Kleos Space is a "spy satellite" company based in Luxembourg but listed on the ASX. The business' revolutionary approach means its satellites can spot illegal activity on Earth by detecting radio frequencies, rather than just taking simple images. Kleos' co-founder, Andy Bowyer, talks about how the technology works and how he grew the firm. He also discusses how the rise of Kleos signals a shift away from major advancements being the preserve of big governments and primes.