chi-brennan (2) Class B properties such as this one at 1005 Westgate St., in Addison, IL, are now much sought after by investors. This building was one of several recently bought by Brennan Investment Group, one of the region’s most active buyers.

CHICAGO—The Chicago industrial market has been setting records for leasing activity and positive absorption for several years now, and that puts it at or near the top of places where investors feel it’s safe to buy. And that includes not just its new, class A properties, but the class B ones as well.