Not heard of them personally but I suggest speaking to several companies.
Give Andy Davie/Vincent Bond a call (details under the ask experts a question link on the left hand side of the page) and they will give you some free advice.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk
I can't see anything on their website about them being licensed Insolvency Practitioners. Their complaints page doesn't refer to their governing body either. Have they offered to help you with an IVA or act as a middle man and then pass it on to another firm?
I would just check this before you go ahead with anything. Ask who the IP is and who they are licensed with.