Eos Energy Enterprises, INC.

What they make

• energy storage architecture
• battery technology
• Eos Cube
• Eos Indensity
• renewables
• resilient grids
• local generation
• Golden Dome
• America contract

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Open positions

Openings read from Eos Energy Enterprises, INC.’s own job board on Workday, last checked OCT 26, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Prototype Teachnician
  NJ Edison · posted OCT 23, 2026
• Human Resources Business Partner
  Nova Place · posted OCT 22, 2026
• Senior Manufacturing Supervisor - Nights
  Warrendale · posted OCT 22, 2026
• Drafter, Electrical
  NJ Edison · posted OCT 21, 2026
• Engineer, Electrical Systems
  NJ Edison · posted OCT 21, 2026
• Chemist, Analytical Lab
  NJ Edison · posted OCT 16, 2026
• Administrative Assistant
  Nova Place · posted OCT 15, 2026
• Sr Manager, Corporate FP&A
  Nova Place · posted OCT 15, 2026
• Engineer, Sr, Power Electronics
  NJ Edison · posted OCT 15, 2026
• Project Manager, Manufacturing Strategy
  Thorn Hill · posted OCT 15, 2026

61 more on the company’s board

Where it is

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Every listed plant in Middlesex County

Also at this address

No other federal record shares this street address.

Where this record comes from

5 sources hold this plant, and 12 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record FG2QXFGV1QD3 · first seen NOV 2025 · last seen SEP 2026
• OSHA injury and illness reportsOPERATING
  Record 1531633 · first seen DEC 2025 · last seen DEC 2025
• DOL Form 5500 retirement plan filingsOPERATING
  Record 320256144|NJ|08820|3920 park ave · first seen DEC 2024 · last seen DEC 2024
• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record NJ|edison|3920 park ave · first seen APR 2020 · last seen APR 2020

IN MIDDLESEX COUNTY9 other plants share this one’s industry (Other Electrical Equipment and Component Manufacturing, NAICS 3359); 0 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name

SAM.gov: EOS ENERGY ENTERPRISES, INC. · SEP 2026

Street address

SAM.gov: 3920 PARK AVENUE · SEP 2026

City

SAM.gov: EDISON · SEP 2026

State

SAM.gov: NJ · SEP 2026

Coordinates

Census geocoder: 40.561197226636,-74.382062412416 · JUL 2026

Employees (band)

OSHA: 100-499 · DEC 2025

Website

SAM.gov: https://www.eose.com · SEP 2026

CAGE code

SAM.gov: 0AQ24 · SEP 2026

Retirement plan filing (Form 5500)

DOL: 473 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024

PPP loan

SBA PPP: PPP loan x1, approved 2020-04-14, 74 jobs reported · APR 2020

SAM registration expires

SAM.gov: 2027-07-13 · SEP 2026

State business registrationSOURCES DISAGREE

MS SOS: EOS ENERGY STORAGE LLC, registered with the Mississippi Secretary of State; Limited liability company; registered 2026-01-05; active · JAN 2026

NJ DORES: EOS ENERGY ENTERPRISES, INC., registered with the New Jersey Division of Revenue and Enterprise Services; Corporation; registered 2021-08-11; active · AUG 2021

TX Comptroller: EOS ENERGY STORAGE LLC, registered with the Texas Comptroller of Public Accounts; Limited liability company; registered 2022-10-25; active · OCT 2022