The Center for Entrepreneurial Studies at Standford's page on Search funds has links to papers and studies on search funds.
S & P Capital IQ
Use the company screening tool to find global search funds.
The S&P Capital IQ platform combines deep global company information and market research with powerful tools for fundamental analysis, idea generation, and workflow management. The web and Excel-based platform provides easy access to both real-time and historical information on companies, markets, transactions, and people worldwide.