Discover marketing directors at tech and financial firms who actively allocate budget toward newsletter sponsorships, podcast ads, and niche media buys.
Live Database
We monitor brands that are actively purchasing alternative digital media placements — newsletter sponsorships, podcast ads, and niche community partnerships.
Verified brands with active or recent newsletter sponsorship and podcast ad placements.
Expected click-through rate for B2B newsletter sponsorship placements in tech and finance.
Average publisher outreach response rate when pitching sponsorship placements.
Brands newly identified as active alternative media buyers added to our tracking network.
Preview Database
Preview marketing directors and brand managers at companies actively buying newsletter and podcast sponsorships.
Newsletter advertising has grown into a $2B+ market, with B2B brands shifting budget from traditional display ads to sponsorships in curated newsletters with highly engaged, niche audiences. A single placement in a top-tier tech newsletter can generate more qualified leads than a month of LinkedIn ads — at a fraction of the cost.
For newsletter publishers, the monetization challenge isn't audience size — it's finding the right brand sponsors. Most publishers rely on ad networks that take 30-50% commissions, or they spend hours writing cold emails to marketing teams that never respond. The publishers who consistently monetize at premium CPMs are the ones who build direct relationships with brand sponsors.
Leadfield enables publishers to identify and reach brands that are already spending on newsletter and podcast sponsorships — the warmest possible prospects. When a brand is already paying $5k-$15k per newsletter placement with a competitor, pitching your own audience is a warm outreach conversation, not a cold sell.
Verified Results
How a developer-focused newsletter signed sponsorship deals with B2B brands using Leadfield's automated outreach.
“We signed 8 sponsorship placements worth $45,000 in a single quarter. These were brands we never would have found through ad networks.”
A developer-focused newsletter with 45,000 subscribers was stuck monetizing through a generic ad network that took 40% commission. Direct sponsor outreach emails were being ignored.
Automated LinkedIn profile visits + high-context email drips targeting marketing directors at B2B SaaS companies who were already sponsoring competing newsletters.
Connected with 15 active brand marketers, leading to 8 signed direct sponsorship placements and generating $45,000 in revenue — a 3.4x ROI on outreach costs.
FAQ
We track B2B SaaS companies, fintech platforms, developer tools, cloud infrastructure providers, and professional services firms that are actively purchasing newsletter sponsorships, podcast ads, and community partnerships.
We monitor sponsorship placements across hundreds of newsletters, track brand mentions in ad disclosure tags, and identify marketing teams that are hiring media buyers or partnership managers — all strong signals of active sponsorship budgets.
Absolutely. Podcast hosts, YouTube creators, community platforms, and any media owner looking for direct brand sponsorships can use this database. The brands we track are buying across all alternative media channels.
B2B newsletter sponsorships typically command $30-$80 CPM for engaged audiences. A 50,000-subscriber newsletter with strong open rates can charge $2,000-$5,000 per placement. Direct relationships (bypassing ad networks) can yield 40-60% higher effective CPMs.
Substack and newsletter publishers unlock instant ad-placement monetization channels. Find brands ready to sponsor.
Find Brand Sponsors