Multiphase Systems Integration Claim Listing Return to Directory Rating (average) (0) Business Genre Manufacturing, Petroleum Business Website Address msieng.com Business Address, City 5350 E 46th St # 111, Tulsa ZIP Code 74135 Business Phone Number 9185516060 Ratings There are no reviews yet. Please login to leave a review. Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?