Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Eos Energy Enterprises, Inc. in our court records and SEC 8-K records (as of 2026-10-18).
- Leadership changes: the latest reported is Nathan Kroeker, Chief Commercial Officer (Form 8-K filed 2026-09-16). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Cerberus Capital Management Ii, L.P. (filed 2026-08-06).
Who is behind it
Eos Energy Enterprises, Inc.: incorporated in Delaware; business address in Pittsburgh, Pennsylvania; industry Miscellaneous Electrical Machinery, Equipment & Supplies (Form D, 2026-09-16).
Officers and directors, each with the role and the filing that names them:
- Joe Mastrangelo: Executive Officer, Director (Form D, 2023-05-24)
- Jeffrey S. Bornstein: Director (Form D, 2023-05-24)
- Claude Demby: Director (Form D, 2023-05-24)
- Alexander Dimitrief: Director (Form D, 2023-05-24)
- Russell Monoki Stidolph: Director (Form D, 2023-05-24)
- Marian Walters: Director (Form D, 2023-05-24)
- Audrey Ann Zibelman: Director (Form D, 2023-05-24)
- Nathan Kroeker: Executive Officer (Form D, 2023-05-24)
- Melissa Berube: Executive Officer (Form D, 2023-05-24)
| Report | Holder | Share |
|---|---|---|
| Schedule 13D/A, 2026-08-06 | Cerberus Capital Management Ii, L.P. | 32.6% |
| Schedule 13G/A, 2026-07-28 | Blackrock, Inc. | 7.6% |
| Schedule 13D/A, 2026-07-09 | Cerberus Capital Management Ii, L.P. | 31.1% |
| Schedule 13D/A, 2026-07-02 | Cerberus Capital Management Ii, L.P. | 31.1% |
| Schedule 13D/A, 2026-05-14 | Cerberus Capital Management Ii, L.P. | 32% |
| Schedule 13G, 2026-04-29 | Vanguard Capital Management | 5.07% |
| Schedule 13D/A, 2026-04-20 | Cerberus Capital Management Ii, L.P. | 32% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-09-16 | Nathan Kroeker | Chief Commercial Officer | departed | |
| Form 8-K, 2026-08-25 | Michelle Buczkowski | Chief Administration Officer | appointed | 2026-08-24 |
| Form 8-K, 2026-07-09 | Greg Nixon | Director | departed | 2026-07-08 |
| Form 8-K, 2026-07-09 | Nathaniel Fick | Director | departed | 2026-07-08 |
| Form 8-K, 2026-07-09 | Nathaniel Fick | appointed | ||
| Form 8-K, 2026-07-09 | Haiyan Song | appointed |
Money raised
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2023-05-24 | $0 | $9M |
| Form D, 2023-04-25 | $0 | $50.24M |
| Form D, 2023-02-02 | $13.75M | $13.75M |
Latest IPO step: Eos Energy Enterprises, Inc. withdrew its IPO registration (RW, 2025-05-09).
IPO filings: RW, 2025-05-09.
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
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Cite this page
Permanent URL:
https://mentionfox.com/who-owns/eos-energy-enterprisesLast updated 2026-10-18
Primary record: Schedule 13D/A, 2026-08-06 · Form D, 2023-05-24 · Form 8-K, 2026-09-16 · Form 8-K, 2026-08-25
Who owns Eos Energy Enterprises, Inc.? Owners, funding and legal record. MentionFox, 2026-10-18. https://mentionfox.com/who-owns/eos-energy-enterprises