ComStar International Inc. manufactures the most comprehensive product line of environmentally safe, industrial strength chem ... ical products for trade professionals. For over 50 years, ComStar has been a leader in developing, manufacturing and marketing over 360 proprietary products designed specifically for a breadth of applications used worldwide in the HVACR, plumbing, commercial and industrial maintenance industries. ComStar is proud to be a business that uses smart-growth strategies and consistently employs talented individuals and strategic partners. read more