Johann of Buildco does not pay his credittors

Johan of Buildco does not settle his accounts we did work for him 5months ago promised to pay us CASH we did the design for him scanned and emailed it and just IGNORE our calls and emails he read as well as his what's ups and doesn't reply to any of our communication. Very ************* if he handle his creditors like that you must know how he cheat his clients. As per 2 posts here on Hello Peter wonder how many other customers did he ******* and his creditors