Roth Staffing Companies, L.P. offers temporary and temp-to-hire staffing and permanent placement services through its specialized business lines. Ultimate Staffing Services specializes in administrative, customer service, clerical, manufacturing & production positions. Ledgent Finance & Accounting focuses on accounting and finance professionals, while Ledgent Technology & Engineering concentrates on professionals in those fields. Adams & Martin Group recruits legal professionals. In addition, One Squared Managed Solutions provides managed staffing program (MSP) and vendor management system (VMS) services. Founded in 1994 by CEO Ben Roth, the company serves clients in some 20 states and Washington, DC, through more than 100 branches and a number of on-premise locations.