SPRING, Texas--(BUSINESS WIRE)--Perma-Pipe International Holdings, Inc. (Nasdaq: PPIH), today announced changes to its Board of Directors, including the appointment to the Board of Mr. Ibrahim Jaham ...

(RTTNews) - Perma-Pipe International Holdings, Inc. (PPIH), a pre-insulated piping and leak detection systems provider, said on Monday that it has initiated a strategic review to boost shareholders' ...

ATLANTA, GA--(Marketwired - December 19, 2014) - Perma-Fix Environmental Services, Inc. (PESI) today announced that Larry M. Shelton, current member of the Board of Directors since 2006, has been ...