Diligence memo · auto-generated · as of July 3, 2026
Eos Energy Storage LLC
Eos Energy Storage LLC looks fair against its niche peers and is dormant on financing cadence.
Businessfiled
Eos Energy Storage LLC operates in Other Energy, based in EDISON.
Sub-sector tags: energy.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Eos Energy Storage LLC has raised $44M in disclosed capital across 3 recorded rounds, aggregated from public filings. Its latest round is modeled as Series B (a $15M–$40M round).
Largest single filing: $22M on 2016-04-14.
Most recent recorded round closed around 2016-04-14.
Valuation (modeled)modeled
Provath models Eos Energy Storage LLC at approximately $258M (range $53M–$993M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Fair. Modeled value is 1.14× the median modeled value of Series B Other Energy companies in 2016–2018 (26 peers) — value vs value, same stage and era. Within the normal band (114% of peer median) for its niche.
Financing rhythm & timingmixed
Historic cadence: a new round about every 4 months.
Last raise 10.2 yr ago; this sector typically re-raises about every 12 months.
Silent for over 3× the sector's normal cadence.
The last round stepped up 8.9× from the prior — scaling.
Comparablesmixed
Capital scale ranks ahead of 89% of Other Energy peers (2049 compared).
Modeled value ranks above 91% of those peers.
Closest niche peers: Tailwind Loenbro Holdings, Inc., VLUX Ltd, Power It Perfect, Inc., Upower, Inc., Brothers Investment Group International LLC.
Peoplefiled
8 named people on file across officers, directors and signatories.
Risks & flagsmixed
Financing has been silent well beyond sector cadence — possibly defunct, acquired, or paused.
No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.