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Sierra logo

Sierra

Recent Finacing

Series E

Recent Raise

$950M

Sierra is an AI startup that builds agentic platforms and tools to power AI-driven customer experiences and autonomous agents.

California, United States
251-500
Private
sierra.ai
PitchBook

Highlights

Focus Areas

Artificial Intelligence (AI)
Enterprise Software
SaaS
Software

Recent Investors

Greenoaks Capital logo
Benchmark Capital logo
Sequoia Capital logo
Tiger Global logo
Google Ventures logo
Thrive Capital logo
ICONIQ Growth logo
SoftBank logo

Financials

$15.8B

Valuation as of 05/04/2026

$1.6B

Total Raised

6

Funding rounds

8

Investors


Team

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See the team members at Sierra.