Echo Global Logistics, one of the largest transportation logistics firms in the area, is buying a Skokie-based competitor, continuing a string of acquisitions for the company.

Chicago-based Echo Global has agreed to pay $420 million for Command Transportation, best known as a truckload broker, the two companies announced this morning.

Echo Global and Command provide freight logistics services, such as matching up empty trucks with shippers that have cargo they need to move to markets.

Doug Waggoner, CEO of Echo, said the two firms share similar workplace cultures, but little in the way of customer and geographic overlap. “We truly think this is a case of one plus one equals three,” Waggoner said in an interview.

Meanwhile, the deal means Command customers will get access to logistics services the company doesn’t provide right now, such as “less than truckload” operations, or connecting shippers who need truckers to carry small amounts of freight, according to Command CEO Paul Loeb.

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