificial Intelligence	23 placements	The AI Entrepreneurs, MakerThrive, The Neuron +8 more
6	Vanta SaaS	23 placements	Lenny's Newsletter, The VC Corner, Deep Questions +8 more
7	DeleteMe Finance	23 placements	The Personal Finance Podcast, Money For Couples with Ramit Sethi, Money For Couples +5 more
8	Kalshi Trading	22 placements	Milk Road Crypto, Alternative Investing Report, Need2Know +10 more
9	Granola SaaS	20 placements	Bay Area Times, Big Desk Energy, The Deep View +6 more
10	Amazon Finance	20 placements	Chat With Traders, NoDesk, Artificial Intelligence Act - EU AI Act +10 more
11	Quince Home & Garden	20 placements	DIY Wife, Mental Illness Happy Hour, All Healthy +8 more
12	Simplecast Finance	17 placements	Investing Insights, Mad Money w/ Jim Cramer, CNBC's "Fast Money" +8 more
13	HubSpot SaaS	16 placements	AI Fire, Science Says, The Rundown AI +8 more
14	Megaphone Technology	16 placements	I Can’t Sleep, Stock Market Today With IBD, BiggerPockets Money Podcast +7 more
15	AdsWizz Finance	16 placements	Mad Money w/ Jim Cramer, CNBC's "Fast Money", ETF Edge +8 more
16	Indeed Finance	16 placements	The Personal Finance Podcast, Young and Profiting with Hala Taha, Weekends with Rob Fai
17	Nexo FinTech	15 placements	Milk Road Crypto, The Drip
18	Squarespace Technology	15 placements	Mac Power Users, Peter McKinnon, Matt D'Avella +5 more
19	Lightfield CRM Software	15 placements	Open Source CEO, The AI Report, Future Blueprint +4 more
20	Framer SaaS	14 placements	Open Source CEO, Waveform: The MKBHD Podcast, Practical AI +5 more
21	MarketBeat Finance	14 placements	Pivot & Flow, Need2Know
22	Acorns Finance	14 placements	The Personal Finance Podcast, Growth Mindset Psychology: The Science of Self-Improvement, 2 Bears, 1 Cave with Tom Segura & Bert Kreischer
23	Incogni Cybersecurity	13 placements	The Rundown, The AI Report, The Neuron +4 more
24	Omny Studio Finance	13 placements	How to Money, The Money Café with Alan Kohler, Motley Fool Money +3 more
25	Monarch Finance	12 placements	The Personal Finance Podcast, Deep Questions, Money Guy Show +1 more
26	Policygenius Finance	12 placements	The Personal Finance Podcast, First Up with Korolnek & Colaiacovo, Weekends with Rob Fai
27	Audible Finance	12 placements	Money For Couples, Money For Couples with Ramit Sethi, The Brutal Truth about Sales and Selling - We interview the world's best B2B Enterprise salespeople. +2 more
28	Fiscal AI FinTech	11 placements	The Intrinsic Value Newsletter, Dividend Talks, How They Make Money
29	Miso Robotics Artificial Intelligence	11 placements	How They Make Money, Open Scout, Pivot & Flow +1 more
30	Particle Consumer Goods	11 placements	The Dink Newsletter, D3Playbook, Bay Area Times +3 more
31	Deel SaaS	11 placements	Not Boring by Packy McCormick, GRIT, The Neuron +6 more
32	Athyna Artificial Intelligence	11 placements	The Deep View, Bay Area Times, The Signal
33	Alma Artificial Intelligence	11 placements	Run Your Private Practice with AI (Artificial I..., Run Your Private Practice with AI, Mental Illness Happy Hour +1 more
34	LMNT Technology	11 placements	Deep Questions, Deep Questions with Cal Newport, Money For Couples +3 more
35	Huel Food & Nutrition	11 placements	Scott's Newsletter, Young and Profiting with Hala Taha, Neuro Athletics
36	Zocdoc Home & Garden	11 placements	Jenna Phipps, Young and Profiting with Hala Taha, MacBreak Weekly (Audio) +3 more
37	Notion SaaS|Productivity	10 placements	Feed Me, Deep Questions, Deep Questions with Cal Newport +5 more
38	NordVPN Technology	10 placements	Up Rugby, PewDiePie, SEN Breakfast +2 more
39	MasterClass Technology	10 placements	AppleInsider Podcast, Product Talk, The Gutsy Podcast | Mindset, Personal Development & Entrepreneurship for Women +7 more
40	Steamclock Technology	10 placements	Connected, AppStories, Upgrade
41	OutSystems Technology	10 placements	Total Leo, Hands-On Tech, Hands-On Tech (Audio) +3 more
42	NetSuite Technology	10 placements	Mac Power Users, Money For Couples, Money For Couples with Ramit Sethi +2 more
43	FanDuel Sports	10 placements	The Bill Simmons Podcast, OverDrive, The Ringer NBA Show +1 more
44	1Password Technology	9 placements	Mac Power Users, The Changelog, The Changelog: Software Development, Open Source
45	WorkOS SaaS	9 placements	Lenny's Newsletter, TLDR, TLDR Founders
46	Slack SaaS|Collaboration Tools	9 placements	There's An AI For That, Bay Area Times, There's an AI For That
47	Mode Mobile FinTech	9 placements	Pivot & Flow, Big Technology, The AI Report +3 more
48	Bitget FinTech	9 placements	The Pomp Letter, The Scoop
49	Simple Mining FinTech	9 placements	The Pomp Letter, The Scoop
50	Uphold FinTech	9 placements	The Pomp Letter, The Scoop

Showing top 50 of 1,849 active sponsors. Sign up free to access the full May 2026 database.

How to Use This Data

A company that sponsored a newsletter in May 2026 is a warm lead. They've already committed budget to this channel — your job is simply to show them your audience is the right fit. Start with the companies in your niche, check which newsletters they ran in, and craft a pitch that references their existing campaigns.