Letterbook
PrivateLast Round
Seed
Jan 30, 2025
Total Funding Raised
$2.5M
Company Overview
Letterbook operates in Enterprise Software and is based in San Francisco, California. Its latest recorded funding round was a Seed round in January 2025.
Letterbook is an AI-native customer support platform that integrates with business databases and payment systems to automate ticket resolution for startups.
Sector
Enterprise Software
Verticals
Customer Experience, NLP & Conversational AI, Workflow Automation, CRM
Business Model
B2B
Customer Profile
Subscription SaaS
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Letterbook Comparables
Compare Letterbook with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| My AskAI | 83% | |
| Plain | 81% | |
| Groove Networks, LLC | 81% |
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Letterbook Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Jan 30, 2025 | ||||
| Accelerator | Sep 6, 2023 |
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Key People
Founding team and executive leadership
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Letterbook Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Pioneer Fund | Seed |
| FoundersX Ventures | Seed |
| Eight Capital | Seed |
| SV Tech Ventures | Seed |
| Sandhill Markets | Seed |
| Y Combinator | Accelerator |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 30, 2025
$2M raised from FoundersX Ventures, Pioneer Fund, and SV Tech Ventures.
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Letterbook Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Letterbook's valuation, stock price, and market status.
Is Letterbook a public or private company?
Letterbook is a private company.
What is the current stock price of Letterbook?
Letterbook is a private company, so its shares have no public market price. Caplight tracks Letterbook's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Letterbook worth (valuation)?
Valuation information for Letterbook is not publicly available.
Can I buy Letterbook stock?
Letterbook shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Letterbook's last funding round?
Letterbook's most recent funding round was Seed on January 30, 2025.
Who are the main investors in Letterbook?
Key investors in Letterbook include Pioneer Fund, FoundersX Ventures, Eight Capital, SV Tech Ventures, Sandhill Markets.
Will Letterbook IPO soon?
No public IPO plans have been announced for Letterbook.
How can I track Letterbook secondary market activity?
Caplight tracks bids, offers, and trades in Letterbook's shares on secondary markets.