Four Atlanta-area residential real estate brokerages made the Inc. 5000 list of the fastest-growing companies in the U.S., led by the Michelle Humes Group, which was ranked 1,573. 

The firm was followed by Mark Spain Real Estate at 1,973, the Justin Landis Group at 3,206 and Atlanta Communities Real Estate Brokerage at 4,859. 

Companies on the list are ranked by percentage revenue growth from 2018 to 2021 and had to have earned at least $100,000 in revenue in 2018 and $2 million in 2021.  

Founded in 2018, Michelle Humes had 48 agents and staff and booked $113 million in sales in 2021 for 406% revenue growth. 

Mark Spain posted three-year revenue growth of 305% and has made the ranking every year since it was founded in 2016, while Justin Landis, founded in 2013, posted revenue growth of 166% and was named to the list for the first time last year. Atlanta Communities posted revenue growth of 85% and has made the list eight times since its founding in 2009. 

Skystone Acquisitions, a real estate brokerage that deals exclusively with investors, ranked 324 with revenue growth of 1,759%. 

Shared-housing marketplace PadSplit was the highest-ranked Atlanta real estate company on the list, coming in at 290 with 1,937% revenue growth.