At Global Research, some 2,500 people from virtually every major scientific and engineering discipline focus on the company's long-range technology needs. The organization has research facilities in the United States, India, China and Germany, working in collaboration with GE businesses around the world.

Prior to becoming Research Director, Little was Vice President of GE Energy’s power generation segment headquartered in Schenectady, New York. GE Energy is a world leading supplier of power generation equipment including gas, steam, wind and hydro turbine-generators, turnkey power plant services, gasification technologies and IGCC (integrated gasification combined cycle).

Mark joined GE in 1978, starting out in the company’s Turbine Business. After holding several management positions in engineering, he was named Product General Manager for generators in 1989. In 1991, he became General Manager – Business Development for GE Energy, responsible for strategic planning and joint venture development. In 1992, he was appointed Product General Manager for gas turbines and in 1994 was named Vice President, Power Generation Engineering. In 1997, Mark became Vice President GE Power Generation, responsible for the turbine, generator, and power plants business. In 2004, the hydro and wind turbine businesses were added to his portfolio.

Mark holds B.S. and M.S. degrees in mechanical engineering from Tufts and Northeastern universities, respectively, and in 1982 earned a Ph.D. in mechanical engineering at Rensselaer Polytechnic Institute.