Cell Chemistry Development

SilaNano

Enevate

Enovix

Amprius

Group14

Nexeon

OneD

Storedot

Advano

Leydenjar

HQ / Date

CA, USA 2011

CA, USA 2005

CA, USA 2007

CA, USA 2008

WA, USA 2015

CA, USA 2017

UK 2006

CA, USA 2013

Israel 2012

LA, USA 2016

Netherlands 2016

Employees*

Money Raised/Valuation

$40/Unknown

$29M/Unknown

Company Stage

Series F

Series E

PIPE

PIPE

Series C

Series B

Series D

Series C

Series D

Series A

Series A

Si %

Technology Route

Si dominant porous microparticles with a rigid carbon shell

Silicon microparticles up to 40um with a SiC/carbon shell

Si particles coated in thin metal-semiconductor layer, 3D cell architecture

Claimed Performance

800 Wh/L

350 Wh/kg, charge in 5min to 75%

900 Wh/L 297 Wh/kg

Targeted Application

EV, consumer electronics

EV, consumer electronics

Consumer electronics

Partnership/ Investment

Mercedes, Whoop, CATL, TDK, Samsung

Elemental Si impregnated in an activated porous carbon scaffold

Elemental Si and SiOx nanoparticles wrapped in carbon matrix, with metal coating

Si nanoparticles wrapped in silicon oxide, silicon carbide shells

Si nanowires grown onto graphite powders with a Cu catalyst to control size and connections

Metal coated Si nanoparticles with conductive matrix materials

Si nanoparticles with functionalized surfaces produced from scrap silicon.

Porous Si anode grown on the Cu substrate via PECVD

435 Wh/kg, 1200 Wh/L, 1000 cycles

305 Wh/kg 640 Wh/L

400-450mAh/g

5-min extreme fast charge

350 Wh/kg at $90/kWh

450 Wh/kg 1350 Wh/L

Defense, EVTOL

Consumer electronics

EVTOL

EV, Consumer electronics

EV

EV

EV, Consumer, ESS

Defense, EVTOL

RNM Alliance; Intel, Qualcomm Airbus, US Army LGES, Samsung

ATL(TDK), BASF, Showa Denko, SK

Applied Materials, Lilium

WACKER, SK Chemicals

GM Ventures, Volta Energy Technologies

BP, EVE, Daimler, Vinfast,Samsung, TDK

Mitsui Kinzoku

EIB

Si nanowires with a silicon oxide shell

Industry: Cell Chemistry Development Source: Pitchbook & Intercalation Station Silicon Series (1, 2, 3, 4)

Volta Foundation

Extracted from the PDF; charts and images may read imperfectly.