Riverside Partners LLC, doing business as Riverside Co., injected capital into Performance Systems Integration Corp.

The Portland, Ore.-based fire and life safety services provider operates in partnership with Fire King, which focuses on fire extinguisher sales and service, cylinder requalification and maintenance, and general fire protection services in western Washington state.

Riverside said it will aid the company with its strategic acquisitions, developing a technician training academy and broadening its sales and marketing efforts.