Karbon
PrivateLast Round
Series B
Extension
Sep 18, 2023
Est. Valuation
$285M
Total Funding Raised
$99.5M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Karbon operates in Enterprise Software and is based in San Francisco, California. Its latest recorded funding round was a Series B Extension round in September 2023.
Karbon is a business and productivity software company that provides a collaborative practice management platform designed to automate workflows, standardize processes, and streamline communication for accounting and professional services firms.
Sector
Enterprise Software
Verticals
Accounting & Expense, Workflow Automation, Project Management, Vertical SaaS
Business Model
B2B
Customer Profile
Subscription SaaS, Usage-Based SaaS, Payment Processing Fee
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Karbon Comparables
Compare Karbon with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Canopy | 92% | |
| TaxDome | 88% | |
| Ignition | 85% |
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Karbon Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B Extension | Sep 18, 2023 | ||||
| Series B | Feb 28, 2022 | ||||
| Debt | Aug 5, 2021 | ||||
| Series A | Mar 2, 2021 | ||||
| Debt | Jan 1, 2019 | ||||
Seed | Jun 19, 2018 |
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Key People
Founding team and executive leadership
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Karbon Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| CIBC Innovation Banking | Debt |
| Timia Capital | Debt |
| Five Elms Capital | Series B, Series B Extension, Series A |
| Blackbird Ventures | Seed |
| Tidemark (US) | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 22, 2026
Added Jessica Stebbings Limited, an accounting startup, as a customer.
- Apr 21, 2026
Included on Fortune magazine's Best Small Workplaces list.
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Karbon 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 Karbon's valuation, stock price, and market status.
Is Karbon a public or private company?
Karbon is a private company.
What is the current stock price of Karbon?
Karbon is a private company, so its shares have no public market price. Caplight tracks Karbon's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Karbon worth (valuation)?
Karbon's valuation is estimated at $285.0M based on funding round data.
Can I buy Karbon stock?
Karbon shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Karbon's last funding round?
Karbon's most recent funding round was Series B Extension on September 18, 2023.
Who are the main investors in Karbon?
Key investors in Karbon include CIBC Innovation Banking, Timia Capital, Five Elms Capital, Blackbird Ventures, Tidemark (US).
Will Karbon IPO soon?
No public IPO plans have been announced for Karbon.
How can I track Karbon secondary market activity?
Caplight tracks bids, offers, and trades in Karbon's shares on secondary markets.