Pearl Interactive Network Inc., headquartered in Columbus, Ohio, promoted Recruiting Director Tarah Ziogas to VP of human resources. Pearl provides contact center staffing services, accessing a workforce of disabled veterans, veterans, military spouses, people with disabilities and people living in geographically challenged areas.

TRC Staffing Services Inc. announced Shari Lotz recently accepted a position on the company’s board of directors. Lotz is senior VP of human resources for Equifax Inc.’s US information solutions business unit headquartered in Atlanta.

Global professional services firm Alder Koten, which provides executive search services, announced Jack Angel joined the team as a senior advisor in the energy practice. Angel’s executive experience includes serving as CEO of NDT Global LLC and as president and CEO of Duraseal Coatings LLC. He brings extensive business expertise in the oil and gas services sector and has worked with energy producers and pipeline companies worldwide.

LRS Consulting Services hired Micah Stevenson as branch manager of the firm’s Minneapolis office. He has nearly a decade of experience in staff augmentation in IT and financial services. LRS Consulting Services is the IT and engineering staffing division of Levi, Ray & Shoup Inc., a privately held US company with corporate headquarters in Springfield, Ill.