Cycling Experts Sietze Spiek Sietze Spiek has been active in the bicycle industry for ten years and has been involved in developments in the e-bike sector from the very beginning. For the past four years, he has been running ChargeSafe as an independent entrepreneur, where he works with his team to develop and manufacture charging lockers and e-bike charging stations. Sietze combines commercial experience with technical expertise and enjoys working with customers to develop practical, forward-thinking solutions for the safe charging and storage of e-bikes. He speaks Dutch, English and German and has an international network spanning Europe and China.