William Ryan Homes is building new homes in the Dallas- Fort Worth Metroplex, which is one of the fastest-growing regions in the US, there are many of reasons for that. The appeal of the Metroplex is nothing new, as it has long been known for its economy, culture, and entertainment. . Dallas-Fort Worth is a great place to get a job for just about anyone. 22 of the 500 largest companies in America have an office in Dallas-Fort Worth. These include American Airlines, AT&T, and Exxon Mobile.