Martin specialises in Distressed Assets at ONE FAMILY OFFICE, particularly non-performing loans—larger portfolios of retail receivables with statistically predictable outflows, as well as Single Tickets—investments in large receivables secured by interesting assets and having legal issues. He is the CEO of the collection agency Cash Collectors, focusing on development, IT, reporting, collection strategies, and out-of-court and court debt collection procedures. Prior to joining Cash Collectors, Martin worked at GE Money Bank from 2009, initially as an analyst dealing with the development and reporting of collection strategies, and later as a manager responsible for out-of-court and court collection procedures and enforcement, outsourcing collections of both active and terminated contracts through external collection agencies and field collectors of GE Money Bank and GE Money Auto, including insolvency, inheritance, and the sale of their receivables.