Private equity deals

Apollo Global Management has agreed to invest $100 million into Prospect Global Resources Inc.(Nasdaq: PGRX), a Denver-based company engaged in the exploration and development of a large, high-quality potash deposit located in the Holbrook Basin of eastern Arizona. www.agm.com

Fusheng Industrial, a Taiwan-based maker of industrial air compressors, has acquired German air compressor maker ALMiG Kompressoren GmbH for an undisclosed amount. Fusheng is a portfolio company of Oaktree Capital Managementwww.fusheng.com

Sun Capital Partners has completed its acquisition of Sleep Innovations, a West Long Branch, N.J.-based maker of memory foam products. No financial terms were disclosed. www.suncappart.com

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