Dallas Realtor Ebby Halliday recently was ranked the country’s 10th largest residential real estate company in terms of sales volume by a national industry group, marking the first time Ebby has cracked the company’s Top 10 list. Other Dallas-area Realtors on the list include Keller Williams Realty Dallas (17), Century 21 Judge Fite Co. (54), Coldwell Banker Apex Realtors of Richardson (85) and Century 21 Mike Bowman of Grapevine (92).