No Wifi for over a month

Our wifi went down over a month ago - your records will document this. We had two engineers call subsequently, neither of whom were able to fix the problem, as they were insufficiently supp**** with either a computer or replacement Pacer router - and they had to use their personal cell phones for company calls... the Supervisor was advised of the issues, to no avail. And there were several different reports of what the problem was - the line was down/the account was suspended etc etc. Then, without notification, an engineer called in on Sunday, 24th January, and spent several hours trying to fix the problem - he replaced the router, which was faulty, but said the internet line had been disconnected for some reason... All of our invoices have been paid and our account is 100% up to date. Additional calls to the helpline didn't resolve the problem, and eventually, at our own expense, we had to get an IT specialist to resolve the problem. Therefore, I am requesting that we be refunded for the entire period our internet was down. The telephone number for the account is ***