With decades of experience in the design and manufacture of rotary positive displacement pumps, Plenty Mirrlees Pumps has built an excellent reputation supplying reliable pumping equipment to the oil processing, petrochem......With decades of experience in the design and manufacture of rotary positive displacement pumps, Plenty Mirrlees Pumps has built an excellent reputation supplying reliable pumping equipment to the oil processing, petrochemical processing, power generation, marine, defense, sugar and general industries. Plenty Mirrlees Pumps has a solution for most pumping applications with a range that includes Two screw, Three screw, and our unique 2000 series rotary pumps. We also manufacture specialist lobe pumps for the sugar industry.