David Schillo's Photo David Schillo is a former employee of Opus Telecoms, where he worked as a database manager for six years. He is currently head of data analysis and customer relations at a major telecommunications company in London. #2352574950172270816
David Schillo is a former employee of Opus Telecoms, where he worked as a database manager for six years. He is currently head of data analysis and customer relations at a major telecommunications company in London.
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