Dennis Siersma
Pharmacist & Responsible Person (GDP)
I build AI and software for the pharmaceutical quality system: tools that operate under GxP and stand up to an audit.
I do so as a pharmacist with more than twenty years of experience as an entrepreneur, manager and board member in pharmacy, and as a Responsible Person who knows where the bar is.
What I build
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AI in the quality system
Standardised, verifiable use of AI: reusable AI work instructions that make procedures, quality agreements and validation reports consistent. A qualified person always reviews the final result.
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Self-built GxP tools
A platform that checks suppliers and customers against public registers such as the Dutch Chamber of Commerce, EudraGMDP, the BIG register and VIES. A multi-site audit tool covering more than fourteen standards. A system for assessing cold-chain excursions, and QMS dashboards built on its REST API.
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Data as regulatory evidence
A drift analysis of calibration data supporting the extension of the recalibration interval for temperature sensors from one to two years. A statistical justification of alarm settings based on raw logger data.
How I build
- Traceable
- Version control and dated sources. Every outcome can be traced back.
- Verifiable
- AI does the groundwork, a qualified person decides.
- Proportionate
- As simple as the risk allows.
What it rests on
Quality and compliance
Responsible Person for a pharmaceutical wholesaler. Experience with GDP, GDS and GMP, fleet qualification, quality agreements, audits and inspections.
Management and governance
More than twenty years as pharmacist-entrepreneur and co-owner, managing director in central filling, QA team manager and, since 2009, chair of the Stichting Uitgifte Informatie. Alongside that, board roles in regional healthcare and setting up partnerships and health centres.
Career
| Period | Role | Organisation |
|---|---|---|
| 2025 - present | Team Manager QA GDS & Oversight | Brocacef (PHOENIX group) |
| 2024 - present | Responsible Person (GDP) | Brocacef (PHOENIX group) |
| 2024 - present | QA Manager Transport and Pharmacist in Charge, Central Filling Amsterdam | Brocacef (PHOENIX group) |
| 2021 - 2023 | Consultant, managing director in 2023 | FluenC |
| 2020 - 2021 | Senior Project Consultant | Healthbase |
| 2009 - present | Chair | Stichting Uitgifte Informatie |
| 2004 - 2010 | Secretary | KNMP Department North-East Brabant |
| 2002 - present | Owner | Farcon BV |
| 1999 - 2020 | Pharmacist and Co-owner | Apotheek van Amerongen Siersma, Vught |
Education and certificates
- Pharmacy (registered pharmacist), University of Groningen
- GDP RP training, Pharmatech Consultancy & Training (2022)
- IIBLC Green Belt in Lean (2025)
- PRINCE2 Agile Foundation & Practitioner (2022)
- Professional Scrum Master I (2021)
Assignments through Farcon BV
Through Farcon BV I am available for advice, interim assignments and projects in pharmacy and healthcare.
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AI in GxP environments
Advice and sparring on where AI can responsibly take part in the quality system, how to set that up so it can be verified, and how to build GxP tools that stand up to an audit.
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Interim and locum
Interim management, interim and locum pharmacist, and Responsible Person (GDP).
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Organisation and projects
Organisational advice and guidance, reorganisations and project management using PRINCE2 Agile and Scrum.
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Board and supervisory roles
Board and supervisory positions in healthcare.
Contact
- siersma@farcon.nl
- Phone
- +31 6 1505 4991