MFM Building Products, a manufacturer of a full envelope of waterproofing and weather barrier products for the building industry, is pleased to announce that the firm has reached an agreement with Chalupnik Sales Group LLC to represent MFM in Southern California.


Chalupnik Sales Group was founded in 1987 and will serve one-step and two-step building products and roofing distributors, with support through architect and builder promotions, training and marketing support. For more than 30 years, the organization has established markets and created sales growth for residential and commercial roofing product manufacturers.


Tony Chalupnik, Owner, brings nearly forty years of experience in the roofing industry. Tony worked as a roofer installing and repairing residential roofs after graduating college. In 1987, he founded the Chalupnik Sales Group, an independent sales organization that specializes in both residential and commercial roofing. Tony’s extensive knowledge is a valuable asset in servicing customer needs. Tony graduated from Arizona State University with a Bachelor’s of Science in Marketing. He resides in San Diego with his wife and four children.


For contact information, please visit the MFM Building Products’ website at