Roller was most recently senior vice president and general manager of Colfax Americas.

In his new expanded role, Roller will be responsible for Colfax operations in the Americas, as well as the global oil & gas and Colfax Defense Solutions organisations. He will also expand the two-screw pump business and drive global sourcing.

Clay Kiefaber, president and CEO of Colfax, said: “Bill is a proven leader with a successful track record of delivering strong performance. Under his direction, sales and operating profits of the Colfax Americas group have grown significantly. His implementation of the Colfax Business System is evident in the results, and he is committed to further leveraging the Colfax Business System throughout Colfax. His experience will be invaluable in executing our strategies.”