Jelmar, LLC, a leader in the household cleaning products industry well-known for its CLR Brands and Tarn-X product lines, has promoted Jeffrey Pozen to president and chief operating officer.    He succeeds Alison Gutterman, who remains the CEO of Jelmar.    In his seven years at Jelmar, Pozen has served as the company’s chief of staff, chief financial officer and chief strategy officer and has been responsible for the company’s innovation, operating and finance business functions...