You will always get those who do not market themselves properly or just cannot fill the workshop support these sort of companies. True there will always be a middle person taking your profit and if you think that is the right way forward than carry on, But I can tell you its not.
You are in the hands of people who want to save money and they will rarely be long term customers,to do a proper job, you have to charge the correctly or otherwise how do you keep up with technology changes and your forever increasing costs.