Data Scraping Expert Needed

We are looing for an expert in data scraping. Please be sure to explain in detail methods you use for data scraping and categories you can filter leads by. We are NOT looking for cold calling/basic scraping. What we need is a program developed for data scraping for us according to our needs.
We have several projects that we need this service for e.g. business owners, finance & education companies, commercial cleaning companies etc.