IT staffing provider Mastech Digital Inc. (NYSE MKT: MHH) appointed Paul Burton as the chief executive of Mastech InfoTrellis, and Continuum Health IT added Jeff Macko as president and managing partner.

Burton is charged with charged with driving the growth of Mastech’s data and analytics business. Mastech in 2017 acquired the services division of InfoTrellis Inc., a Canada-based information management consulting and technology services company that provides project and consulting services in master data management, data integration and big data. Burton will work to expand the business unit’s global footprint, add new and differentiated service offerings to its technology stack, and acquire global talent to quickly scale the segment’s business model. He will report directly to Mastech Digital’s CEO Vivek Gupta.

And Macko will lead the sales organization at Continuum Health IT, a healthcare IT consulting and staffing company headquartered in Jacksonville Beach, Florida. He previously spent more than 20 years of experience in global sales, operations, and P&L management in the data and analytics space at firms including Genpact, IBM, and Hewlett-Packard. Most recently, for eight years Macko led the national sales team for a healthcare IT consultancy.