Member Directory Find a BusinessLocate a local business for all your business needs using the interactive Map or Member Directory below. Return to Listing GAF Materials CorporationGAF.comManufacturer of residential roofing shingles.NewsGAF Makes Major Donation to Support Great Futures505 N. Roeske AvenueMichigan City, IN 46360Map219-872-1111Fax: 219-878-5888EmailManufacturingHome Improvement Sales & Services Chamber Members | Chamber Events Calendar | Member Account | Community Events Calendar | Job Postings & Volunteer Opportunities | Member Promotions | Member News | Request Information Upcoming EventsTue5 Coffee ConnectionsNov 5th @ 8:00 AMMon11 Veterans Day Observed- Office ClosedNov 11th @ 8:00 AMThu14 Defending Your Finances: Purdue Federal Credit UnionNov 14th @ 11:30 AMTue19 How to CanvaNov 19th @ 8:30 AMWed20 Board MeetingNov 20th @ 8:00 AM 2024 Visionary, Stakeholder, & Leader Member Investors