•Marvair(Cordele, Ga.) has promotedThompson Matambo(right) to the position of director of engineering.
•ECR International Inc.(Utica, N.Y.) has appointedDavid Walshdirector of sales for the organization’s wholesale distribution businesses.
•Super Radiator Coils(Minneapolis) has named Rob Holt(right) chief executive officer. He also retains his current position as president.
•Echelon Corp.(San Jose, Calif.) announced that its customer,Siemens Building Technologiesdivision, has sold 1 million LonWorks-based Desigo RXC single-room controllers for improved building energy management.
•Freeaire Refrigeration(Waitsfield, Vt.) has hiredBrad Longas a technical salesman and product trainer.