SFO v. AOG Technics Director - Fraudulent Trading

SFO Cases

Filed February 23rd, 2026

Detected March 6th, 2026

Summary

The Serious Fraud Office (SFO) has concluded its substantive case against Jose Alejandro Zamora Yrala, director of AOG Technics Ltd, with his sentencing to 4 years 8 months in prison for fraudulent trading. The company was investigated for supplying suspected unapproved aircraft parts.

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What changed

The Serious Fraud Office (SFO) has concluded its substantive criminal case against Jose Alejandro Zamora Yrala, director of AOG Technics Ltd, following his sentencing on February 23, 2026, to 4 years and 8 months imprisonment for fraudulent trading. The investigation, which began in December 2023, focused on allegations that AOG Technics supplied suspected unapproved aircraft parts globally, prompting safety notices from aviation authorities including the UK CAA, EASA, and FAA. The SFO charged Zamora Yrala with fraudulent trading in May 2025, and he pleaded guilty in December 2025.

This sentencing marks the conclusion of the SFO's substantive investigation into AOG Technics, although a proceeds of crime case remains ongoing. Companies in the aviation supply chain, particularly those dealing with aircraft parts, should be aware of the heightened scrutiny and potential for severe penalties associated with fraudulent trading and the distribution of unapproved parts. While no specific compliance deadline is mentioned for other entities, this case underscores the importance of robust due diligence and compliance with aviation safety regulations to avoid severe legal and financial repercussions.

What to do next

Review internal controls for aircraft parts sourcing and distribution.
Ensure compliance with aviation safety regulations and reporting requirements.
Stay informed about ongoing proceeds of crime investigations related to AOG Technics.

Penalties

4 years 8 months in prison for fraudulent trading.

Source document (simplified)

AOG Technics Ltd

The SFO successfully prosecuted the director of an aircraft parts supplier AOG Technics Ltd and concluded its substantive case in February 2026.

From: Serious Fraud Office Published 29 November 2024 Last updated 23 February 2026
— See all updates Case state: Closed Date announced: 6 December 2023 From 2015, UK-headquartered AOG Technics supplied parts for passenger aircraft engines around the world.

On 4 August 2023, the UK Civil Aviation Authority and European Union Aviation Safety Agency issued safety notices to alert owners, operators, maintenance organisations, and distributors of suspected unapproved parts distributed by AOG Technics.

On 21 September 2023, the United States’ Federal Aviation Administration issued a similar notice about parts distributed by the company.

On 28 May 2025, the SFO charged Jose Alejandro Zamora Yrala with fraudulent trading. He was accused of operating AOG Technics for a fraudulent purpose and appeared at Westminster Magistrates’ Court on 2 June 2025.

On 1 December 2025, Jose Alejandro Zamora Yrala entered a guilty plea to this charge at Southwark Crown Court. This concludes the SFO’s substantive investigation into AOG Technics. The proceeds of crime case remains ongoing.

On 23 February 2026, Jose Alejandro Zamora Yrala was sentenced to 4 years 8 months in prison for fraudulent trading. This concludes the SFO’s substantive case. Our proceeds of crime case continues.

Case timeline

23 Feb 2026 – Jose Alejandro Zamora Yrala was sentenced to 4 years 8 months for fraudulent trading at Southwark Crown Court. More information here.

1 Dec 2025 – Jose Alejandro Zamora Yrala was convicted of fraudulent trading at Southwark Crown Court. He will be sentenced in February 2026. More information here.

28 May 2025 – The SFO announces that Jose Alejandro Zamora Yrala has been charged with fraudulent trading. More information here.

6 Dec 2023 – AOG Technics Ltd case announced. Search and arrest operation conducted at a site in Greater London. See more information here.

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Updates to this page

Published 29 November 2024 Last updated 23 February 2026 show all updates
1.
23 February 2026

The SFO successfully prosecuted the director of an aircraft parts supplier AOG Technics Ltd and concluded its substantive case in February 2026.
2.
1 December 2025

On 1 December 2025, Jose Alejandro Zamora Yrala entered a guilty plea.
3.
28 May 2025

Added details of charges brought on this case.
4.
29 November 2024

First published.
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