Andrei Dragomir, CEO of Aquark Technologies, is interviewed by Yuval Boger. His company, emerging from the University of Southampton, focuses on miniaturizing quantum devices, particularly for sensing applications, aiming to transform room-sized quantum systems into mobile phone-sized units. Aquark is also part of NATO Diana accelerator and is pioneering in enhancing the practicality and robustness of quantum sensors. Andrei highlights their recent airborne experiment, describes what keeps him up at night, and much more.