KeepMining will represent Superior's equipment for crushing, screening, washing and conveying in India, Indonesia, Japan, Malaysia, the Philippines, Myanmar, South Korea, Nepal, Cambodia, Thailand, Laos, Vietnam, Bhutan, Brunei and Singapore.
KeepMining also acts as distributor for Atlas Copco, Liebherr, Yokohama and Caterpillar.
"The employees of KeepMining have a lot of experience in the Southeast Asian mining and quarrying markets," Superior regional territory manager Jeff Steiner said.
"They have aggressive plans for supplying and servicing customers and we look forward to growing our businesses together."
Outside Sigapore, KeepMining has offices in Malaysia, Indonesia, India and the Philippines.
Superior, based in Minnesota and with several US offices, also has facilities in Canada, Brazil and China.