Letterhead
8 known investors
Letterhead is a newsletter operating platform that gives content teams tools for email production, audience management, analytics, built-in monetization, deliverability, and AI agents to automate content curation and sends. It serves newsletter and media teams managing single or portfolio-wide email operations, either layered onto an existing ESP/CRM or as a full email platform.
Investors · 8
Connetic VenturesCovington · $250K – $500K
Krillion VenturesMiami
Las Olas Venture CapitalFort Lauderdale · $1.5M – $3M
BDMIreported · 2 sourcesNew York · $500K – $5M
PeakSpan Capital Partnersreported · 2 sourcesNew York · $3M – $50M
Reign Venturesreported · 2 sourcesBrooklyn · $10K – $1M
Also in the syndicate · 2
Florida Opportunity FundMcClatchy
Funding
SEC filings, press & company announcements- Undisclosed amountSeries AOct 2025
Peakspan Capital (lead)
Source ↗ - Undisclosed amountSeedNov 2023 · 2 sources
Las Olas Venture Capital (lead), Reign Ventures (lead), BDMI, Florida Opportunity Fund, McClatchy
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
In the news
Frequently asked questions
- What does Letterhead do?
- Letterhead is a newsletter operating platform that gives content teams tools for email production, audience management, analytics, built-in monetization, deliverability, and AI agents to automate content curation and sends. It serves newsletter and media teams managing single or portfolio-wide email operations, either layered onto an existing ESP/CRM or as a full email platform.
- Who are Letterhead's investors?
- Letterhead's investors include Connetic Ventures, Krillion Ventures, Las Olas Venture Capital, BDMI, PeakSpan Capital Partners, Reign Ventures.