MJB Trades, Inc. is a local general contractor specializing in roofing, siding, gutters, and painting in Billings, Montana, and the surrounding area. We have been serving home and business owners with integrity for 20 years. MJB Trades, Inc. offers full installation and repair services for both residential and commercial clients. When you trust your repairs and restorations to MJB Trades, you can rely on our skillset, equipment, and expertise to provide you with quality results.