What is a Part 21J DOA and why does it matter for drones?

A Part 21J Design Organisation Approval (DOA) is issued by the CAA to confirm a company has the engineering processes and capability to design aviation products that comply with UK airworthiness regulations. For drones, it is a prerequisite for pursuing Type Certification, which unlocks high-risk operations including flights over populated areas.

What makes Venetz Aerospace's approval a UK first?

Venetz Aerospace is the first UK company to receive a Part 21J DOA that covers both electric motors and propellers, and that applies to both manned and unmanned aircraft applications simultaneously.

What drone operations does Venetz Aerospace's certified propulsion support?

The company's systems currently support SAIL 4 Specific Category operations and are being developed toward Certified Category compliance, enabling large payload missions and safe flight over densely populated areas for both civil and defence customers.

Venetz Aerospace Becomes First UK Company to Receive…

Venetz Aerospace Becomes First UK Company to Receive CAA Design Organisation Approval for Electric Motors and Propellers

UK electric propulsion system designer and manufacturer Venetz Aerospace has announced it has received a Part 21J Design Organisation Approval (DOA) from the UK Civil Aviation Authority (CAA) covering electric motors and propellers — the first such approval in the UK to span both manned and unmanned aircraft applications. The milestone paves the way for full Type Certification of its propulsion systems, supporting high-risk drone missions and safe operations over populated areas.

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Highlights

Venetz Aerospace received a Part 21J DOA from the UK CAA, becoming the first UK company to hold this approval for both electric motors and propellers.

The DOA covers both manned and unmanned aircraft applications and is a prerequisite for the company's ongoing Type Certification programme.

Venetz Aerospace's integrated propulsion systems — motors, ESCs, and propellers — currently offer SAIL 4 capability for civil and defence drone markets.

CEO Anthony Venetz stated the approval validates the company's engineering processes and will enable large-scale, commercially viable drone operations in the UK and internationally.

The company uses a sovereign UK supply chain to help drone manufacturers and operators meet rising airworthiness and compliance requirements for safety-critical missions.

UK electric propulsion system designer and manufacturer Venetz Aerospace has announced it has received a Part 21J Design Organisation Approval (DOA) from the UK Civil Aviation Authority (CAA) covering electric motors and propellers. The approval is the first of its kind in the UK to encompass both manned and unmanned aviation applications.

Significance of the Milestone

The approval formally establishes Venetz Aerospace's capability to design aviation products in compliance with UK Part 21 airworthiness regulations, and represents a critical step toward achieving Type Certification for its electric propulsion systems. The company's propulsion product line includes electric motors, electronic speed controllers (ESCs), and propellers.

Type Certification is essential for supporting next-generation advanced drone operations. Certified propulsion systems provide the airworthiness assurance required for more demanding missions, helping drone manufacturers targeting high-SAIL Specific Category and Certified Category operations meet compliance requirements. These capabilities will be key to unlocking more complex, higher-value drone use cases — such as larger aircraft carrying heavier payloads and safe flight over densely populated areas.

CEO Response

Venetz Aerospace CEO Anthony Venetz commented: "Receiving the Design Organisation Approval from the CAA is a defining milestone for Venetz Aerospace. It validates our engineering capabilities, the robustness of our processes, and our commitment to delivering propulsion systems that meet the highest standards of safety and performance. This will be a critical enabler for large-scale, commercially viable drone operations both in the UK and in international markets."

Domestic Supply Chain Advantage

As the drone industry takes on more safety-critical applications, regulatory requirements are rising in step. Venetz Aerospace is addressing these demands through UK-designed, UK-manufactured propulsion systems backed by a local supply chain, helping manufacturers and operators build confidence in their airworthiness and supply chain credentials.

The company's integrated propulsion solutions — encompassing electric motors, ESCs, and propellers — are engineered for performance, efficiency, and certifiable airworthiness. While working with the UK CAA to advance Part 21 Type Certification for its products, Venetz Aerospace currently offers systems with SAIL 4 capability, serving both civil and defence markets.

About Venetz Aerospace

Venetz Aerospace specialises in designing and manufacturing advanced electric propulsion systems for drones and unmanned aerial systems. The company combines deep aerospace expertise with a sovereign UK supply chain to deliver high-performance, safety-critical propulsion technology. Its product portfolio — covering electric motors, electronic speed controllers, and propellers — is purpose-built for certification-grade drone applications.

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