Sierra
Valuation
$15.8B
2026 Revenue
$200M
Funding
$1.6B
YOY
100%
Team
700
Founded
2023
Sierra Revenue, Valuation & Funding (2026)
Sierra generated $200M in revenue in 2026. Source: X
Sierra is the conversational AI platform for businesses. We help companies elevate their customer experience with AI.
Last updated
Sierra Revenue
In 2026, Sierra's revenue reached $200M. The company previously reported $200M in 2026. Since its launch in 2023, Sierra has shown consistent revenue growth.
Sierra Valuation, Funding Rounds
Sierra reached a $15.8B valuation in 2026, set during its Series E round.
Sierra has raised $1.6B in total funding across 4 rounds, most recently a $950M Series E round in 2026.
| Year | Round | Amount | Valuation | % Sold | Source |
|---|---|---|---|---|---|
| 2026 | Series E | $950M | $15.8B | 6% | techcrunch.com |
| 2025 | Series C | $350M | $10B | 4% | axios.com |
| 2024 | Series B | $175M | $4.5B | 4% | scmp.com |
| 2024 | Seed | $110M | $1B | 11% | scmp.com |
Founder / CEO
Customers
We do not have customer count information for Sierra yet.
Sierra Employees & Team Size
Sierra employs approximately 700 people as of 2026, up from 165 in 2025.
| Year | Milestone | Source |
|---|---|---|
| 2026 | Reached 700 employees (May 2026) | reveliolabs.comEstimated |
| 2025 | Reached 165 employees (January 2025) | Not recorded |
| 2024 | Reached 123 employees (September 2024) | Not recorded |
Frequently Asked Questions about Sierra
What is Sierra's revenue?
As of 2026, Sierra generated $200M in revenue.
Who founded Sierra?
Sierra was founded by Bret Taylor.
Who is the CEO of Sierra?
The CEO of Sierra is Bret Taylor.
How much funding does Sierra have?
Sierra raised $1.6B across 4 rounds.
How many employees does Sierra have?
As of 2026, Sierra had 700 employees.
Where is Sierra headquartered?
Sierra is headquartered in San Francisco, California, United States.
Compare Sierra to the industry
Sierra operates across multiple industries. Browse revenue, funding, and growth data for Sierra in each sector below.
Data and Sources
All figures on this page are taken directly from interviews or are estimates from public sources and proprietary models. Not financial advice. Read full disclaimer.
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