Washingtonian has partnered with CoStar, the largest commercial real estate information and analytics provider in the country. Below are CoStar’s 2021 Power Broker Awards. The awards recognize the top commercial real estate brokers and firms in the Washington, DC, market, based on closed sale and lease transactions from 2021. CoStar verifies and analyzes total transaction volume to identify the winners.

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SEPTEMBER 21, 2022