Private equity deals in the middle market keep churning, quietly making profits for investors who are oblivious to the looming economic recession.

Offering evidence of this dynamic, Nelson Mullins Riley & Scarborough partner Rhys T. Wilson last month closed a deal in which his client, GranQuartz Holdings LLC of DeKalb County, was bought by St. Louis investment fund Harbour Group Industries Inc. for undisclosed terms. GranQuartz sells tools and supplies to contractors who renovate kitchen countertops.