DETROIT —The Great Recession hit a lot of construction companies very hard. Workers were laid off and projects were left half-finished and out of money. Glenn Parvin, owner and president of Detroit-based Custom Architectural Sheetmetal Specialists Inc., knows all about it.
Although it won’t take place for months, 78 percent of the exhibit space for the 2014 International Roofing Expo has already been reserved, officials said.