JB's Septic Tank Cleaning

Used them twice before with no issues however this time they left job unfinished, ie toilet still not draining, and claimed a man had abused them and told them to leave my property. They also claimed they tried to phone me several times yet my phone log showed they never called once. They continued claiming this and wanted more money to flush the line. I kept asking for a description of the man so I could find out who was on my property illegally and they didnt give one. My friend helped clear l