Prvni brnenska strojirna Velka Bites, a. s. (PBS), is a member of PBS GROUP, a.s. - a stable and innovative engineering company that has been active in high-precision engineering for over 200 years. Their key area of expertise is aerospace engineering: inhouse development, production, testing, and certification of small turbojet, turboprop, and turboshaft engines, APUs, and environmental control systems. Their manufacturing program includes precision casting, machining, surface treatment, and cryogenics products.