Marked as
Last updated - December 13, 2025
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Jacob Sporon-Fiedler, a Danish entrepreneur, was convicted in 2019 for orchestrating a £11.9 million illegal steroid importation scheme from India, leading to a five-year prison sentence. As Managing Director of Zenzi Pharmaceutical, he faces a 2025 FDA warning for violating manufacturing practices, resulting in a U.S. import ban.
CEO
High Risk
Based on the available data, we advise consumers to avoid this Individual altogether.
This advisory is based on an aggregate risk score derived from OSINT, Adverse Media, Reviews, and Risk Factors identified in our research.
You are likely to be at great risk by engaging in any sort of consumer-related activity with this entity.
Medium Risk
Based on the available data, we advise employees to be mindful when considering or continuing work with this Individual.
This advisory stems from a medium-risk score compiled from OSINT, Adverse Media, Reviews, and Risk Factors uncovered in our analysis.
Employment with this entity may involve moderate risks.
Based on the available data, we urge investors and bankers to avoid financial involvement with this Individual.
This advisory is informed by an aggregate risk score based on OSINT, Adverse Media, Reviews, and Risk Factors identified through our investigation.
Engaging in investment or lending activities with this entity poses a substantial risk to your financial interests.
Safe to Onboard
Enhanced Due Diligence required
Do Not Onboard
Monitor adverse media every 6 months
File SAR (Suspicious Activity Report) is warranted
Escalation to compliance committee
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No, his criminal history and FDA violations signal risks of unsafe, substandard drugs.
He was jailed in 2019 for importing £11.9 million in illegal steroids.
Zenzi’s refusal to provide records risks distributing contaminated or ineffective drugs.
Unregulated steroids may cause liver damage, heart issues, and hormonal imbalances.
Yes, FDA’s import ban flags all Zenzi drugs as potentially adulterated.
His regulatory defiance and criminal past risk flooding markets with harmful drugs.
Regulatory and Compliance Screening
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What you see here scratches the surface
We offer reward for actionable intel
Jacob Sporon-Fiedler was ordered to pay £702,720.98 after importing nearly 15,922 kg of unlicensed anabolic steroids.
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Jacob Sporon-Fiedler received an FDA Warning Letter (Feb 13 2025) for refusing records and triggering Import Alert.
Jacob Sporon-Fiedler was ordered to pay over £700,000 as part of a £2 million confiscation order linked to an illegal steroid enterprise.
Other Red-Flags and Adverse News
Based on user engagement on this review profile, ProConsumer will decide to publish its Risk Audit report for public if a threshold engagement, traffic and user input is achieved.
Known Assets: [Real estate, investments, companies]
Suspicious Transactions
Liabilities: [Bankruptcies, defaults, debts]
Wealth Sources: [Legitimate / Unclear / High-risk]
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Business Model Assessment
All comments are user-generated content and may not be verified. They represent the personal opinions of the public and should not be relied upon. These comments do not influence or determine our overall rating.
2
1.3
2.7
Highly experienced
Well-recognized name
Faced allegations of scamming others
Allegedly sold fake silver
Sued multiple times
Unregulated industry
Alarming number of complaints online
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In my experience, leaders who end up with prison sentences and regulatory sanctions often reflect poor judgment and disregard for rules. I would think twice before engaging with him or his ventures.
2/5
1/5
I’ve seen leaders recover from mistakes, but a £11.9 million illegal import conviction combined with FDA violations shows serious professional irresponsibility. For me, it’s a clear sign to be cautious about trust and collaboration.
3/5
Seeing a prison sentence for illegal steroids makes me very cautious about professional dealings.
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