Plain
PrivateLast Round
Series A
Feb 10, 2025
Total Funding Raised
$33M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Plain operates in Enterprise Software and is based in Altrincham. Its latest recorded funding round was a Series A round in February 2025.
Plain is a software company that provides an AI-native, API-first customer support platform designed for B2B SaaS and engineering-led teams.
Sector
Enterprise Software
Verticals
Customer Experience, NLP & Conversational AI, Workflow Automation, Enterprise Communication
Business Model
B2B
Customer Profile
Subscription SaaS, Freemium
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Plain Comparables
Compare Plain with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Unthread | 90% | |
| Pylon | 88% | |
| ClearFeed | 84% |
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Plain Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Feb 10, 2025 | ||||
| Seed | Nov 8, 2023 | ||||
| Seed | Dec 12, 2022 | ||||
| Seed | Nov 9, 2022 |
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Key People
Founding team and executive leadership
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Plain Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| MKT1 | Seed |
| Connect Ventures | Series A, Seed |
| MKT1 Capital | Seed |
| Connect Ventures | Series A, Seed |
| Battery Ventures | Series A |
| Index Ventures | Series A, Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 27, 2026
Added Octopus Energy Group as a customer.
- May 27, 2026
Added Dust, an AI startup, as a customer.
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Plain 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 Plain's valuation, stock price, and market status.
Is Plain a public or private company?
Plain is a private company.
What is the current stock price of Plain?
Plain is a private company, so its shares have no public market price. Caplight tracks Plain's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Plain worth (valuation)?
Valuation information for Plain is not publicly available.
Can I buy Plain stock?
Plain shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Plain's last funding round?
Plain's most recent funding round was Series A on February 10, 2025.
Who are the main investors in Plain?
Key investors in Plain include Connect Ventures, Connect Ventures, Battery Ventures, Index Ventures.
Will Plain IPO soon?
No public IPO plans have been announced for Plain.
How can I track Plain secondary market activity?
Caplight tracks bids, offers, and trades in Plain's shares on secondary markets.