Redwood Materials

Redwood Materials produces critical minerals like lithium, nickel, cobalt, and copper by recycling end-of-life batteries.

Latest funding

$550M · July 31, 2026

Source: Dealroom

Total raised: $3.02B across 5 sourced rounds

All 5 rounds ↓

Website: redwoodmaterials.com.

X: @RedwoodMat · 30,826 followers.

LinkedIn: redwood-materials.

Categories: AI infrastructure and compute Climate and energy Developer tools and cloud.

Sectors: Advanced Materials, Battery, Electric Vehicle, Energy Storage, Renewable Energy.

Stage: Series B+.

Based in: Carson City, United States.

Founded: 2017.

Total raised: $3.02B in 5 sourced rounds.

Last round: Jul 31, 2026 · 107 days ago.

Headcount: 1001–5000 employees.

On Recent Funding since: Sep 29, 2026.

Signals

X account@RedwoodMat · created Jul 21, 2017 (9 years old) · 30,826 followers

Website registeredFeb 14, 2016 (10 years old)

About Redwood Materials

It also manufactures key components for advanced batteries and deploys large-scale energy storage systems. Its customers include data centers, the nation's grid, and partners like Panasonic, Volkswagen Group of America, and GM.

TIMELINE · MONEY RAISED

Redwood Materials | 1991 days from website to first raise on record

@RedwoodMat·Raised $3025M in 5 sourced rounds·2 signals 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
Jul 31, 2026	Round	$550M	—	Dealroom
Jan 30, 2026	Series B+	$425M	—	fundraisingfox.com
Oct 23, 2025	Series B+	$350M	EEclipse	fundraisingfox.com
Aug 29, 2023	Series B+	$1B	CCapricorn's Technology Impact Funds	fundraisingfox.com
Jul 28, 2021	Series B+	$700M	TT. Rowe Price Associates	techcrunch.com

Timeline

July 21, 2017
X account created
February 14, 2016
Website created

Founders and team

JS
JB Straubel Founder
AG
Alexis Georgeson Vice President, Government Relations and Communications
CL
Cal Lankton Chief Commercial Officer
CC
Colin Campbell Chief Technology Officer
DA
Deepak Ahuja Chief Financial Officer
JT
Jason Thompson Chief Financial Officer

Acquisitions

Acquired company	Price	Announced
RREDUX Recycling	Not disclosed publicly	Date not given

Investors

Companies like Redwood Materials

LLinca$2.89M Seed · Jul 2026
NNordic Salt Cycle$4.05M Pre Seed · Nov 2025
LLohum$54M Series B+ · Mar 2024
TTozero$12M Seed · Nov 2024
CcylibSeries A · May 2024
AAce Green Recycling

Other companies backed by Eclipse

HHumble$51M Series A · Nov 2026
BBedrock Robotics$600M Series B+ · Oct 2026
PPeak Energy$108M Series B+ · Oct 2026
RReliable Robotics$115M Series B+ · Oct 2026
SStand$70M Series B+ · Oct 2026
OOxide Computer Company$445M Series B+ · Oct 2026

Eclipse 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/redwood-materials (get a free API key).