Access certificate barrister in property law and dispute

Looking for a barrister to come to a meeting and look at our papers and see whether we have any chance of winning the case and whether you can take the case on contingency basis. Willing to pay for expenses for the day. Work is with Westminster City Council regarding major works on lift costs which are very very high and lease which mentions different to what they charge. Only people qualified need get in touch please as we will need your help at the litigation tribunal.