Partner One Capital, a private investment firm, completed the acquisition of SL, a provider of real-time middleware monitoring, visualization and diagnostic software. Financial terms were not disclosed. "I'm delighted to announce the acquisition of SL by Partner One Capital, which indicates exciting times ahead for our customers and partners. Partner One's investment demonstrates complete confidence in SL's outstanding track record, market-leading products, and impeccable customer service. The financial strength, resources and expertise of Partner One Capital will solidify and expand SL's position as a market leader," Tom Lubinski, SL Founder.