Fundraising FoxProtein Dynamic Solutions
Wilmington, US · Founded 2021 · Delaware corporation
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Protein Dynamic Solutions builds ProteinMentor, a quantum cascade laser microscope platform for protein analytics and Critical Quality Attribute (CQA) analysis used in comparability, developability, and release testing of therapeutic proteins. It serves biopharmaceutical and biosimilar manufacturers, offering higher-order structure characterization to support drug candidate selection, formulation, and regulatory-compliant release testing.
Founders & leadership
JE
Jose E CasellasExecutiveJose E Casellas is an executive with experience spanning management, finance, and business development across retail, pharmaceutical, facilities management, and contract manufacturing sectors in the U.S. and Europe. He brings expertise in regulatory services, business strategy, and enterprise operations to his role at Protein Dynamic Solutions.
BP
Belinda PH PastranaNamed on SEC filing
EC
Eduardo Canto RepettiNamed on SEC filing
WL
William Lockwood BenetNamed on SEC filing
Board
RL
Ricardo L EliasBoard director
JV
Joaquin VisoBoard director
AD
Anttoine De MarsilyBoard director
Reported raises · per SEC filings
Form D private placements$5.9M disclosed across 4 rounds · 2016–2025
▶$1.8MraisedNov 2025 · 10 investors · BiotechnologyRule 506(b)
▶$1.8MraisedNov 2025 · 10 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- Belinda PH PastranaDirector
- Ricardo L EliasDirector
- Jose E CasellasExecutive Officer
- Joaquin VisoDirector
- Anttoine De MarsilyDirector
- Amount sold
- $1.8M
- Minimum investment
- $50K
- First sale
- Aug 2025
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
▶$610KraisedFeb 2020 · 15 investors · Other Health CareRule 506(b)
▶$610KraisedFeb 2020 · 15 investors · Other Health Care
Rule 506(b)Officers, directors & promoters on the filing
- Joaquin VisoDirector
- William Lockwood BenetExecutive Officer, Director
- Eduardo Canto RepettiDirector
- Belinda PastranaExecutive Officer, Director
- Emilio RiveraDirector
- Offering amount
- $1M
- Amount sold
- $610K
- Minimum investment
- $23K
- First sale
- Jan 2020
- Incorporated
- Corporation, Delaware, 2018
- Federal exemptions
- 06b
▶$1MraisedJul 2019 · 8 investors · Other Health CareRule 506(b)
▶$1MraisedJul 2019 · 8 investors · Other Health Care
Rule 506(b)Officers, directors & promoters on the filing
- Belinda PastranaExecutive Officer, Director
- Eduardo Canto RepettiDirector
- William Lockwood BenetExecutive Officer, Director
- Joaquin VisoDirector
- Offering amount
- $1M
- Amount sold
- $1M
- Minimum investment
- $5K
- First sale
- Apr 2019
- Incorporated
- Corporation, Delaware, 2018
- Federal exemptions
- 06b
▶$2.5MraisedNov 2018 · 14 investors · BiotechnologyRule 506(b)
▶$2.5MraisedNov 2018 · 14 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- Belinda PastranaExecutive Officer, Director, Promoter
- William Lockwood-BenetExecutive Officer, Director, Promoter
- Offering amount
- $7M
- Amount sold
- $2.5M
- Minimum investment
- $20K
- First sale
- Nov 2016
- Incorporated
- Limited Liability Company, Puerto Rico
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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Frequently asked questions
- What does Protein Dynamic Solutions do?
- Protein Dynamic Solutions builds ProteinMentor, a quantum cascade laser microscope platform for protein analytics and Critical Quality Attribute (CQA) analysis used in comparability, developability, and release testing of therapeutic proteins. It serves biopharmaceutical and biosimilar manufacturers, offering higher-order structure characterization to support drug candidate selection, formulation, and regulatory-compliant release testing.
- How much funding has Protein Dynamic Solutions raised?
- Protein Dynamic Solutions has disclosed $5.9M raised across 4 rounds.
- Where is Protein Dynamic Solutions headquartered?
- Protein Dynamic Solutions is headquartered in Wilmington, US.