He has worked with the Prince Edward School in Harare to assist budding football talents find their way into playing it professionally, including footballers from Angola. Going to China to give coaching training in 2015, he requested asked the Zimbabwe national team to have more fixtures each year and to have more exchange programs for coaches. Owning property in Germany and Zimbabwe, Grabowski has two houses in Poland which are located in Zabrze and Wisła. Besides being club owner of DT Africa United, he is a tourism ambassador with his wife Krystyna who is a representative consul from Poland and they are both involved in an eleemosynary institution for autistic children. His residence in Zimbabwe is on Gun Hill Avenue, Harare.