Northern Light, a search engine company in Cambridge, has announced the addition of Robert Nelson, Patrick O'Malley, and Igor Razboff to its executive management team. Nelson joins as senior vice president of corporate development responsible for developing sales opportunities and new lines of business. O'Malley joins as senior vice president and general manager of the SinglePoint division, responsible for overall management and operations of the custom enterprise search solution business. Razboff joins as senior vice president of applications engineering, responsible for the implementation of custom search solutions for enterprise clients. Established in 2003, and utilizing the original Northern Light search technology, Northern Light's products include the brand new Northern Light Enterprise Search Engine, SinglePoint Custom Market Research Portals, as well as technology licensing and custom enterprise search services. All products use Northern Light's patented, proprietary subject classification and taxonomy.