New CEO at Coretec

ANN ARBOR—Coretec Group Inc. (OTC: CRTG), developers of silicon and 3D volumetric displays, has appointed Matthew Kappers as its new CEO. Kappers will also join Coretec’s  board of directors. Kappers …

Birmingham firm introduces new charger

BIRMINGHAM—RFA Brands LLC, which sells charging equipment under the brand name myCharge, announced a new portable power bank to join its Hub series, the Hub Turbo. The Birmingham-based company’s new …