OPUS Productivity Solutions OPUS Productivity Solutions Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Human Resources Consultants & Services OPUS Productivity Solutions 5858 Dryden Pl., Ste. 228Carlsbad, CA 92008 | View on Google Maps Robert Kreisberg (714) 289-3926 Visit Site Member Since: 2016 Send a message to: OPUS Productivity Solutions Your Name: Your Email: Subject: Message: (Date: 2/5/2023)