Newsletters that have run sponsorships from Squarespace
Updated May 19, 2026 · Newsletter Insights
Squarespace (squarespace.com) has been detected as a sponsor across 5 active newsletters in our index, with 19 total placements since we started tracking. If you’re a media buyer evaluating inventory that performs for the same buyer profile, this is a starting list: every newsletter below has already proven willing to run a Squarespace-shape advertiser.
Sorted by current subscriber count. Click through to each newsletter for full audience, pricing, growth, and sponsor history.
8 newsletters peer brands sponsor that Squarespace hasn't tried yet
We mapped where Squarespace's peer brands (Circle, Ground News, Meco, Polymarket) are running placements that Squarespace hasn't. The full whitespace list comes with audience overlap to Squarespace's existing buys, sponsor mix vs each peer, estimated CPM ranges, and recommended pitch order.
Including Dean Blundell, Postanly Weekly, Venture Curator + 5 more.
$300·2-3 working days·refunded if we can't deliver
See all 8 brands — $300Or — need a tailored shortlist for a Squarespace-shape brand?
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedTrack Squarespace's sponsorships
Get email alerts when Squarespace runs a new placement, with the newsletter, audience size, and estimated CPM in every alert. Useful for competitive intelligence, agency reporting, or tracking your own brand's footprint.
$29/mo·cancel anytime
See what's includedCulture (2)
Media (1)
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Read Max
63K subscribers · 1 Squarespace placement · substack
Lifestyle (1)
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objects of desire
10K subscribers · 1 Squarespace placement · substack
Food (1)
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The Angel
8K subscribers · 2 Squarespace placements · substack
Looking for more Squarespace-shape inventory?
We track ~31,000 active newsletters across Substack, Beehiiv, and Ghost. About 1,500 of them have detected sponsor history. Filter the full index by category, subscriber range, growth, and sponsor activity — save the search and get a weekly email when new newsletters match.