Diligence memo · auto-generated · as of July 2, 2026
Protea Biosciences Group, Inc.
Protea Biosciences Group, Inc. looks under-valued against its niche peers and is dormant on financing cadence.
Businessfiled
Protea Biosciences Group, Inc. operates in Biotechnology, based in MORGANTOWN.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Protea Biosciences Group, Inc. has raised $17M in disclosed capital across 18 recorded rounds, aggregated from public filings. Its latest round is modeled as Series A (a $4.0M–$15M round).
Largest single filing: $4.4M on 2014-10-31.
Most recent recorded round closed around 2016-11-03.
Valuation (modeled)modeled
Provath models Protea Biosciences Group, Inc. at approximately $23M (range $689K–$124M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Under-valued. Modeled value is 0.11× the median modeled value of Series A Biotechnology companies in 2016–2018 (157 peers) — value vs value, same stage and era. Issuer reports $1M–$5M revenue while modeled below niche peers.
Financing rhythm & timingmixed
Historic cadence: a new round about every 4 months.
Last raise 9.7 yr ago; this sector typically re-raises about every 14 months.
Silent for over 3× the sector's normal cadence.
The last round was 1.1× smaller than the prior — a bridge or down round.
Comparablesmixed
Capital scale ranks ahead of 65% of Biotechnology peers (4293 compared).
Modeled value ranks above 30% of those peers.
Closest niche peers: Bio-Dent, LTD. LLC, Anthera Pharmaceuticals Inc, Cynvec LLC, Biothera Holding Corp., Limelight Bio, Inc..
Peoplefiled
24 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.