Sierra
PrivateLast Round
Series E
May 4, 2026
Est. Valuation
$15.8B
Total Funding Raised
$1.59B
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Sierra (Business/Productivity Software) is a technology company that offers a conversational AI platform designed to enhance customer interactions by automating conversations and streamlining the efforts of customer experience teams.
Sector
AI, Data & Cloud Infrastructure
Verticals
NLP & Conversational AI, Customer Experience, Workflow Automation, Low-Code/No-Code
Business Model
B2B
Customer Profile
Revenue Share, Subscription SaaS, Services & Consulting, Usage-Based SaaS
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Sierra Comparables
Compare Sierra with similar companies based on industry and business-model similarity.
Sierra Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series E | May 4, 2026 | ||||
| Series D | Sep 4, 2025 | ||||
| Series C | Oct 28, 2024 | ||||
| Series B | Feb 13, 2024 | ||||
| Series A | May 15, 2023 |
Sierra Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Benchmark Capital | Series D, Series E, Series C, Series B |
| Greenoaks Capital Partners | Series E, Series D, Series C |
| ICONIQ Capital | Series D, Series C |
| GV | Series E |
| Founders Fund | Series D |
| Thrive Capital | Series C, Series B, Series D |
| Sequoia Capital | Series D, Series E, Series C, Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 22, 2026
Grew 35% QoQ, from 614 to 829 employees.
- May 8, 2026
Rocket Companies named as a new customer.
Sierra Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Appears On
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Frequently Asked Questions
Common questions about Sierra's valuation, stock price, and market status.