Fundz

Adden Energy announced it raised $16.9 Million in an initial filing from an offering of $26.6 Million

PRIVATEOct 05, 2026

Amount Raised

$16.9 Million

Round Type

Venture

WalthamManufacturingEnergy

Company Information

Company

Adden Energy

Location

1432 MAIN STREET

Waltham, Massachusetts, United States

About

Adden Energy is developing the world’s fastest lithium metal batteries based on novel self-healing solid-state battery technology. Targeting the Electric Vehicle market, Adden Energy’s batteries can double the driving range while cutting the charge-times to as fast as gas. Adden Energy’s mission is to enable everyone to adopt electric vehicles by reaching parity or better with the internal combustion engine in every consumer-facing dimension, including price. The increased energy density reduces the amount of materials needed and thereby reduces costs by 30% or more.

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Adden Energy raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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