💰Sandstone Raises $30M for In-House Legal AI Agents
TL;DR
Sandstone raised a $30M Series A led by Lightspeed to automate work for corporate in-house legal teams, six months after a $10M seed. It triages intake from Slack, email, and Jira, then runs custom drafting and review workflows.
Sandstone raised a $30M Series A led by Lightspeed to automate work for corporate in-house legal teams, six months after a $10M seed. It triages intake from Slack, email, and Jira, then runs custom drafting and review workflows.

Key Points
Series A announced June 9, 2026, led by Lightspeed with Sequoia and others
Follows a $10M Sequoia-led seed round in January 2026
Targets small and mid-size in-house legal departments, not law firms
Routes work from Slack, email, and Jira, then builds custom drafting and review workflows
Competes with Harvey, Legora, and Anthropic's expanding Claude for Legal
Why It Matters
Vertical AI that owns a specific workflow keeps attracting capital while horizontal copilots stall, and in-house legal is a large under-served budget.
Quick Facts
Frequently Asked Questions
Why does this matter?
Vertical AI that owns a specific workflow keeps attracting capital while horizontal copilots stall, and in-house legal is a large under-served budget.
What happened?
Sandstone raised a $30M Series A led by Lightspeed to automate work for corporate in-house legal teams, six months after a $10M seed. It triages intake from Slack, email, and Jira, then runs custom drafting and review workflows.
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