Company overview

Alsym Energy, based in Malden, Massachusetts, develops advanced sodium-ion batteries for energy storage. Alsym’s Na-Series is a product line of non-flammable, non-toxic, versatile and affordable, sodium-ion batteries. Developed in the U.S.A. and manufactured with materials sourced from the U.S. and Allies, Na-Series batteries also feature high energy density, long cycle life, and broad temperature tolerance. This powerful combination of capabilities reduces operating expenses and unlocks new deployment options that were not feasible before. Na-Series is built to meet the growing energy demands across a wide range of applications including data centers, urban areas, microgrids, utility & municipal, residential and defense industries.
Founded in 2015
Malden, Massachusetts, USA
64 employees (2 in marketing)
0% recommend to a friend
0% positive business outlook

Salaries

Typical salary range

$115,000 – $125,000

/ yr

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People

Headcount trend

Company growth over the last 12 months

Headcount -13.5% year over year

Funding

Total funding

$113.6M

Last raise

$200K

Grant, 11 months ago

Funding history

Apr 2025

Grant Alsym Energy · $200K

Dec 2020

Series B Alsym Energy · $21.9M

May 2020

Series A Alsym Energy · $3.7M

Apr 2015

Series A Alsym Energy · $10M

Audience

Monthly website visitors
4K
Month over month-22.5%
Quarter over quarter-15.7%
Top sourceDirect (50.4%)
Ad budget per month$0.0
Average search rank43
Traffic source mix
Direct
50.4%
Search
27.9%
Social
16%
Referral
4.7%
Paid referral
0.9%

LinkedIn followers

Follower count and growth

Total followers

13.6K

12-mo growth

+39.2%

Monthly growth

+9%

News

Links