Mark Ein

Earlier this month, UrbanTurf reported on developer EDENS's efforts to seek approval to use the roof of Union Market as an elevated park, potentially to host tennis matches. Now, those plans are being confirmed.

Mark Ein is taking his tennis franchise to the roof of Union Market, announcing a deal for a new pop-up stadium roughly a week after announcing he would take over management of the Citi Open tournament.

This summer, if you’re able to snag a ticket, you can watch Venus Williams play in a 700-seat tennis arena on the rooftop of Union Market.

The 700-seat, rooftop tennis stadium will host the Washington Kastles' 2019 season.

D.C.'s newest sports venue is planned to open this summer on top of the Union Market building.

"We went indoors, people really liked it, it was an incredible atmosphere. But I could tell people wished we were outside."

On a dreary, unseasonably cold April afternoon at the Rock Creek Park Tennis in Northwest, Mark Ein announced that he’s adding the management of the historic Citi Open to his eclectic portfolio of local investments.

Serial investor and entrepreneur Mark Ein is making another splash, taking over the managerial responsibilities of the Citi Open, the region's premier annual pro tennis tournament.

Mark Ein can’t do anything about the rain that often bedevils Washington’s Citi Open. He can’t change the tournament’s date, either, despite August’s withering heat and humidity — nor should he. It occupies a prime spot on the global…

With the goal of safeguarding its future in Washington, the Citi Open, which has brought top tennis pros to the D.C. region for a half-century, is in the late stages of negotiations to transfer management of the tournament to…

The Washington Business Hall of Fame honors six people who have made the most of living and working here—and helping the community.