Surface preparation equipment supplier Blastrac, Oklahoma City, has promoted John Rippman to national sales manager. He has 23 years of experience in grinding, cutting, scraping, shotblasting, and polishing, and most recently had been the company's national training director. Paul Robb was promotedto engineering manager. He has almost 10 years of experience with Blastrac, beginning as a drafter andengineer through to manager for grinding and polishing. Visit www.blastrac.com.