VANCOUVER, BC, July 8, 2024 /PRNewswire/ -- Siyata Mobile Inc. (Nasdaq: SYTA, SYTAW) ("Siyata" or the "Company"), a global developer and vendor of Push-to-Talk over Cellular (PoC) handsets and accessories, today announced the appointment of Bob Escalle as Vice President of Public Safety.  Marc Seelenfreund, CEO of Siyata, stated, "We are excited to welcome Bob Escalle, a distinguished leader in the global Push-to-Talk (PTT) industry, to our team. The Push-to-Talk over Cellular market is a $7 billion industr ...