Sponsor comparison
Memorandum vs Open Source CEO
Newsletter sponsorship activity, audience reach, and ad formats — side by side.
Sponsorship breakdown
Media|Business
Entrepreneurship|Startup
Bay Area Times
265K subscribers
Bay Area Times
265K subscribers
265K subs
265K subs
Smarter insights on technology, business, markets, world, and culture.
Get the chance to peek inside founders and leaders’ brains and see how they thin…
July 2026
July 2026
Ad copy examples
Memorandum
Smarter insights on technology, business, markets, world, and culture.
Open Source CEO
Get the chance to peek inside founders and leaders’ brains and see how they think about going from zero to 1 and beyond. Join thousands of weekly readers at Google, OpenAI, Stripe, TikTok, Sequoia, and more. Check all the tools and more here, and outperform the competition.
Get the full sponsor picture
Contact details, decision makers, email addresses, and complete sponsorship history for both brands.
Start free — no card needed