Employment Control Inc., a Shelby, N.C.-based regional provider of commercial temporary staffing services, has been acquired by Harbert Mezzanine Partners and Claritas Capital Specialty Debt Fund, two Nashville-based private equity firms. Financial terms were not disclosed.

Employment Control will continue to operate under the Employment Staffing Inc. brand through 13 branches and four on-site locations in the southeast. Current president and Chief Financial Officer Bobby Walker will remain with the company. Clayton Bullock will join as chief executive officer. Bullock has 25 years of staffing industry executive experience, previously serving as president and COO of Staffmark.