PAK BIOSOLUTIONS, INC.

Fairfax, VA · Founded 2019 · Biotech · Private

Continuous bio-manufacturing equipment for laboratory-scale process development enabling integrated multi-unit operations

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Updated Oct 9, 2026 · pakbiosolutions.com

Sector: Biotech
Headquarters: Fairfax, VA
Founded: 2019
Latest Form D: $5M, Jun 2024
Total capital: $6.3M

Federal grants: $325K; 1 award · 2022; Rank in peer group#19 of 23
Private capital raised: $5M; 2 Form D · last Jun 2024; 28 months since last filing
Federal contracts: $942K; 3 awards · Health and Human S; Rank in Biotech#192 of 4373
Granted patents: 1; 4 pending · first 2025; Rank in peer group#6 of 23

Capital timeline

Latest events

Jul 2024Federal contractHealth and Human S · Procurement Of One (1) Each Pak System Continuous Manufacturing Instrument$451K
Jun 2024Private capital raisedForm D · SEC · 2nd filing$5M
Aug 2023Federal contractHealth and Human S · Pak Biosolutions Parts/components$25K
Sep 2022Federal contractHealth and Human S · Integrated Continuous Purification System$466K
Jun 2022Federal grantHealth and Human S · Phase I · Laboratory Scale System For Continuous Purification Of Biopharmaceuticals$325K
Jul 2019Private capital raisedForm D · SEC · 1st filing$30K

Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.

Standing among 23 peers

Line = median

Biotech · Device

Federal grantsBelow median
Granted patents#6 · top 26%
Linked publications#2 · top 9%

Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.

Founders and team

Researcher links verified by same-company patents and grants

Joanna PezziniResearcherExecutive Officer, DirectorLinked by 1 patent · $325K in grants as PI
Pezzini JoannaResearcherExecutive OfficerLinked by 1 patent · $325K in grants as PI
Charles PurtellDirectorNamed in SEC Form D filings
Daniel KidleDirectorNamed in SEC Form D filings
Kevin Hill-ByrneExecutive Officer, DirectorNamed in SEC Form D filings

What it has protected

USPTO · 1 granted of 5

Feb 12, 2026PendingEnd-to-End Continuous Purification SystemUSPTOApplication 19363250
Nov 4, 2025GrantedEnd-to-End Continuous Purification SystemUSPTOUS 12,458,908
Oct 24, 2024PendingEnd-to-End Continuous Purification SystemUSPTOApplication 18414675

Show all 5 patent records

End-to-End Continuous Purification SystemFeb 12, 2026 · Application 19363250Pending
End-to-End Continuous Purification SystemNov 4, 2025 · US 12,458,908Granted
End-to-End Continuous Purification SystemOct 24, 2024 · Application 18414675Pending
Continuous Multistage Purification With Vessel Pressure ControlApplication PCTUS2025042479Pending
End-to-end Continuous Purification SystemApplication PCTUS2024011717Pending

Recent research by its founders

Fully integrated downstream process to enable next‐generation manufacturing202316 cites
Fully Integrated downstream process to enable Next Generation Manufacturing20222 cites
Fully integrated continuous antibody processing demonstrates improved productivity20170 cites

SPACE TANGO LLCSimilar federal contract value in Biotech · $998K in contracts
DIANT PHARMA INCSimilar federal contract value in Biotech · $995K in contracts
LUCIGEN CORPORATIONSimilar federal contract value in Biotech · $994K in contracts
IREPROGRAM, LLCSimilar federal contract value in Biotech · $903K in contracts
MEDIOMICS, LLCSimilar federal contract value in Biotech · $887K in contracts
GENCYTE THERAPEUTICS INCSimilar federal contract value in Biotech · $855K in contracts

Regulatory activity · Biotech

Sector-level, not company-level

07 Jul 2026New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of SponsorFood and Drug Administration
30 Jun 2026Medical Devices; General and Plastic Surgery Devices; Classification of the Skin Patch for Treatment of HyperhidrosisFood and Drug Administration
30 Jun 2026Medical Devices; Anesthesiology Devices; Classification of the Monitor for Opioid Induced Impairment of OxygenationFood and Drug Administration
29 Jun 2026Medical Devices; Orthopedic Devices; Classification of the Medial Knee Implanted Shock AbsorberFood and Drug Administration
26 Jun 2026Medical Devices; Neurological Devices; Classification of the External Lower Extremity Nerve Stimulator for Restless Legs SyndromeFood and Drug Administration
26 Jun 2026Medical Devices; General Hospital and Personal Use Devices; Classification of the Infant Supine Sleep SystemFood and Drug Administration

Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.

Sources

Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.

How to read this page

Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.

Data freshness

SEC Form D filings through Oct 9, 2026. SBIR and STTR awards through Jul 3, 2026.