Michael C. Crews To CFO At PQ Corp.

PQ Corp., a leading manufacturer of specialty inorganic performance materials, high-end specialty catalysts, and specialty glass materials, has announced the appointment of Michael C. Crews as Chief Financial Officer (CFO), effective August 1. The appointment was made today by George J. Biltz, President and Chief Executive Officer of PQ Corp. Crews will replace the retiring Alan McIlroy, a 10-year PQ veteran.