Sandstone

Sandstone is the Legal Relationship Management system that coordinates a delightful day-to-day for legal departments.

AI agents Legal and compliance

Latest funding

$30M Series A · June 9, 2026

Led by Lightspeed · Source: techcrunch.com

Total raised: $40M across 2 sourced rounds

All 2 rounds ↓

Website: sandstone.com.

X: @sandstonehq · 318 followers.

LinkedIn: sandstone-ai.

Categories: AI agents Legal and compliance.

Stage: Series A.

Based in: New York, United States.

Total raised: $40M in 2 sourced rounds.

Last round: Jun 9, 2026 · 159 days ago.

On Recent Funding since: Sep 29, 2026.

Signals

X account@sandstonehq · created Jul 20, 2025 (16 months old) · 318 followers

Website registeredMar 13, 1998 (28 years old)

About Sandstone

The platform that centralizes intake, context, and flags issues before they happen. It connects every workflow to the business relationship behind it and operationalizes legal knowledge through supervised agents.

TIMELINE · MONEY RAISED

Sandstone | 177 days from X account to first raise on record

@sandstonehq·Raised $40M in 2 sourced rounds·1 signal before the first raise

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

Date	Round	Amount	Lead	Source
Jun 9, 2026	Series A	$30M	LLightspeed	techcrunch.com
Jan 13, 2026	Seed	$10M	—	Artificial Lawyer

Timeline

July 20, 2025
X account created
March 13, 1998
Website created

Founders and team

LG
Liam Germain Co-founder

@liamail · source: x.com

Investors

Companies like Sandstone

CChatAndBuild
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EEve$103M Series B+ · Sep 2025
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KKaizanSeed · May 2026
HHatchSeed · Aug 2026

Other companies backed by Lightspeed

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HHypersonica$112.16M · Nov 2026
DDren Bio$350M Series B+ · Oct 2026
WWarp Sciences$215M Series A · Oct 2026
RReliable Robotics$115M Series B+ · Oct 2026

Lightspeed portfolio →

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/sandstone (get a free API key).