Callen Lenz Associates

Callen-Lenz is a market-leading UK SME providing operationally proven technological solutions, including bespoke aircraft, rapid prototyping, upgrades, software, and avionics, as well as complementary technical consultancy for crewed and uncrewed aviation. The design, development, and manufacturing of novel Uncrewed Aerial Systems are all performed in-house, providing cutting-edge capabilities to suit customer mission requirements. Harnessing the latest, state-of-the-art technologies enables the company to deliver disruptive solutions at pace for Uncrewed systems that require high levels of functionality, availability, and safety. Our Uncrewed operational experience spans across multirotor, rotary, and fixed wing platforms. While we are a UK sovereign based company, we have an international reach across a global network of clients, giving us the operational experience and know-how that enables us to set the benchmark for autonomous aircraft.